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class="vector-toc-list"> <li id="toc-Civil_and_experimental_variants" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Civil_and_experimental_variants"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.1</span> <span>Civil and experimental variants</span> </div> </a> <ul id="toc-Civil_and_experimental_variants-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Military_variants" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Military_variants"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.2</span> <span>Military variants</span> </div> </a> <ul id="toc-Military_variants-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Applications" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Applications"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Applications</span> </div> 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</th></tr> <tr> <td colspan="2" style="text-align: center;"><span typeof="mw:File"><a href="/wiki/File:Lycoming_T55-GA-712.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/9/97/Lycoming_T55-GA-712.jpg/300px-Lycoming_T55-GA-712.jpg" decoding="async" width="300" height="226" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/9/97/Lycoming_T55-GA-712.jpg/450px-Lycoming_T55-GA-712.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/9/97/Lycoming_T55-GA-712.jpg/600px-Lycoming_T55-GA-712.jpg 2x" data-file-width="2848" data-file-height="2144" /></a></span> </td></tr> <tr> <td colspan="2" style="border-bottom: 1px solid #aaa;text-align:center;">Honeywell's T55-GA-714A turboshaft engine on a <a href="/wiki/CH-47_Chinook" class="mw-redirect" title="CH-47 Chinook">CH-47 Chinook</a> </td></tr> <tr> <th>Type </th> <td><a href="/wiki/Turboshaft" title="Turboshaft">Turboshaft</a> </td></tr> <tr> <th><span class="nowrap">National origin</span> </th> <td>United States </td></tr> <tr> <th>Manufacturer </th> <td><a href="/wiki/Lycoming_Engines" title="Lycoming Engines">Lycoming Engines</a> <br /> <a href="/wiki/Honeywell_Aerospace" class="mw-redirect" title="Honeywell Aerospace">Honeywell Aerospace</a> </td></tr> <tr> <th>First run </th> <td>April 1955 </td></tr> <tr> <th><span class="nowrap">Major applications</span> </th> <td><a href="/wiki/Bell_309_KingCobra" title="Bell 309 KingCobra">Bell 309 KingCobra</a> <br /><a href="/wiki/Boeing_CH-47_Chinook" title="Boeing CH-47 Chinook">Boeing CH-47 Chinook</a> <br /> <a href="/wiki/Piper_PA-48_Enforcer" title="Piper PA-48 Enforcer">Piper PA-48 Enforcer</a> </td></tr> <tr> <th><span class="nowrap">Number built</span> </th> <td>6,000+ </td></tr> <tr> <th><span class="nowrap">Developed from</span> </th> <td><a href="/wiki/Lycoming_T53" title="Lycoming T53">Lycoming T53</a> </td></tr> <tr> <th><span class="nowrap">Developed into</span> </th> <td><a href="/wiki/Lycoming_ALF_502" title="Lycoming ALF 502">Lycoming ALF 502</a> </td></tr></tbody></table> <p>The <b>Honeywell T55</b> (formerly <b>Lycoming</b>; company designation <b>LTC-4</b>) is a <a href="/wiki/Turboshaft" title="Turboshaft">turboshaft</a> engine used on American <a href="/wiki/Helicopter" title="Helicopter">helicopters</a> and <a href="/wiki/Fixed-wing_aircraft" title="Fixed-wing aircraft">fixed-wing</a> <a href="/wiki/Aircraft" title="Aircraft">aircraft</a> (in <a href="/wiki/Turboprop" title="Turboprop">turboprop</a> form) since the 1950s, and in <a href="/wiki/H1_Unlimited" title="H1 Unlimited">unlimited hydroplanes</a> since the 1980s. As of 2021, more than 6,000 of these engines have been built.<sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> It is produced by <a href="/wiki/Honeywell_Aerospace" class="mw-redirect" title="Honeywell Aerospace">Honeywell Aerospace</a>, a division of <a href="/wiki/Honeywell" title="Honeywell">Honeywell</a> based in Phoenix, Arizona, and was originally designed by the Turbine Engine Division of <a href="/wiki/Lycoming_Engines" title="Lycoming Engines">Lycoming Engines</a> in <a href="/wiki/Stratford,_Connecticut" title="Stratford, Connecticut">Stratford, Connecticut</a>, as a scaled-up version of the smaller <a href="/wiki/Lycoming_T53" title="Lycoming T53">Lycoming T53</a>. The T55 serves as the engine on several major applications including the CH-47-Chinook, the Bell 309, and the Piper PA-48 Enforcer. The T55 also serves as the core of the <a href="/wiki/Lycoming_ALF_502" title="Lycoming ALF 502">Lycoming ALF 502</a> <a href="/wiki/Turbofan" title="Turbofan">turbofan</a>. Since the T55 was first developed, progressive increases in <a href="/wiki/Airflow" title="Airflow">airflow</a>, overall pressure ratio, and turbine inlet temperature have more than tripled the power output of the engine.<sup id="cite_ref-FI19570405_2-0" class="reference"><a href="#cite_note-FI19570405-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-FI19590320_3-0" class="reference"><a href="#cite_note-FI19590320-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-FI19961023_4-0" class="reference"><a href="#cite_note-FI19961023-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Variants">Variants</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Honeywell_T55&action=edit&section=1" title="Edit section: Variants"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading3"><h3 id="Civil_and_experimental_variants">Civil and experimental variants</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Honeywell_T55&action=edit&section=2" title="Edit section: Civil and experimental variants"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <dl><dt>LTC4A-1</dt> <dd>Turboprop engine with a power rating of 1,600 shp (1,200 kW) and dry weight of 695 lb (315 kg); was designated the YT55-L-1 after its 50-hour qualification test was completed in December 1957<sup id="cite_ref-LA196306_5-0" class="reference"><a href="#cite_note-LA196306-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup></dd> <dt>LTC4B-1</dt> <dd></dd> <dt>LTC4B-2</dt> <dd>Geared turboshaft engine with an initial power rating of 1,800 shp (1,300 kW); completed a 50-hour qualification test demonstrating 2,050 shp (1,530 kW) in March 1958, and then was designated as the YT55-L-3 with a power rating of 1,900 shp (1,400 kW)<sup id="cite_ref-LA196306_5-1" class="reference"><a href="#cite_note-LA196306-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup></dd> <dt>LTC4B-7</dt> <dd>Ungeared version of the LTC4B-2, with an integral oil cooler and tank; demonstrated 2,500 shp (1,900 kW) in January 1960; the higher power rating resulted from increased turbine inlet temperatures, which came from small modifications learned from YT55-L-1 and YT55-L-3 development experience; completed 50-hour qualification test at 2,200 shp (1,600 kW) power rating in February 1960, after which it was designated as the YT55-L-5; completed its 150-hour qualification test in September 1960, after which its designation changed from YT55-L-5 to the T55-L-5 production engine<sup id="cite_ref-LA196306_5-2" class="reference"><a href="#cite_note-LA196306-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup></dd> <dt>LTC4B-8</dt> <dd>Civil designation for the T55-L-7 military engine; dry weight of 580 lb (260 kg)<sup id="cite_ref-LA196306_5-3" class="reference"><a href="#cite_note-LA196306-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> also powered the original <a href="/wiki/Bell_214" title="Bell 214">Bell 214</a> helicopter as a 2,930 shp (2,180 kW) engine in 1970<sup id="cite_ref-AINonline20200906_6-0" class="reference"><a href="#cite_note-AINonline20200906-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup></dd> <dt>LTC4B-8D</dt> <dd>2,950 shp (2,200 kW) engine powering the <a href="/wiki/Bell_214" title="Bell 214">Bell 214</a>A helicopter;<sup id="cite_ref-AirProgress197509_7-0" class="reference"><a href="#cite_note-AirProgress197509-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> uprated from the T55-L-7C; 433 engines produced between 1973 and 1977 for this military helicopter<sup id="cite_ref-LeyesFleming182_8-0" class="reference"><a href="#cite_note-LeyesFleming182-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup></dd> <dt>LTC4B-11</dt> <dd>similar to L-7 with two-stage gas generator turbine</dd> <dt>LTC4B-12</dt> <dd>Turboprop engine with a power rating of 4,600 shp (3,400 kW) and a weight of 680 lb (310 kg), 10 lb (4.5 kg) more than the T55-L-11 that it is derived from;<sup id="cite_ref-AFM197007_9-0" class="reference"><a href="#cite_note-AFM197007-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup> <a href="/wiki/Brake-specific_fuel_consumption" title="Brake-specific fuel consumption">brake-specific fuel consumption</a> (BSFC) of 0.504 lb/(hp⋅h) (307 g/kWh)<sup id="cite_ref-AYB1970_10-0" class="reference"><a href="#cite_note-AYB1970-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup></dd> <dt>LTC4C-2</dt> <dd>Civil designation for the YT55-L-1A military turboprop engine<sup id="cite_ref-FI19590320_3-1" class="reference"><a href="#cite_note-FI19590320-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup></dd> <dt>LTC4G-3</dt> <dd>Turboprop engine with a maximum and normal power rating of 2,445 and 2,100 shp (1,823 and 1,566 kW); high-performance version of the T55-L-1<sup id="cite_ref-AYB1962_11-0" class="reference"><a href="#cite_note-AYB1962-11"><span class="cite-bracket">[</span>11<span class="cite-bracket">]</span></a></sup></dd> <dt>LTC4G-4</dt> <dd></dd> <dt>LTC4K</dt> <dd>9-stage <a href="/wiki/Compressor" title="Compressor">compressor</a></dd> <dt>LTC4K-2</dt> <dd></dd> <dt>LTC4M-1</dt> <dd></dd> <dt>LTC4R-1</dt> <dd>Turboprop engine with a power rating of 3,690 shp (2,750 kW), weight of 920 lb (420 kg), <a href="/wiki/Overall_pressure_ratio" title="Overall pressure ratio">pressure ratio</a> of 8.2:1, and a BSFC of 0.52 lb/(hp⋅h) (320 g/kWh)<sup id="cite_ref-AYB1968_12-0" class="reference"><a href="#cite_note-AYB1968-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup></dd> <dt>PLF1A-2</dt> <dd>First experimental <a href="/wiki/High-bypass_turbofan" class="mw-redirect" title="High-bypass turbofan">high-bypass turbofan</a> engine produced in the United States, initially run in February 1964; two produced; used the engine core of the T55-L-7;<sup id="cite_ref-FOOTNOTELeyes_IIFleming1999[httpsbooksgooglecombooksidV0SnFt8JGokCpgPA184_184]–188_13-0" class="reference"><a href="#cite_note-FOOTNOTELeyes_IIFleming1999[httpsbooksgooglecombooksidV0SnFt8JGokCpgPA184_184]–188-13"><span class="cite-bracket">[</span>13<span class="cite-bracket">]</span></a></sup> 40 in diameter (100 cm) geared fan stage, producing a static thrust of 4,320 lb (1,960 kg); predecessor of the <a href="/wiki/ALF_502" class="mw-redirect" title="ALF 502">ALF 502</a> and <a href="/wiki/LF_507" class="mw-redirect" title="LF 507">LF 507</a> production turbofans;<sup id="cite_ref-Boyne2002_14-0" class="reference"><a href="#cite_note-Boyne2002-14"><span class="cite-bracket">[</span>14<span class="cite-bracket">]</span></a></sup> <a href="/wiki/Bypass_ratio" title="Bypass ratio">bypass ratio</a> of 6:1; weight of 825 lb (374 kg)<sup id="cite_ref-NASM-PLF1A-2_15-0" class="reference"><a href="#cite_note-NASM-PLF1A-2-15"><span class="cite-bracket">[</span>15<span class="cite-bracket">]</span></a></sup> maximum pressure ratio of 1.4:1 (fan) and 9.5:1 (engine), turbine inlet temperature of 1,810 °F (990 °C), maximum rated air flow for the gas generator and fan of 31.5 and 157.5 lb/s (14.3 and 71.4 kg/s), <a href="/wiki/Thrust-specific_fuel_consumption" title="Thrust-specific fuel consumption">thrust-specific fuel consumption</a> (TSFC) of 0.411 lb/(lbf⋅h) (11.6 g/(kN⋅s))<sup id="cite_ref-ARL197102_16-0" class="reference"><a href="#cite_note-ARL197102-16"><span class="cite-bracket">[</span>16<span class="cite-bracket">]</span></a></sup></dd> <dt>PLF1B-2</dt> <dd>Turbofan with T55 / LTC4K 9-stage compressor gas generator core</dd> <dt>PLF1C-1</dt> <dd>Turbofan based on the T55-L-7C turboshaft, producing 5,220 lbf (23.2 kN) of thrust; 66 in (1.7 m) length, 41 in (100 cm) fan diameter, 6:1 bypass ratio, 1,010 lb (460 kg) weight, TSFC of 0.41 lb/(lbf⋅h) (12 g/(kN⋅s))<sup id="cite_ref-AYB1969_17-0" class="reference"><a href="#cite_note-AYB1969-17"><span class="cite-bracket">[</span>17<span class="cite-bracket">]</span></a></sup></dd> <dt>PLF1C-2</dt> <dd>Turbofan based on the T55-L-11 turboshaft, producing 6,700 lbf (30 kN) of thrust; 66 in (1.7 m) length, 50 in (130 cm) fan diameter, 8.2:1 bypass ratio, 1,130 lb (510 kg) weight, TSFC of 0.36 lb/(lbf⋅h) (10 g/(kN⋅s))<sup id="cite_ref-AYB1969_17-1" class="reference"><a href="#cite_note-AYB1969-17"><span class="cite-bracket">[</span>17<span class="cite-bracket">]</span></a></sup></dd> <dt>T5508D</dt> <dd>Certified September 16, 1975; dry weight 618 lb (280 kg);<sup id="cite_ref-TCDS-E4NE_18-0" class="reference"><a href="#cite_note-TCDS-E4NE-18"><span class="cite-bracket">[</span>18<span class="cite-bracket">]</span></a></sup> 2,930 shp (2,180 kW) engine powering the <a href="/wiki/Bell_214" title="Bell 214">Bell 214</a>B helicopter, which was produced between 1976 and 1981;<sup id="cite_ref-AINonline20200906_6-1" class="reference"><a href="#cite_note-AINonline20200906-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> 88 engines manufactured for that commercial helicopter;<sup id="cite_ref-LeyesFleming182_8-1" class="reference"><a href="#cite_note-LeyesFleming182-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup> commercial version of the LTC4-8D</dd> <dt>AL5512</dt> <dd>Certified November 7, 1980; turboshaft engine with a sea-level power rating of 2,975 hp (2,218 kW) max continuous and 4,075 hp (3,039 kW) 5-minute takeoff; 30-minute power rating of 4,355 hp (3,248 kW) with one engine inoperative; dry weight 780 lb (350 kg);<sup id="cite_ref-TCDS-E4NE_18-1" class="reference"><a href="#cite_note-TCDS-E4NE-18"><span class="cite-bracket">[</span>18<span class="cite-bracket">]</span></a></sup> used on the Boeing Model 234 (civilian version of the Chinook);<sup id="cite_ref-Boeing234_19-0" class="reference"><a href="#cite_note-Boeing234-19"><span class="cite-bracket">[</span>19<span class="cite-bracket">]</span></a></sup> based on the T55-L-712; produced between 1979 and 1985, with 44 engines manufactured;<sup id="cite_ref-LeyesFleming182_8-2" class="reference"><a href="#cite_note-LeyesFleming182-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup> also used on the <a href="/wiki/Boeing_Model_360" title="Boeing Model 360">Boeing Model 360</a>, a technology demonstrator helicopter, in 1987<sup id="cite_ref-AHM_20-0" class="reference"><a href="#cite_note-AHM-20"><span class="cite-bracket">[</span>20<span class="cite-bracket">]</span></a></sup></dd></dl> <div class="mw-heading mw-heading3"><h3 id="Military_variants">Military variants</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Honeywell_T55&action=edit&section=3" title="Edit section: Military variants"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <dl><dt>YT55-L-1</dt> <dd>Turboprop engine with a maximum and normal power rating of 1,600 and 1,325 shp (1,193 and 988 kW) and a pressure ratio of 6:1<sup id="cite_ref-AYB1961_21-0" class="reference"><a href="#cite_note-AYB1961-21"><span class="cite-bracket">[</span>21<span class="cite-bracket">]</span></a></sup></dd> <dt>YT55-L-1A</dt> <dd>Turboprop version of the YT55-L-3, producing 1,850 shp (1,380 kW); length 58.85 in (149.5 cm), diameter 24.25 in (61.6 cm), dry weight 695 lb (315 kg), pressure ratio 6.5:1, air mass flow 20.5 lb/s (9.3 kg/s), BSFC 0.648 lb/(hp⋅h) (394 g/kWh)<sup id="cite_ref-FI19590320_3-2" class="reference"><a href="#cite_note-FI19590320-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup></dd> <dt>YT55-L-3</dt> <dd>Turboshaft engine with a maximum and normal power rating of 1,900 and 1,700 shp (1,400 and 1,300 kW) and a pressure ratio of 6:1;<sup id="cite_ref-AYB1961_21-1" class="reference"><a href="#cite_note-AYB1961-21"><span class="cite-bracket">[</span>21<span class="cite-bracket">]</span></a></sup> a geared engine that was initially selected to power the Army Chinook helicopter HC-1B (later designated as the <a href="/wiki/CH-47" class="mw-redirect" title="CH-47">CH-47</a>A) in July 1958 by a joint Air Force/Army team<sup id="cite_ref-LA196306_5-4" class="reference"><a href="#cite_note-LA196306-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup></dd> <dt>T55-L-5</dt> <dd>Turboshaft engine with a maximum and normal power rating of 2,200 and 1,850 shp (1,640 and 1,380 kW) and a pressure ratio of 6:1; high-speed version of the T55-L-3<sup id="cite_ref-AYB1961_21-2" class="reference"><a href="#cite_note-AYB1961-21"><span class="cite-bracket">[</span>21<span class="cite-bracket">]</span></a></sup> allowed for use on the Chinook instead of the geared YT55-L-3 engine due to August 1958 engine contract modification, with the <a href="/wiki/Reduction_gearing" class="mw-redirect" title="Reduction gearing">reduction gearing</a> now provided in the helicopter <a href="/wiki/Power_transmission" title="Power transmission">power transmission</a> system instead of the engine; 570 lb (260 kg) weight engine; first delivered for the Chinook in August 1960; powered first flight of the Chinook in October 1961; selected for the <a href="/wiki/Curtiss-Wright_X-19" title="Curtiss-Wright X-19">Curtiss-Wright X-19</a> <a href="/wiki/Tiltrotor_aircraft" class="mw-redirect" title="Tiltrotor aircraft">tiltrotor aircraft</a> in August 1962;<sup id="cite_ref-LA196306_5-5" class="reference"><a href="#cite_note-LA196306-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> 146 engines manufactured between 1960 and 1963 for the CH-47A<sup id="cite_ref-FOOTNOTELeyes_IIFleming1999[httpsbooksgooglecombooksidV0SnFt8JGokCpgPA180_180]_22-0" class="reference"><a href="#cite_note-FOOTNOTELeyes_IIFleming1999[httpsbooksgooglecombooksidV0SnFt8JGokCpgPA180_180]-22"><span class="cite-bracket">[</span>22<span class="cite-bracket">]</span></a></sup></dd> <dt>T55-L-7</dt> <dd>Turboshaft engine with a power rating of 2,650 shp (1,980 kW) and a BSFC of 0.61 lb/(hp⋅h) (370 g/kWh);<sup id="cite_ref-AYB1967_23-0" class="reference"><a href="#cite_note-AYB1967-23"><span class="cite-bracket">[</span>23<span class="cite-bracket">]</span></a></sup> completed 150-hour qualification test in September 1962 at a 2,650 shp (1,980 kW) power rating;<sup id="cite_ref-LA196306_5-6" class="reference"><a href="#cite_note-LA196306-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup></dd> <dt>T55-L-7B</dt> <dd>Military and normal power rating of 2,650 and 2,200 shp (1,980 and 1,640 kW); used on the CH-47A<sup id="cite_ref-USAAD197208_24-0" class="reference"><a href="#cite_note-USAAD197208-24"><span class="cite-bracket">[</span>24<span class="cite-bracket">]</span></a></sup></dd> <dt>T55-L-7C</dt> <dd>Turboshaft engine with a maximum, military, and normal power rating of 2,850, 2,650, and 2,400 shp (2,130, 1,980, and 1,790 kW); used on the CH-47B;<sup id="cite_ref-USAAD197208_24-1" class="reference"><a href="#cite_note-USAAD197208-24"><span class="cite-bracket">[</span>24<span class="cite-bracket">]</span></a></sup> BSFC of 0.6 lb/(hp⋅h) (360 g/kWh);<sup id="cite_ref-AYB1967_23-1" class="reference"><a href="#cite_note-AYB1967-23"><span class="cite-bracket">[</span>23<span class="cite-bracket">]</span></a></sup> passed qualification testing in September 1966<sup id="cite_ref-USAAD196712_25-0" class="reference"><a href="#cite_note-USAAD196712-25"><span class="cite-bracket">[</span>25<span class="cite-bracket">]</span></a></sup></dd> <dt>YT55-L-9</dt> <dd>Turboprop engine with a power rating of 2,445 shp (1,823 kW), weight of 795 lb (361 kg), pressure ratio of 6.4:1, and a BSFC of 0.62 lb/(hp⋅h) (380 g/kWh); used on the <a href="/wiki/North_American_T-28_Trojan" title="North American T-28 Trojan">Rockwell YAT-28E</a>;<sup id="cite_ref-AYB1968_12-1" class="reference"><a href="#cite_note-AYB1968-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup> also powered <a href="/wiki/Piper_Enforcer" class="mw-redirect" title="Piper Enforcer">Piper Enforcer</a> prototype aircraft for <a href="/wiki/Flight_tests" class="mw-redirect" title="Flight tests">flight tests</a> in 1971 and 1983-1984<sup id="cite_ref-AirAndSpace201412_26-0" class="reference"><a href="#cite_note-AirAndSpace201412-26"><span class="cite-bracket">[</span>26<span class="cite-bracket">]</span></a></sup></dd> <dt>T55-L-11</dt> <dd>Turboshaft engine with a maximum, military, and normal power rating of 3,750, 3,400, and 3,000 shp (2,800, 2,540, and 2,240 kW); used on the CH-47C;<sup id="cite_ref-USAAD197208_24-2" class="reference"><a href="#cite_note-USAAD197208-24"><span class="cite-bracket">[</span>24<span class="cite-bracket">]</span></a></sup> BSFC of 0.52 lb/(hp⋅h) (320 g/kWh);<sup id="cite_ref-AYB1970_10-1" class="reference"><a href="#cite_note-AYB1970-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup> completed 50-hour preliminary flight rating test (PFRT) in May 1967<sup id="cite_ref-USAAD196712_25-1" class="reference"><a href="#cite_note-USAAD196712-25"><span class="cite-bracket">[</span>25<span class="cite-bracket">]</span></a></sup></dd> <dt>T55-L-712</dt> <dd>3,750 shp (2,800 kW) turboshaft engine used on the CH-47D, with production starting in 1978; 849 engines manufactured by 1989<sup id="cite_ref-FOOTNOTELeyes_IIFleming1999[httpsbooksgooglecombooksidV0SnFt8JGokCpgPA181_181]_27-0" class="reference"><a href="#cite_note-FOOTNOTELeyes_IIFleming1999[httpsbooksgooglecombooksidV0SnFt8JGokCpgPA181_181]-27"><span class="cite-bracket">[</span>27<span class="cite-bracket">]</span></a></sup></dd> <dt>T55-L-714</dt> <dd>4,110 shp (3,060 kW) turboshaft engine used on the <a href="/wiki/MH-47" class="mw-redirect" title="MH-47">MH-47</a>E Chinook SOF<sup id="cite_ref-" class="reference"><a href="#cite_note-"><span class="cite-bracket">[</span>28<span class="cite-bracket">]</span></a></sup></dd> <dt>T55-GA-714A</dt> <dd>4,777 shp (3,562 kW) turboshaft engine used on the CH-47F; <a href="/wiki/Low_rate_initial_production" title="Low rate initial production">low-rate initial production</a> started in December 1997<sup id="cite_ref-WeaponSystems1999_29-0" class="reference"><a href="#cite_note-WeaponSystems1999-29"><span class="cite-bracket">[</span>29<span class="cite-bracket">]</span></a></sup></dd> <dt>T55-L-714A</dt> <dd>5,000 shp (3,729 kW)</dd> <dt>T55-GA-714C</dt> <dd>6,000 shp (4,500 kW) turboshaft engine to be tested on an CH-47F <a href="/wiki/Testbed_aircraft" title="Testbed aircraft">testbed aircraft</a>, offering a 25 percent increase in power output and 10 percent reduction in fuel consumption compared to the T55-GA-714A;<sup id="cite_ref-Janes20200608_30-0" class="reference"><a href="#cite_note-Janes20200608-30"><span class="cite-bracket">[</span>30<span class="cite-bracket">]</span></a></sup> initial testing of the first engine began in November 2021<sup id="cite_ref-AVweb20211203_31-0" class="reference"><a href="#cite_note-AVweb20211203-31"><span class="cite-bracket">[</span>31<span class="cite-bracket">]</span></a></sup></dd> <dt>T55-L-714C</dt> <dd>6,000 shp (4,474 kW)</dd> <dt>T55-GA-715</dt> <dd>A 6,500 shp (4,800 kW) turboshaft engine upgrade kit proposed in 2008 for a 69,900 lb weight (31,700 kg) growth version of the Chinook<sup id="cite_ref-FI20080728_32-0" class="reference"><a href="#cite_note-FI20080728-32"><span class="cite-bracket">[</span>32<span class="cite-bracket">]</span></a></sup></dd></dl> <dl><dt>HTS7500</dt></dl> <div class="mw-heading mw-heading2"><h2 id="Applications">Applications</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Honeywell_T55&action=edit&section=4" title="Edit section: Applications"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <dl><dt>T55/LTC4</dt></dl> <ul><li><a href="/wiki/Bell_214" title="Bell 214">Bell 214</a></li> <li><a href="/wiki/Bell_309_KingCobra" title="Bell 309 KingCobra">Bell 309 KingCobra</a></li> <li><a href="/wiki/Boeing_CH-47_Chinook" title="Boeing CH-47 Chinook">Boeing CH-47 Chinook</a></li> <li><a href="/wiki/Boeing_Chinook_(UK_variants)" title="Boeing Chinook (UK variants)">Boeing Chinook (UK variants)</a></li> <li><a href="/wiki/Boeing_Model_360" title="Boeing Model 360">Boeing Model 360</a></li> <li><a href="/wiki/Boeing_RC-135" title="Boeing RC-135">Boeing RC-135</a> - One T55 was fitted to the RC-135E variant to drive a generator providing power to the aircraft's phased array radar.<sup id="cite_ref-33" class="reference"><a href="#cite_note-33"><span class="cite-bracket">[</span>33<span class="cite-bracket">]</span></a></sup></li> <li><a href="/wiki/Boeing_Vertol_BV-347" title="Boeing Vertol BV-347">Boeing Vertol BV-347</a></li> <li><a href="/wiki/Curtiss-Wright_X-19" title="Curtiss-Wright X-19">Curtiss-Wright X-19</a></li> <li><a href="/wiki/North_American_T-28_Trojan" title="North American T-28 Trojan">North American YAT-28E Trojan</a></li> <li><a href="/wiki/Piper_PA-48_Enforcer" title="Piper PA-48 Enforcer">Piper PA-48 Enforcer</a></li> <li><a href="/wiki/Sikorsky%E2%80%93Boeing_SB-1_Defiant" title="Sikorsky–Boeing SB-1 Defiant">Sikorsky–Boeing SB-1 Defiant</a></li> <li><a href="/wiki/H1_Unlimited" title="H1 Unlimited">Unlimited hydroplanes</a></li></ul> <dl><dt>HTS7500</dt></dl> <ul><li><a href="/wiki/Sikorsky%E2%80%93Boeing_SB-1_Defiant_X" class="mw-redirect" title="Sikorsky–Boeing SB-1 Defiant X">Sikorsky–Boeing SB-1 Defiant X</a></li></ul> <div class="mw-heading mw-heading2"><h2 id="Specifications_(T55-L-714A)"><span id="Specifications_.28T55-L-714A.29"></span>Specifications (T55-L-714A)</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Honeywell_T55&action=edit&section=5" title="Edit section: Specifications (T55-L-714A)"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading4"><h4 id="General_characteristics">General characteristics</h4></div> <ul><li><b>Type:</b> <a href="/wiki/Turboshaft" title="Turboshaft">Turboshaft</a></li> <li><b>Length:</b> 1,196.3 mm (47.10 in)</li> <li><b>Diameter:</b> 615.9 mm (24.25 in)</li> <li><b>Dry weight:</b> 377 kg (831 lb)</li></ul> <div class="mw-heading mw-heading4"><h4 id="Components">Components</h4></div> <ul><li><b>Compressor:</b> 7-stage <a href="/wiki/Axial_compressor" title="Axial compressor">axial</a> and 1-stage <a href="/wiki/Centrifugal_compressor" title="Centrifugal compressor">centrifugal</a></li> <li><b><a href="/wiki/Combustor" title="Combustor">Combustors</a>:</b> reverse flow</li> <li><b><a href="/wiki/Turbine" title="Turbine">Turbine</a>:</b> 2-stage <a href="/wiki/Gas_generator" title="Gas generator">gas producer</a> and 2-stage <a href="/wiki/Free-turbine_turboshaft" title="Free-turbine turboshaft">free power</a></li></ul> <div class="mw-heading mw-heading4"><h4 id="Performance">Performance</h4></div> <ul><li><b>Maximum power output:</b> Engine Shaft Horsepower Class: 5,000 shp (3,729 kW)</li> <li><b><a href="/wiki/Overall_pressure_ratio" title="Overall pressure ratio">Overall pressure ratio</a>:</b> 9.32<sup id="cite_ref-34" class="reference"><a href="#cite_note-34"><span class="cite-bracket">[</span>34<span class="cite-bracket">]</span></a></sup></li> <li><b>Turbine inlet temperature:</b> 815 °C (1,499 °F) (power turbine inlet temperature)</li> <li><b><a href="/wiki/Power-to-weight_ratio" title="Power-to-weight ratio">Power-to-weight ratio</a>:</b> (4,867 shp / 831 lbs) ~ 5.8568:1 shp/lb</li></ul> <div class="mw-heading mw-heading2"><h2 id="See_also">See also</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Honeywell_T55&action=edit&section=6" title="Edit section: See also"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1259569809">.mw-parser-output .portalbox{padding:0;margin:0.5em 0;display:table;box-sizing:border-box;max-width:175px;list-style:none}.mw-parser-output .portalborder{border:1px solid var(--border-color-base,#a2a9b1);padding:0.1em;background:var(--background-color-neutral-subtle,#f8f9fa)}.mw-parser-output .portalbox-entry{display:table-row;font-size:85%;line-height:110%;height:1.9em;font-style:italic;font-weight:bold}.mw-parser-output .portalbox-image{display:table-cell;padding:0.2em;vertical-align:middle;text-align:center}.mw-parser-output .portalbox-link{display:table-cell;padding:0.2em 0.2em 0.2em 0.3em;vertical-align:middle}@media(min-width:720px){.mw-parser-output .portalleft{clear:left;float:left;margin:0.5em 1em 0.5em 0}.mw-parser-output .portalright{clear:right;float:right;margin:0.5em 0 0.5em 1em}}</style><ul role="navigation" aria-label="Portals" class="noprint portalbox portalborder portalright"> <li class="portalbox-entry"><span class="portalbox-image"><span class="noviewer" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/6/68/Aviacionavion.png/28px-Aviacionavion.png" decoding="async" width="28" height="28" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/68/Aviacionavion.png/42px-Aviacionavion.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/68/Aviacionavion.png/56px-Aviacionavion.png 2x" data-file-width="1600" data-file-height="1600" /></span></span></span><span class="portalbox-link"><a href="/wiki/Portal:Aviation" title="Portal:Aviation">Aviation portal</a></span></li></ul> <p> <b>Related development</b> </p> <ul><li><a href="/wiki/Lycoming_T53" title="Lycoming T53">Lycoming T53</a></li> <li><a href="/wiki/Lycoming_ALF502" class="mw-redirect" title="Lycoming ALF502">Lycoming ALF502</a></li></ul> <p> <b>Comparable engines</b> </p> <ul><li><a href="/wiki/Allison_T56" title="Allison T56">Allison T56</a></li> <li><a href="/wiki/Bristol_Proteus" title="Bristol Proteus">Bristol Proteus</a></li> <li><a href="/wiki/Napier_Eland" title="Napier Eland">Napier Eland</a></li> <li><a href="/wiki/Rolls-Royce_Tyne" title="Rolls-Royce Tyne">Rolls-Royce Tyne</a></li></ul> <p><b>Related lists</b> </p> <ul><li><a href="/wiki/List_of_aircraft_engines" title="List of aircraft engines">List of aircraft engines</a></li></ul> <div class="mw-heading mw-heading2"><h2 id="References">References</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Honeywell_T55&action=edit&section=7" title="Edit section: References"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1239543626">.mw-parser-output .reflist{margin-bottom:0.5em;list-style-type:decimal}@media screen{.mw-parser-output .reflist{font-size:90%}}.mw-parser-output .reflist .references{font-size:100%;margin-bottom:0;list-style-type:inherit}.mw-parser-output .reflist-columns-2{column-width:30em}.mw-parser-output .reflist-columns-3{column-width:25em}.mw-parser-output .reflist-columns{margin-top:0.3em}.mw-parser-output .reflist-columns ol{margin-top:0}.mw-parser-output .reflist-columns li{page-break-inside:avoid;break-inside:avoid-column}.mw-parser-output .reflist-upper-alpha{list-style-type:upper-alpha}.mw-parser-output .reflist-upper-roman{list-style-type:upper-roman}.mw-parser-output .reflist-lower-alpha{list-style-type:lower-alpha}.mw-parser-output .reflist-lower-greek{list-style-type:lower-greek}.mw-parser-output .reflist-lower-roman{list-style-type:lower-roman}</style><div class="reflist"> <div class="mw-references-wrap mw-references-columns"><ol class="references"> <li id="cite_note-1"><span class="mw-cite-backlink"><b><a href="#cite_ref-1">^</a></b></span> <span class="reference-text"><style data-mw-deduplicate="TemplateStyles:r1238218222">.mw-parser-output cite.citation{font-style:inherit;word-wrap:break-word}.mw-parser-output .citation q{quotes:"\"""\"""'""'"}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}.mw-parser-output .id-lock-free.id-lock-free a{background:url("//upload.wikimedia.org/wikipedia/commons/6/65/Lock-green.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-limited.id-lock-limited a,.mw-parser-output .id-lock-registration.id-lock-registration a{background:url("//upload.wikimedia.org/wikipedia/commons/d/d6/Lock-gray-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-subscription.id-lock-subscription a{background:url("//upload.wikimedia.org/wikipedia/commons/a/aa/Lock-red-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .cs1-ws-icon a{background:url("//upload.wikimedia.org/wikipedia/commons/4/4c/Wikisource-logo.svg")right 0.1em center/12px no-repeat}body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-free a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-limited a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-registration a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-subscription a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .cs1-ws-icon a{background-size:contain;padding:0 1em 0 0}.mw-parser-output .cs1-code{color:inherit;background:inherit;border:none;padding:inherit}.mw-parser-output .cs1-hidden-error{display:none;color:var(--color-error,#d33)}.mw-parser-output .cs1-visible-error{color:var(--color-error,#d33)}.mw-parser-output .cs1-maint{display:none;color:#085;margin-left:0.3em}.mw-parser-output .cs1-kern-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right{padding-right:0.2em}.mw-parser-output .citation .mw-selflink{font-weight:inherit}@media screen{.mw-parser-output .cs1-format{font-size:95%}html.skin-theme-clientpref-night .mw-parser-output .cs1-maint{color:#18911f}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .cs1-maint{color:#18911f}}</style><cite class="citation web cs1"><a rel="nofollow" class="external text" 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General Aviation. <i><a href="/wiki/AINonline" class="mw-redirect" title="AINonline">AINonline</a></i>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=AINonline&rft.atitle=Erickson+acquires+type+certificate+for+Bell+214&rft.date=2020-09-06&rft.aulast=Huber&rft.aufirst=Mark&rft_id=https%3A%2F%2Fw.ainonline.com%2Faviation-news%2Fgeneral-aviation%2F2020-09-06%2Ferickson-acquires-type-certificate-bell-214&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHoneywell+T55" class="Z3988"></span></span> </li> <li id="cite_note-AirProgress197509-7"><span class="mw-cite-backlink"><b><a href="#cite_ref-AirProgress197509_7-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation magazine cs1"><a rel="nofollow" class="external text" href="https://archive.org/details/sim_air-progress_1975-09_37_9/page/72">"Military report"</a>. <i>Air Progress</i>. 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September 1975. p. 72. <a href="/wiki/ISSN_(identifier)" class="mw-redirect" title="ISSN (identifier)">ISSN</a> <a rel="nofollow" class="external text" href="https://search.worldcat.org/issn/0002-2500">0002-2500</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Air+Progress&rft.atitle=Military+report&rft.volume=37&rft.issue=9&rft.pages=72&rft.date=1975-09&rft.issn=0002-2500&rft_id=https%3A%2F%2Farchive.org%2Fdetails%2Fsim_air-progress_1975-09_37_9%2Fpage%2F72&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHoneywell+T55" class="Z3988"></span></span> </li> <li id="cite_note-LeyesFleming182-8"><span class="mw-cite-backlink">^ <a href="#cite_ref-LeyesFleming182_8-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-LeyesFleming182_8-1"><sup><i><b>b</b></i></sup></a> <a href="#cite_ref-LeyesFleming182_8-2"><sup><i><b>c</b></i></sup></a></span> <span class="reference-text"><a href="#CITEREFLeyes_IIFleming1999">Leyes II & Fleming 1999</a>, p. <a rel="nofollow" class="external text" href="https://books.google.com/books?id=V0SnFt8JGokC&pg=PA182">182</a></span> </li> <li id="cite_note-AFM197007-9"><span class="mw-cite-backlink"><b><a href="#cite_ref-AFM197007_9-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFAvco_Lycoming_Division1970" class="citation magazine cs1"><a href="/wiki/Avco_Lycoming" class="mw-redirect" title="Avco Lycoming">Avco Lycoming Division</a> (July 1970). <a rel="nofollow" class="external text" href="https://books.google.com/books?id=w-U9AQAAIAAJ&pg=RA6-PA45">"Proven power, turbofan or turboprop, for any AX configuration"</a>. <i><a href="/wiki/Air_Force_Magazine" class="mw-redirect" title="Air Force Magazine">Air Force Magazine</a></i>. p. 45. <a href="/wiki/ISSN_(identifier)" class="mw-redirect" title="ISSN (identifier)">ISSN</a> <a rel="nofollow" class="external text" href="https://search.worldcat.org/issn/0730-6784">0730-6784</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Air+Force+Magazine&rft.atitle=Proven+power%2C+turbofan+or+turboprop%2C+for+any+AX+configuration&rft.pages=45&rft.date=1970-07&rft.issn=0730-6784&rft.au=Avco+Lycoming+Division&rft_id=https%3A%2F%2Fbooks.google.com%2Fbooks%3Fid%3Dw-U9AQAAIAAJ%26pg%3DRA6-PA45&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHoneywell+T55" class="Z3988"></span></span> </li> <li id="cite_note-AYB1970-10"><span class="mw-cite-backlink">^ <a href="#cite_ref-AYB1970_10-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-AYB1970_10-1"><sup><i><b>b</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation book cs1">"Engines (turbine)". <a rel="nofollow" class="external text" href="https://www.aia-aerospace.org/wp-content/uploads/2016/06/THE-1970-AEROSPACE-YEAR-BOOK.pdf#page=605"><i>Aerospace Year Book</i></a> <span class="cs1-format">(PDF)</span> (48th ed.). Books, Inc. 1970. p. R–326.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.atitle=Engines+%28turbine%29&rft.btitle=Aerospace+Year+Book&rft.pages=R-326&rft.edition=48th&rft.pub=Books%2C+Inc.&rft.date=1970&rft_id=https%3A%2F%2Fwww.aia-aerospace.org%2Fwp-content%2Fuploads%2F2016%2F06%2FTHE-1970-AEROSPACE-YEAR-BOOK.pdf%23page%3D605&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHoneywell+T55" class="Z3988"></span></span> </li> <li id="cite_note-AYB1962-11"><span class="mw-cite-backlink"><b><a href="#cite_ref-AYB1962_11-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation book cs1">"Engines in production". <a rel="nofollow" class="external text" href="https://www.aia-aerospace.org/wp-content/uploads/2016/06/THE-1962-AEROSPACE-YEAR-BOOK.pdf#page=413"><i>Aerospace Year Book</i></a> <span class="cs1-format">(PDF)</span> (43rd ed.). American Aviation Publications, Inc. 1962. p. 412.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.atitle=Engines+in+production&rft.btitle=Aerospace+Year+Book&rft.pages=412&rft.edition=43rd&rft.pub=American+Aviation+Publications%2C+Inc.&rft.date=1962&rft_id=https%3A%2F%2Fwww.aia-aerospace.org%2Fwp-content%2Fuploads%2F2016%2F06%2FTHE-1962-AEROSPACE-YEAR-BOOK.pdf%23page%3D413&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHoneywell+T55" class="Z3988"></span></span> </li> <li id="cite_note-AYB1968-12"><span class="mw-cite-backlink">^ <a href="#cite_ref-AYB1968_12-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-AYB1968_12-1"><sup><i><b>b</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation book cs1">"Engines (turbine)". <a rel="nofollow" class="external text" href="https://www.aia-aerospace.org/wp-content/uploads/2016/06/THE-1968-AEROSPACE-YEAR-BOOK.pdf#page=582"><i>Aerospace Year Book</i></a> <span class="cs1-format">(PDF)</span> (46th ed.). Books, Inc. 1968. pp. R–317 to R–319.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.atitle=Engines+%28turbine%29&rft.btitle=Aerospace+Year+Book&rft.pages=R-317+to+R-319&rft.edition=46th&rft.pub=Books%2C+Inc.&rft.date=1968&rft_id=https%3A%2F%2Fwww.aia-aerospace.org%2Fwp-content%2Fuploads%2F2016%2F06%2FTHE-1968-AEROSPACE-YEAR-BOOK.pdf%23page%3D582&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHoneywell+T55" class="Z3988"></span></span> </li> <li id="cite_note-FOOTNOTELeyes_IIFleming1999[httpsbooksgooglecombooksidV0SnFt8JGokCpgPA184_184]–188-13"><span class="mw-cite-backlink"><b><a href="#cite_ref-FOOTNOTELeyes_IIFleming1999[httpsbooksgooglecombooksidV0SnFt8JGokCpgPA184_184]–188_13-0">^</a></b></span> <span class="reference-text"><a href="#CITEREFLeyes_IIFleming1999">Leyes II & Fleming 1999</a>, pp. <a rel="nofollow" class="external text" href="https://books.google.com/books?id=V0SnFt8JGokC&pg=PA184">184</a>–188.</span> </li> <li id="cite_note-Boyne2002-14"><span class="mw-cite-backlink"><b><a href="#cite_ref-Boyne2002_14-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFBoyne2002" class="citation book cs1">Boyne, Walter J., ed. (2002). <a rel="nofollow" class="external text" href="https://books.google.com/books?id=FW_50wm8VnMC&pg=PA235"><i>Air warfare: An international encyclopedia: A-L</i></a>. ABC-CLIO. p. 235. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/978-1-57607-345-2" title="Special:BookSources/978-1-57607-345-2"><bdi>978-1-57607-345-2</bdi></a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Air+warfare%3A+An+international+encyclopedia%3A+A-L&rft.pages=235&rft.pub=ABC-CLIO&rft.date=2002&rft.isbn=978-1-57607-345-2&rft_id=https%3A%2F%2Fbooks.google.com%2Fbooks%3Fid%3DFW_50wm8VnMC%26pg%3DPA235&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHoneywell+T55" class="Z3988"></span></span> </li> <li id="cite_note-NASM-PLF1A-2-15"><span class="mw-cite-backlink"><b><a href="#cite_ref-NASM-PLF1A-2_15-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://airandspace.si.edu/collection-objects/lycoming-plf1a-2-turbofan-engine/nasm_A19890042000">"Lycoming PLF1A-2 turbofan engine"</a>. <i><a href="/wiki/Smithsonian_National_Air_and_Space_Museum" class="mw-redirect" title="Smithsonian National Air and Space Museum">Smithsonian National Air and Space Museum</a></i><span class="reference-accessdate">. Retrieved <span class="nowrap">December 31,</span> 2021</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=Smithsonian+National+Air+and+Space+Museum&rft.atitle=Lycoming+PLF1A-2+turbofan+engine&rft_id=https%3A%2F%2Fairandspace.si.edu%2Fcollection-objects%2Flycoming-plf1a-2-turbofan-engine%2Fnasm_A19890042000&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHoneywell+T55" class="Z3988"></span></span> </li> <li id="cite_note-ARL197102-16"><span class="mw-cite-backlink"><b><a href="#cite_ref-ARL197102_16-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFStern1971" class="citation report cs1 cs1-prop-long-vol">Stern, Roy D. (February 1971). <a rel="nofollow" class="external text" href="https://hdl.handle.net/2027/osu.32435065948978?urlappend=%3Bseq=70%3Bownerid=115614312-78">"Appendix F: PLF1A-2 propulsion characteristics summary"</a>. A description of a multichannel ejector test facility and preliminary test results (Report). Vol. ARL 71–0036. p. 60. <a href="/wiki/Hdl_(identifier)" class="mw-redirect" title="Hdl (identifier)">hdl</a>:<a rel="nofollow" class="external text" href="https://hdl.handle.net/2027%2Fosu.32435065948978">2027/osu.32435065948978</a>. <a href="/wiki/OCLC_(identifier)" class="mw-redirect" title="OCLC (identifier)">OCLC</a> <a rel="nofollow" class="external text" href="https://search.worldcat.org/oclc/48861178">48861178</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=report&rft.btitle=A+description+of+a+multichannel+ejector+test+facility+and+preliminary+test+results&rft.pages=60&rft.date=1971-02&rft_id=info%3Ahdl%2F2027%2Fosu.32435065948978&rft_id=info%3Aoclcnum%2F48861178&rft.aulast=Stern&rft.aufirst=Roy+D.&rft_id=https%3A%2F%2Fhdl.handle.net%2F2027%2Fosu.32435065948978%3Furlappend%3D%253Bseq%3D70%253Bownerid%3D115614312-78&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHoneywell+T55" class="Z3988"></span></span> </li> <li id="cite_note-AYB1969-17"><span class="mw-cite-backlink">^ <a href="#cite_ref-AYB1969_17-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-AYB1969_17-1"><sup><i><b>b</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation book cs1">"Engines (turbine)". <a rel="nofollow" class="external text" href="https://www.aia-aerospace.org/wp-content/uploads/2016/06/THE-1969-AEROSPACE-YEAR-BOOK.pdf#page=619"><i>Aerospace Year Book</i></a> <span class="cs1-format">(PDF)</span> (47th ed.). Books, Inc. 1969. pp. R–336 to R–338.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.atitle=Engines+%28turbine%29&rft.btitle=Aerospace+Year+Book&rft.pages=R-336+to+R-338&rft.edition=47th&rft.pub=Books%2C+Inc.&rft.date=1969&rft_id=https%3A%2F%2Fwww.aia-aerospace.org%2Fwp-content%2Fuploads%2F2016%2F06%2FTHE-1969-AEROSPACE-YEAR-BOOK.pdf%23page%3D619&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHoneywell+T55" class="Z3988"></span></span> </li> <li id="cite_note-TCDS-E4NE-18"><span class="mw-cite-backlink">^ <a href="#cite_ref-TCDS-E4NE_18-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-TCDS-E4NE_18-1"><sup><i><b>b</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFHoneywell_(AlliedSignal,_Textron_Lycoming)2000" class="citation report cs1"><a href="/wiki/Honeywell" title="Honeywell">Honeywell</a> (<a href="/wiki/AlliedSignal" title="AlliedSignal">AlliedSignal</a>, <a href="/wiki/Textron_Lycoming" class="mw-redirect" title="Textron Lycoming">Textron Lycoming</a>) (February 1, 2000). <a rel="nofollow" class="external text" href="https://rgl.faa.gov/Regulatory_and_Guidance_Library/rgMakeModel.nsf/0/062b3f37fbca282a862568f8006554dc/$FILE/E4NE.pdf">Type Certificate Data Sheet No. E4NE</a> <span class="cs1-format">(PDF)</span> (Report) (6th ed.). <a href="/wiki/Federal_Aviation_Administration" title="Federal Aviation Administration">Federal Aviation Administration</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=report&rft.btitle=Type+Certificate+Data+Sheet+No.+E4NE&rft.edition=6th&rft.pub=Federal+Aviation+Administration&rft.date=2000-02-01&rft.au=Honeywell+%28AlliedSignal%2C+Textron+Lycoming%29&rft_id=https%3A%2F%2Frgl.faa.gov%2FRegulatory_and_Guidance_Library%2FrgMakeModel.nsf%2F0%2F062b3f37fbca282a862568f8006554dc%2F%24FILE%2FE4NE.pdf&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHoneywell+T55" class="Z3988"></span></span> </li> <li id="cite_note-Boeing234-19"><span class="mw-cite-backlink"><b><a href="#cite_ref-Boeing234_19-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.boeing.com/history/products/model-234-chinook.page">"Model 234 Chinook: Historical snapshot"</a>. <i><a href="/wiki/Boeing" title="Boeing">Boeing</a></i><span class="reference-accessdate">. Retrieved <span class="nowrap">December 27,</span> 2021</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=Boeing&rft.atitle=Model+234+Chinook%3A+Historical+snapshot&rft_id=https%3A%2F%2Fwww.boeing.com%2Fhistory%2Fproducts%2Fmodel-234-chinook.page&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHoneywell+T55" class="Z3988"></span></span> </li> <li id="cite_note-AHM-20"><span class="mw-cite-backlink"><b><a href="#cite_ref-AHM_20-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://americanhelicopter.museum/aircraft/boeing-model-360/">"Boeing Model 360"</a>. <i>American Helicopter Museum & Education Center</i><span class="reference-accessdate">. Retrieved <span class="nowrap">January 21,</span> 2022</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=American+Helicopter+Museum+%26+Education+Center&rft.atitle=Boeing+Model+360&rft_id=https%3A%2F%2Famericanhelicopter.museum%2Faircraft%2Fboeing-model-360%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHoneywell+T55" class="Z3988"></span></span> </li> <li id="cite_note-AYB1961-21"><span class="mw-cite-backlink">^ <a href="#cite_ref-AYB1961_21-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-AYB1961_21-1"><sup><i><b>b</b></i></sup></a> <a href="#cite_ref-AYB1961_21-2"><sup><i><b>c</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation book cs1">"Engines in production". <a rel="nofollow" class="external text" href="https://www.aia-aerospace.org/wp-content/uploads/2016/06/THE-1961-AEROSPACE-YEAR-BOOK.pdf#page=412"><i>Aerospace Year Book</i></a> <span class="cs1-format">(PDF)</span> (42nd ed.). American Aviation Publications, Inc. 1961. p. 407.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.atitle=Engines+in+production&rft.btitle=Aerospace+Year+Book&rft.pages=407&rft.edition=42nd&rft.pub=American+Aviation+Publications%2C+Inc.&rft.date=1961&rft_id=https%3A%2F%2Fwww.aia-aerospace.org%2Fwp-content%2Fuploads%2F2016%2F06%2FTHE-1961-AEROSPACE-YEAR-BOOK.pdf%23page%3D412&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHoneywell+T55" class="Z3988"></span></span> </li> <li id="cite_note-FOOTNOTELeyes_IIFleming1999[httpsbooksgooglecombooksidV0SnFt8JGokCpgPA180_180]-22"><span class="mw-cite-backlink"><b><a href="#cite_ref-FOOTNOTELeyes_IIFleming1999[httpsbooksgooglecombooksidV0SnFt8JGokCpgPA180_180]_22-0">^</a></b></span> <span class="reference-text"><a href="#CITEREFLeyes_IIFleming1999">Leyes II & Fleming 1999</a>, p. <a rel="nofollow" class="external text" href="https://books.google.com/books?id=V0SnFt8JGokC&pg=PA180">180</a>.</span> </li> <li id="cite_note-AYB1967-23"><span class="mw-cite-backlink">^ <a href="#cite_ref-AYB1967_23-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-AYB1967_23-1"><sup><i><b>b</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation book cs1">"Engines (turbine)". <a rel="nofollow" class="external text" href="https://www.aia-aerospace.org/wp-content/uploads/2016/06/THE-1967-AEROSPACE-YEAR-BOOK.pdf#page=540"><i>Aerospace Year Book</i></a> <span class="cs1-format">(PDF)</span> (45th ed.). Spartan Books. 1967. p. R–281.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.atitle=Engines+%28turbine%29&rft.btitle=Aerospace+Year+Book&rft.pages=R-281&rft.edition=45th&rft.pub=Spartan+Books&rft.date=1967&rft_id=https%3A%2F%2Fwww.aia-aerospace.org%2Fwp-content%2Fuploads%2F2016%2F06%2FTHE-1967-AEROSPACE-YEAR-BOOK.pdf%23page%3D540&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHoneywell+T55" class="Z3988"></span></span> </li> <li id="cite_note-USAAD197208-24"><span class="mw-cite-backlink">^ <a href="#cite_ref-USAAD197208_24-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-USAAD197208_24-1"><sup><i><b>b</b></i></sup></a> <a href="#cite_ref-USAAD197208_24-2"><sup><i><b>c</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFBurnett1972" class="citation magazine cs1">Burnett, Leo (August 1972). <a rel="nofollow" class="external text" href="https://hdl.handle.net/2027/osu.32435062845565?urlappend=%3Bseq=426%3Bownerid=113196627-460">"The Chinook story"</a>. <i>United States Army Aviation Digest</i>. Vol. 18, no. 8. pp. 8–14. <a href="/wiki/Hdl_(identifier)" class="mw-redirect" title="Hdl (identifier)">hdl</a>:<a rel="nofollow" class="external text" href="https://hdl.handle.net/2027%2Fosu.32435062845565">2027/osu.32435062845565</a>. <a href="/wiki/ISSN_(identifier)" class="mw-redirect" title="ISSN (identifier)">ISSN</a> <a rel="nofollow" class="external text" href="https://search.worldcat.org/issn/0004-2471">0004-2471</a>. <a href="/wiki/OCLC_(identifier)" class="mw-redirect" title="OCLC (identifier)">OCLC</a> <a rel="nofollow" class="external text" href="https://search.worldcat.org/oclc/505677169">505677169</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=United+States+Army+Aviation+Digest&rft.atitle=The+Chinook+story&rft.volume=18&rft.issue=8&rft.pages=8-14&rft.date=1972-08&rft_id=info%3Ahdl%2F2027%2Fosu.32435062845565&rft.issn=0004-2471&rft_id=info%3Aoclcnum%2F505677169&rft.aulast=Burnett&rft.aufirst=Leo&rft_id=https%3A%2F%2Fhdl.handle.net%2F2027%2Fosu.32435062845565%3Furlappend%3D%253Bseq%3D426%253Bownerid%3D113196627-460&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHoneywell+T55" class="Z3988"></span></span> </li> <li id="cite_note-USAAD196712-25"><span class="mw-cite-backlink">^ <a href="#cite_ref-USAAD196712_25-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-USAAD196712_25-1"><sup><i><b>b</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFBaldwin1967" class="citation magazine cs1">Baldwin, Truxtun R. (December 1967). <a rel="nofollow" class="external text" href="https://hdl.handle.net/2027/mdp.39015024192794?urlappend=%3Bseq=866%3Bownerid=975787-868">"The improved Chinook"</a>. <i>United States Army Aviation Digest</i>. Vol. 13, no. 12. pp. 22–27. <a href="/wiki/Hdl_(identifier)" class="mw-redirect" title="Hdl (identifier)">hdl</a>:<a rel="nofollow" class="external text" href="https://hdl.handle.net/2027%2Fmdp.39015024192794">2027/mdp.39015024192794</a>. <a href="/wiki/ISSN_(identifier)" class="mw-redirect" title="ISSN (identifier)">ISSN</a> <a rel="nofollow" class="external text" href="https://search.worldcat.org/issn/0004-2471">0004-2471</a>. <a href="/wiki/OCLC_(identifier)" class="mw-redirect" title="OCLC (identifier)">OCLC</a> <a rel="nofollow" class="external text" href="https://search.worldcat.org/oclc/428479866">428479866</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=United+States+Army+Aviation+Digest&rft.atitle=The+improved+Chinook&rft.volume=13&rft.issue=12&rft.pages=22-27&rft.date=1967-12&rft_id=info%3Ahdl%2F2027%2Fmdp.39015024192794&rft.issn=0004-2471&rft_id=info%3Aoclcnum%2F428479866&rft.aulast=Baldwin&rft.aufirst=Truxtun+R.&rft_id=https%3A%2F%2Fhdl.handle.net%2F2027%2Fmdp.39015024192794%3Furlappend%3D%253Bseq%3D866%253Bownerid%3D975787-868&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHoneywell+T55" class="Z3988"></span></span> </li> <li id="cite_note-AirAndSpace201412-26"><span class="mw-cite-backlink"><b><a href="#cite_ref-AirAndSpace201412_26-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFBernier2014" class="citation magazine cs1">Bernier, Robert (December 2014). <a rel="nofollow" class="external text" href="https://www.airspacemag.com/military-aviation/cubs-badass-big-brother-180953372/">"The Cub's badass big brother"</a>. <i><a href="/wiki/Air_and_Space_magazine" class="mw-redirect" title="Air and Space magazine">Air and Space magazine</a></i>. <a href="/wiki/ISSN_(identifier)" class="mw-redirect" title="ISSN (identifier)">ISSN</a> <a rel="nofollow" class="external text" href="https://search.worldcat.org/issn/0886-2257">0886-2257</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Air+and+Space+magazine&rft.atitle=The+Cub%27s+badass+big+brother&rft.date=2014-12&rft.issn=0886-2257&rft.aulast=Bernier&rft.aufirst=Robert&rft_id=https%3A%2F%2Fwww.airspacemag.com%2Fmilitary-aviation%2Fcubs-badass-big-brother-180953372%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHoneywell+T55" class="Z3988"></span></span> </li> <li id="cite_note-FOOTNOTELeyes_IIFleming1999[httpsbooksgooglecombooksidV0SnFt8JGokCpgPA181_181]-27"><span class="mw-cite-backlink"><b><a href="#cite_ref-FOOTNOTELeyes_IIFleming1999[httpsbooksgooglecombooksidV0SnFt8JGokCpgPA181_181]_27-0">^</a></b></span> <span class="reference-text"><a href="#CITEREFLeyes_IIFleming1999">Leyes II & Fleming 1999</a>, p. <a rel="nofollow" class="external text" href="https://books.google.com/books?id=V0SnFt8JGokC&pg=PA181">181</a>.</span> </li> <li id="cite_note-1-28"><span class="mw-cite-backlink"><b><a href="#cite_ref-1_28-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFBoyne2003" class="citation book cs1">Boyne, Walter J. (2003). <a rel="nofollow" class="external text" href="https://books.google.com/books?id=ubFfDpQ5lrEC&pg=PA199"><i>Operation Iraqi Freedom: What went right and why; what went wrong and why</i></a>. Macmillan. p. 199. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/0-765-31038-4" title="Special:BookSources/0-765-31038-4"><bdi>0-765-31038-4</bdi></a>. <a href="/wiki/OCLC_(identifier)" class="mw-redirect" title="OCLC (identifier)">OCLC</a> <a rel="nofollow" class="external text" href="https://search.worldcat.org/oclc/676715685">676715685</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Operation+Iraqi+Freedom%3A+What+went+right+and+why%3B+what+went+wrong+and+why&rft.pages=199&rft.pub=Macmillan&rft.date=2003&rft_id=info%3Aoclcnum%2F676715685&rft.isbn=0-765-31038-4&rft.aulast=Boyne&rft.aufirst=Walter+J.&rft_id=https%3A%2F%2Fbooks.google.com%2Fbooks%3Fid%3DubFfDpQ5lrEC%26pg%3DPA199&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHoneywell+T55" class="Z3988"></span></span> </li> <li id="cite_note-WeaponSystems1999-29"><span class="mw-cite-backlink"><b><a href="#cite_ref-WeaponSystems1999_29-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFUnited_States_Army1999" class="citation book cs1"><a href="/wiki/United_States_Army" title="United States Army">United States Army</a> (1999). <a rel="nofollow" class="external text" href="https://asc.army.mil/docs/wsh2/1999-wsh.pdf#page=255">"CH-47 Chinook/Improved Cargo Helicopter (ICH) recapitalization"</a> <span class="cs1-format">(PDF)</span>. <i>Weapon systems: United States Army 1999</i>. p. 241. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/0-16-049913-5" title="Special:BookSources/0-16-049913-5"><bdi>0-16-049913-5</bdi></a>. <a href="/wiki/OCLC_(identifier)" class="mw-redirect" title="OCLC (identifier)">OCLC</a> <a rel="nofollow" class="external text" href="https://search.worldcat.org/oclc/51357882">51357882</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.atitle=CH-47+Chinook%2FImproved+Cargo+Helicopter+%28ICH%29+recapitalization&rft.btitle=Weapon+systems%3A+United+States+Army+1999&rft.pages=241&rft.date=1999&rft_id=info%3Aoclcnum%2F51357882&rft.isbn=0-16-049913-5&rft.au=United+States+Army&rft_id=https%3A%2F%2Fasc.army.mil%2Fdocs%2Fwsh2%2F1999-wsh.pdf%23page%3D255&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHoneywell+T55" class="Z3988"></span></span> </li> <li id="cite_note-Janes20200608-30"><span class="mw-cite-backlink"><b><a href="#cite_ref-Janes20200608_30-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation news cs1"><a rel="nofollow" class="external text" href="https://www.janes.com/defence-news/news-detail/c5e42785-854b-4538-b5d4-48bb6189208f">"US Army to demonstrate its upgraded Chinook engine"</a>. <i><a href="/wiki/Jane%27s" class="mw-redirect" title="Jane's">Jane's</a></i>. June 4, 2020<span class="reference-accessdate">. Retrieved <span class="nowrap">January 22,</span> 2022</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Jane%27s&rft.atitle=US+Army+to+demonstrate+its+upgraded+Chinook+engine&rft.date=2020-06-04&rft_id=https%3A%2F%2Fwww.janes.com%2Fdefence-news%2Fnews-detail%2Fc5e42785-854b-4538-b5d4-48bb6189208f&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHoneywell+T55" class="Z3988"></span></span> </li> <li id="cite_note-AVweb20211203-31"><span class="mw-cite-backlink"><b><a href="#cite_ref-AVweb20211203_31-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFO'Connor2021" class="citation news cs1">O'Connor, Kate (December 3, 2021). <a rel="nofollow" class="external text" href="https://www.avweb.com/aviation-news/military-aviation/honeywell-begins-testing-next-gen-t55-engine/">"Honeywell begins testing next-gen T55 engine"</a>. <i>AVweb</i>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=AVweb&rft.atitle=Honeywell+begins+testing+next-gen+T55+engine&rft.date=2021-12-03&rft.aulast=O%27Connor&rft.aufirst=Kate&rft_id=https%3A%2F%2Fwww.avweb.com%2Faviation-news%2Fmilitary-aviation%2Fhoneywell-begins-testing-next-gen-t55-engine%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHoneywell+T55" class="Z3988"></span></span> </li> <li id="cite_note-FI20080728-32"><span class="mw-cite-backlink"><b><a href="#cite_ref-FI20080728_32-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFTrimble2008" class="citation magazine cs1">Trimble, Stephen (July 28, 2008). <span class="id-lock-limited" title="Free access subject to limited trial, subscription normally required"><a rel="nofollow" class="external text" href="https://www.flightglobal.com/us-army-launches-next-generation-heavylift-helicopter-engine-programme/82004.article">"US Army launches next-generation heavylift helicopter engine programme"</a></span>. <i><a href="/wiki/Flight_International" title="Flight International">Flight International</a></i>. <a href="/wiki/ISSN_(identifier)" class="mw-redirect" title="ISSN (identifier)">ISSN</a> <a rel="nofollow" class="external text" href="https://search.worldcat.org/issn/0015-3710">0015-3710</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Flight+International&rft.atitle=US+Army+launches+next-generation+heavylift+helicopter+engine+programme&rft.date=2008-07-28&rft.issn=0015-3710&rft.aulast=Trimble&rft.aufirst=Stephen&rft_id=https%3A%2F%2Fwww.flightglobal.com%2Fus-army-launches-next-generation-heavylift-helicopter-engine-programme%2F82004.article&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHoneywell+T55" class="Z3988"></span></span> </li> <li id="cite_note-33"><span class="mw-cite-backlink"><b><a href="#cite_ref-33">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFHopkins_III1997" class="citation book cs1">Hopkins III, Robert S. (1997). <i>The KC-135 Stratotanker; More Than Just a Tanker</i>. Midland Publishing Limited. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/978-1-85780-069-2" title="Special:BookSources/978-1-85780-069-2"><bdi>978-1-85780-069-2</bdi></a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=The+KC-135+Stratotanker%3B+More+Than+Just+a+Tanker&rft.pub=Midland+Publishing+Limited&rft.date=1997&rft.isbn=978-1-85780-069-2&rft.aulast=Hopkins+III&rft.aufirst=Robert+S.&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHoneywell+T55" class="Z3988"></span></span> </li> <li id="cite_note-34"><span class="mw-cite-backlink"><b><a href="#cite_ref-34">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="http://www.chinook-helicopter.com/standards/Army_D_Model_AQC_Classes/Engine_714.pdf">"CH-47D Power Plants (714) (AQC/IPC/MOI/FEIC)"</a> <span class="cs1-format">(PDF)</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=CH-47D+Power+Plants+%28714%29+%28AQC%2FIPC%2FMOI%2FFEIC%29&rft_id=http%3A%2F%2Fwww.chinook-helicopter.com%2Fstandards%2FArmy_D_Model_AQC_Classes%2FEngine_714.pdf&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHoneywell+T55" class="Z3988"></span></span> </li> </ol></div></div> <div class="mw-heading mw-heading2"><h2 id="Bibliography">Bibliography</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Honeywell_T55&action=edit&section=8" title="Edit section: Bibliography"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1239549316">.mw-parser-output .refbegin{margin-bottom:0.5em}.mw-parser-output .refbegin-hanging-indents>ul{margin-left:0}.mw-parser-output .refbegin-hanging-indents>ul>li{margin-left:0;padding-left:3.2em;text-indent:-3.2em}.mw-parser-output .refbegin-hanging-indents ul,.mw-parser-output .refbegin-hanging-indents ul li{list-style:none}@media(max-width:720px){.mw-parser-output .refbegin-hanging-indents>ul>li{padding-left:1.6em;text-indent:-1.6em}}.mw-parser-output .refbegin-columns{margin-top:0.3em}.mw-parser-output .refbegin-columns ul{margin-top:0}.mw-parser-output .refbegin-columns li{page-break-inside:avoid;break-inside:avoid-column}@media screen{.mw-parser-output .refbegin{font-size:90%}}</style><div class="refbegin" style=""> <ul><li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFHoneywell2020" class="citation magazine cs1"><a href="/wiki/Honeywell" title="Honeywell">Honeywell</a> (October 14, 2020). <a rel="nofollow" class="external text" href="https://aviationweek.com/defense-space/todays-tough-environment-demands-proven-systems-t-55-charlie">"Today's Tough Environment Demands Proven Systems Like The T-55 'Charlie'<span class="cs1-kern-right"></span>"</a>. <i><a href="/wiki/Aviation_Week_%26_Space_Technology" title="Aviation Week & Space Technology">Aviation Week & Space Technology</a></i>. <a href="/wiki/ISSN_(identifier)" class="mw-redirect" title="ISSN (identifier)">ISSN</a> <a rel="nofollow" class="external text" href="https://search.worldcat.org/issn/0005-2175">0005-2175</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Aviation+Week+%26+Space+Technology&rft.atitle=Today%27s+Tough+Environment+Demands+Proven+Systems+Like+The+T-55+%27Charlie%27&rft.date=2020-10-14&rft.issn=0005-2175&rft.au=Honeywell&rft_id=https%3A%2F%2Faviationweek.com%2Fdefense-space%2Ftodays-tough-environment-demands-proven-systems-t-55-charlie&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHoneywell+T55" class="Z3988"></span></li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFGunston2006" class="citation book cs1">Gunston, Bill (2006). <i>World encyclopedia of aero engines</i> (5th ed.). Phoenix Mill, Gloucestershire, England, UK: Sutton Publishing Limited. p. 132. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/0-7509-4479-X" title="Special:BookSources/0-7509-4479-X"><bdi>0-7509-4479-X</bdi></a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=World+encyclopedia+of+aero+engines&rft.place=Phoenix+Mill%2C+Gloucestershire%2C+England%2C+UK&rft.pages=132&rft.edition=5th&rft.pub=Sutton+Publishing+Limited&rft.date=2006&rft.isbn=0-7509-4479-X&rft.aulast=Gunston&rft.aufirst=Bill&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHoneywell+T55" class="Z3988"></span></li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFLeyes_IIFleming1999" class="citation book cs1">Leyes II, Richard A.; Fleming, William A. (1999). <a rel="nofollow" class="external text" href="https://books.google.com/books?id=V0SnFt8JGokC&pg=PA176"><i>The history of North American small gas turbine aircraft engines</i></a>. Washington, DC: Smithsonian Institution. pp. 176–188. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/1-56347-332-1" title="Special:BookSources/1-56347-332-1"><bdi>1-56347-332-1</bdi></a>. <a href="/wiki/OCLC_(identifier)" class="mw-redirect" title="OCLC (identifier)">OCLC</a> <a rel="nofollow" class="external text" href="https://search.worldcat.org/oclc/247550535">247550535</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=The+history+of+North+American+small+gas+turbine+aircraft+engines&rft.place=Washington%2C+DC&rft.pages=176-188&rft.pub=Smithsonian+Institution&rft.date=1999&rft_id=info%3Aoclcnum%2F247550535&rft.isbn=1-56347-332-1&rft.aulast=Leyes+II&rft.aufirst=Richard+A.&rft.au=Fleming%2C+William+A.&rft_id=https%3A%2F%2Fbooks.google.com%2Fbooks%3Fid%3DV0SnFt8JGokC%26pg%3DPA176&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHoneywell+T55" class="Z3988"></span></li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFBulban1959" class="citation magazine cs1">Bulban, Erwin J. (August 10, 1959). <a rel="nofollow" class="external text" href="https://archive.org/details/sim_aviation-week-space-technology_1959-08-10_71_6/page/87">"Lycoming T55 cleared for airframe use"</a>. Aeronautical Engineering. <i><a href="/wiki/Aviation_Week" class="mw-redirect" title="Aviation Week">Aviation Week</a></i>. Vol. 71, no. 6. pp. 87, 91, 93–97. <a href="/wiki/ISSN_(identifier)" class="mw-redirect" title="ISSN (identifier)">ISSN</a> <a rel="nofollow" class="external text" href="https://search.worldcat.org/issn/0005-2175">0005-2175</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Aviation+Week&rft.atitle=Lycoming+T55+cleared+for+airframe+use&rft.volume=71&rft.issue=6&rft.pages=87%2C+91%2C+93-97&rft.date=1959-08-10&rft.issn=0005-2175&rft.aulast=Bulban&rft.aufirst=Erwin+J.&rft_id=https%3A%2F%2Farchive.org%2Fdetails%2Fsim_aviation-week-space-technology_1959-08-10_71_6%2Fpage%2F87&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHoneywell+T55" class="Z3988"></span></li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFDoty1957" class="citation magazine cs1">Doty, L. L. (March 25, 1957). <a rel="nofollow" class="external text" href="https://archive.org/details/sim_aviation-week-space-technology_1957-03-25_66_12/page/38">"Douglas proposes replacement for DC-3"</a>. Air Transport. <i><a href="/wiki/Aviation_Week" class="mw-redirect" title="Aviation Week">Aviation Week</a></i>. Vol. 66, no. 12. pp. 38–41. <a href="/wiki/ISSN_(identifier)" class="mw-redirect" title="ISSN (identifier)">ISSN</a> <a rel="nofollow" class="external text" href="https://search.worldcat.org/issn/0005-2175">0005-2175</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Aviation+Week&rft.atitle=Douglas+proposes+replacement+for+DC-3&rft.volume=66&rft.issue=12&rft.pages=38-41&rft.date=1957-03-25&rft.issn=0005-2175&rft.aulast=Doty&rft.aufirst=L.+L.&rft_id=https%3A%2F%2Farchive.org%2Fdetails%2Fsim_aviation-week-space-technology_1957-03-25_66_12%2Fpage%2F38&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHoneywell+T55" class="Z3988"></span></li></ul> </div> <div class="mw-heading mw-heading2"><h2 id="External_links">External links</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Honeywell_T55&action=edit&section=9" title="Edit section: External 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href="/wiki/Template:Lycoming_aeroengines" title="Template:Lycoming aeroengines"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Lycoming_aeroengines" title="Template talk:Lycoming aeroengines"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Lycoming_aeroengines" title="Special:EditPage/Template:Lycoming aeroengines"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Lycoming_aircraft_engines" style="font-size:114%;margin:0 4em"><a href="/wiki/Lycoming_Engines" title="Lycoming Engines">Lycoming</a> <a href="/wiki/Aircraft_engine" title="Aircraft engine">aircraft engines</a></div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Flat_engine" title="Flat engine">Opposed piston engines</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Lycoming_O-145" title="Lycoming O-145">O-145</a></li> <li><a href="/wiki/Lycoming_O-233" title="Lycoming O-233">O-233</a></li> <li><a href="/wiki/Lycoming_IO-233" title="Lycoming IO-233">IO-233</a></li> <li><a href="/wiki/Lycoming_O-235" title="Lycoming O-235">O-235</a></li> <li><a href="/wiki/Lycoming_O-290" title="Lycoming O-290">O-290</a></li> <li><a href="/wiki/Lycoming_O-320" title="Lycoming O-320">O-320</a></li> <li><a href="/wiki/Lycoming_O-340" title="Lycoming O-340">O-340</a></li> <li><a href="/wiki/Lycoming_O-360" title="Lycoming O-360">O-360</a> <small>(<a href="/wiki/List_of_Lycoming_O-360_variants" title="List of Lycoming O-360 variants">O-360 variants</a>)</small></li> <li><a href="/wiki/Lycoming_IO-390" title="Lycoming IO-390">IO-390</a></li> <li><a href="/wiki/Lycoming_O-435" title="Lycoming O-435">O-435</a></li> <li><a href="/wiki/Lycoming_O-480" title="Lycoming O-480">O-480</a></li> <li><a href="/wiki/Lycoming_O-540" title="Lycoming O-540">O-540</a></li> <li><a href="/wiki/Lycoming_TIO-541" title="Lycoming TIO-541">TIO-541</a></li> <li><a href="/wiki/Lycoming_GSO-580" title="Lycoming GSO-580">GSO-580</a></li> <li><a href="/wiki/Lycoming_IO-580" title="Lycoming IO-580">IO-580</a></li> <li><a href="/wiki/Lycoming_IO-720" title="Lycoming IO-720">IO-720</a></li> <li><a href="/wiki/Lycoming_O-1230" title="Lycoming O-1230">O-1230</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Radial_engine" title="Radial engine">Radial engines</a> and <a href="/wiki/H_engine" title="H engine">H engines</a></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Lycoming_R-680" title="Lycoming R-680">R-680</a></li> <li><a href="/wiki/Lycoming_XR-7755" title="Lycoming XR-7755">XR-7755</a></li> <li><a href="/wiki/Lycoming_XH-2470" title="Lycoming XH-2470">XH-2470</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Aircraft_diesel_engine" title="Aircraft diesel engine">Aircraft diesel engines</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Lycoming_DEL-120" title="Lycoming DEL-120">DEL-120</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Turbofan" title="Turbofan">Turbofans</a></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/w/index.php?title=Lycoming_PLF1&action=edit&redlink=1" class="new" title="Lycoming PLF1 (page does not exist)">PLF1</a></li> <li><a href="/wiki/Lycoming_ALF_502" title="Lycoming ALF 502">ALF 502/YF102</a></li> <li><a href="/wiki/Lycoming_ALF_502" title="Lycoming ALF 502">LF 507</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Turboprop" title="Turboprop">Turboprops</a>/<a href="/wiki/Turboshaft" title="Turboshaft">Turboshafts</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Avco-Lycoming_AGT1500" title="Avco-Lycoming AGT1500">AGT1500</a></li> <li><a href="/wiki/Lycoming_LTS101" title="Lycoming LTS101">LTS101/LTP101</a></li> <li><a href="/wiki/Lycoming_T53" title="Lycoming T53">T53</a></li> <li><a class="mw-selflink selflink">T55</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Aero-derivative marine <a href="/wiki/Gas_turbine" title="Gas turbine">gas turbines</a></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/w/index.php?title=Vericor_TF40&action=edit&redlink=1" class="new" title="Vericor TF40 (page does not exist)">TF-40</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Joint development</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">Avco (Lycoming)/<a href="/wiki/Pratt_%26_Whitney" title="Pratt & Whitney">Pratt & Whitney</a>: <a href="/wiki/Avco/Pratt_%26_Whitney_T800" title="Avco/Pratt & Whitney T800">T800-APW</a> (Turboshaft)</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">See also</th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Honeywell_Aerospace_Technologies" title="Honeywell Aerospace Technologies">AlliedSignal Aerospace/Honeywell Aerospace</a></li></ul> </div></td></tr></tbody></table></div> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236075235"></div><div role="navigation" class="navbox" aria-labelledby="Garrett/AlliedSignal/Honeywell_aircraft_engines" style="padding:3px"><table class="nowraplinks mw-collapsible mw-collapsed navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239400231"><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Garrett/Honeywell_aeroengines" title="Template:Garrett/Honeywell aeroengines"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Garrett/Honeywell_aeroengines" title="Template talk:Garrett/Honeywell aeroengines"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Garrett/Honeywell_aeroengines" title="Special:EditPage/Template:Garrett/Honeywell aeroengines"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Garrett/AlliedSignal/Honeywell_aircraft_engines" style="font-size:114%;margin:0 4em"><a href="/wiki/Garrett_AiResearch" title="Garrett AiResearch">Garrett</a>/<a href="/wiki/Honeywell_Aerospace_Technologies" title="Honeywell Aerospace Technologies">AlliedSignal/Honeywell</a> <a href="/wiki/Aircraft_engine" title="Aircraft engine">aircraft engines</a></div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Turboprop" title="Turboprop">Turboprops</a>/<a href="/wiki/Turboshaft" title="Turboshaft">Turboshafts</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Avco-Lycoming_AGT1500" title="Avco-Lycoming AGT1500">AGT1500</a>*</li> <li><a href="/wiki/Honeywell_HTS900" title="Honeywell HTS900">HTS900</a></li> <li><a href="/wiki/Lycoming_LTS101" title="Lycoming LTS101">LTS101/LTP101</a>*</li> <li><a href="/wiki/Lycoming_T53" title="Lycoming T53">T53</a>*</li> <li><a class="mw-selflink selflink">T55</a>*</li> <li><a href="/wiki/Honeywell_TPE331" title="Honeywell TPE331">TPE331</a></li> <li><a href="/wiki/Garrett_TPF351" title="Garrett TPF351">TPF351</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Turbofan" title="Turbofan">Turbofans</a></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Lycoming_ALF_502" title="Lycoming ALF 502">ALF 502/LF507</a>*</li> <li><a href="/wiki/Garrett_ATF3" title="Garrett ATF3">ATF3</a></li> <li><a href="/wiki/Garrett_F109" title="Garrett F109">F109</a></li> <li><a href="/wiki/Honeywell_FX5" title="Honeywell FX5">FX5</a></li> <li><a href="/wiki/Honeywell_HTF7000" title="Honeywell HTF7000">HTF7000 (AS907)</a></li> <li><a href="/wiki/Garrett_TFE731" title="Garrett TFE731">TFE731</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Joint development</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/CFE_Company" title="CFE Company">CFE Company</a>:</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/CFE_CFE738" title="CFE CFE738">CFE738</a> (Turbofan)</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/GE_Aerospace" title="GE Aerospace">GE</a>/Honeywell:</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/XM2001_Crusader" title="XM2001 Crusader">LV100</a> (Turboshaft)</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/International_Turbine_Engine_Company" title="International Turbine Engine Company">ITEC</a>:</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Honeywell/ITEC_F124" title="Honeywell/ITEC F124">F124/TFE1042</a></li> <li><a href="/wiki/Honeywell/ITEC_F124" title="Honeywell/ITEC F124">F125</a> (Turbofans)</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/LHTEC" title="LHTEC">LHTEC</a>:</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/LHTEC_T800" title="LHTEC T800">CTS800</a> (Turboshaft)</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Advanced_Turbine_Engine_Company" title="Advanced Turbine Engine Company">ATEC</a>:</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/ATEC_T900" title="ATEC T900">T900</a> (Turboshaft)</li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><td colspan="2" class="navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">Note: <a href="/wiki/Lycoming_Engines" title="Lycoming Engines">AVCO Lycoming/Textron Lycoming</a> engines marked with *</div></td></tr></tbody></table></div> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236075235"></div><div role="navigation" class="navbox" aria-labelledby="United_States_military_gas_turbine_aircraft_engine_designation_system" style="padding:3px"><table class="nowraplinks mw-collapsible autocollapse navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239400231"><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:US_military_gas_turbine_aeroengines" title="Template:US military gas turbine aeroengines"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:US_military_gas_turbine_aeroengines" title="Template talk:US military gas turbine aeroengines"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:US_military_gas_turbine_aeroengines" title="Special:EditPage/Template:US military gas turbine aeroengines"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="United_States_military_gas_turbine_aircraft_engine_designation_system" style="font-size:114%;margin:0 4em"><a href="/wiki/United_States_Department_of_Defense" title="United States Department of Defense">United States military</a> gas turbine aircraft engine <a href="/wiki/United_States_military_aircraft_engine_designations" title="United States military aircraft engine designations">designation system</a></div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Turbojet" title="Turbojet">Turbojets</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Westinghouse_J30" title="Westinghouse J30">J30</a></li> <li><a href="/wiki/General_Electric_J31" title="General Electric J31">J31</a></li> <li><a href="/wiki/Westinghouse_J32" title="Westinghouse J32">J32</a></li> <li><a href="/wiki/Allison_J33" title="Allison J33">J33</a></li> <li><a href="/wiki/Westinghouse_J34" title="Westinghouse J34">J34</a></li> <li><a href="/wiki/Allison_J35" title="Allison J35">J35</a></li> <li><a href="/wiki/De_Havilland_Goblin" title="De Havilland Goblin">J36</a></li> <li><a href="/wiki/Lockheed_J37" title="Lockheed J37">J37</a></li> <li><a href="/wiki/West_Engineering_XJ38" title="West Engineering XJ38">XJ38</a></li> <li><a href="/wiki/General_Electric_J31" title="General Electric J31">J39</a></li> <li><a href="/wiki/Westinghouse_J40" title="Westinghouse J40">J40</a></li> <li><a href="/wiki/Packard_XJ41" title="Packard XJ41">XJ41</a></li> <li><a href="/wiki/Rolls-Royce_Nene" title="Rolls-Royce Nene">J42</a></li> <li><a href="/wiki/Westinghouse_J30" title="Westinghouse J30">J43</a></li> <li><a href="/wiki/Fairchild_J44" title="Fairchild J44">J44</a></li> <li><a href="/wiki/Westinghouse_J34" title="Westinghouse J34">J45</a></li> <li><a href="/wiki/Westinghouse_J46" title="Westinghouse J46">J46</a></li> <li><a href="/wiki/General_Electric_J47" title="General Electric J47">J47</a></li> <li><a href="/wiki/Pratt_%26_Whitney_J48" title="Pratt & Whitney J48">J48</a></li> <li><a href="/wiki/Packard_XJ49" title="Packard XJ49">XJ49</a></li> <li><a href="/w/index.php?title=Wright_J51&action=edit&redlink=1" class="new" title="Wright J51 (page does not exist)">J51</a></li> <li><a href="/wiki/Pratt_%26_Whitney_J52" title="Pratt & Whitney J52">J52</a></li> <li><a href="/w/index.php?title=General_Electric_J53&action=edit&redlink=1" class="new" title="General Electric J53 (page does not exist)">J53</a></li> <li><a href="/wiki/Rolls-Royce_Avon" title="Rolls-Royce Avon">J54</a></li> <li><a href="/wiki/Flader_J55" title="Flader J55">J55</a></li> <li><a href="/w/index.php?title=Allison_J56&action=edit&redlink=1" class="new" title="Allison J56 (page does not exist)">J56</a></li> <li><a href="/wiki/Pratt_%26_Whitney_J57" title="Pratt & Whitney J57">J57</a></li> <li><a href="/wiki/Pratt_%26_Whitney_J58" title="Pratt & Whitney J58">J58</a></li> <li><a href="/w/index.php?title=Wright_J59&action=edit&redlink=1" class="new" title="Wright J59 (page does not exist)">J59</a></li> <li><a href="/wiki/Pratt_%26_Whitney_JT12" title="Pratt & Whitney JT12">J60</a></li> <li><a href="/w/index.php?title=Wright_J61&action=edit&redlink=1" class="new" title="Wright J61 (page does not exist)">J61</a></li> <li><a href="/w/index.php?title=Fairchild_J63&action=edit&redlink=1" class="new" title="Fairchild J63 (page does not exist)">J63</a></li> <li><a href="/wiki/Wright_J65" title="Wright J65">J65</a></li> <li><a href="/wiki/Rolls-Royce_Olympus" title="Rolls-Royce Olympus">J67</a></li> <li><a href="/wiki/Teledyne_CAE_J69" title="Teledyne CAE J69">J69</a></li> <li><a href="/wiki/Allison_J71" title="Allison J71">J71</a></li> <li><a href="/wiki/General_Electric_J73" title="General Electric J73">J73</a></li> <li><a href="/wiki/Pratt_%26_Whitney_J75" title="Pratt & Whitney J75">J75</a></li> <li><a href="/wiki/General_Electric_J79" title="General Electric J79">J79</a></li> <li><a href="/wiki/Rolls-Royce_Soar" title="Rolls-Royce Soar">J81</a></li> <li><a href="/wiki/Fairchild_J83" title="Fairchild J83">J83</a></li> <li><a href="/wiki/General_Electric_J85" title="General Electric J85">J85</a></li> <li><a href="/wiki/General_Electric_J87" title="General Electric J87">J87</a></li> <li><a href="/w/index.php?title=Allison_J89&action=edit&redlink=1" class="new" title="Allison J89 (page does not exist)">J89</a></li> <li><a href="/w/index.php?title=Pratt_%26_Whitney_J91&action=edit&redlink=1" class="new" title="Pratt & Whitney J91 (page does not exist)">J91</a></li> <li><a href="/wiki/General_Electric_YJ93" title="General Electric YJ93">YJ93</a></li> <li><a href="/w/index.php?title=Teledyne_LJ95&action=edit&redlink=1" class="new" title="Teledyne LJ95 (page does not exist)">J95</a></li> <li><a href="/wiki/General_Electric_J97" title="General Electric J97">J97</a></li> <li><a href="/w/index.php?title=Rolls-Royce_J99&action=edit&redlink=1" class="new" title="Rolls-Royce J99 (page does not exist)">J99</a></li> <li><a href="/wiki/Teledyne_CAE_J69" title="Teledyne CAE J69">J100</a></li> <li><a href="/wiki/General_Electric_YJ101" title="General Electric YJ101">YJ101</a></li> <li><a href="/wiki/Allison_J102" title="Allison J102">J102</a></li></ul> <ul><li><a href="/wiki/Williams_J400" title="Williams J400">J400</a></li> <li><a href="/w/index.php?title=Garrett_J401&action=edit&redlink=1" class="new" title="Garrett J401 (page does not exist)">J401</a></li> <li><a href="/wiki/Teledyne_CAE_J402" title="Teledyne CAE J402">J402</a></li> <li><a href="/wiki/Microturbo_TRI_60" title="Microturbo TRI 60">J403</a></li></ul> <ul><li><a href="/wiki/Teledyne_CAE_J700" title="Teledyne CAE J700">J700</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Turboprop" title="Turboprop">Turboprops</a>/<br /><a href="/wiki/Turboshaft" title="Turboshaft">Turboshafts</a></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Westinghouse_T30" class="mw-redirect" title="Westinghouse T30">T30</a></li> <li><a href="/wiki/General_Electric_T31" title="General Electric T31">T31</a></li> <li><a href="/wiki/Flader_J55" title="Flader J55">T33</a></li> <li><a href="/wiki/Pratt_%26_Whitney_T34" title="Pratt & Whitney T34">T34</a></li> <li><a href="/wiki/Lockheed_J37" title="Lockheed J37">T35</a></li> <li><a href="/wiki/Chrysler_T36D" title="Chrysler T36D">T36</a></li> <li><a href="/wiki/Northrop-Hendy_XT37" title="Northrop-Hendy XT37">T37</a></li> <li><a href="/wiki/Allison_T38" title="Allison T38">T38</a></li> <li><a href="/wiki/Allison_T38" title="Allison T38">T39</a></li> <li><a href="/wiki/Allison_T40" title="Allison T40">T40</a></li> <li><a href="/wiki/General_Electric_T31" title="General Electric T31">T41</a></li> <li><a href="/w/index.php?title=De_Laval_T42&action=edit&redlink=1" class="new" title="De Laval T42 (page does not exist)">T42</a></li> <li><a href="/w/index.php?title=Wright_T43&action=edit&redlink=1" class="new" title="Wright T43 (page does not exist)">T43</a></li> <li><a href="/wiki/Allison_T40" title="Allison T40">T44</a></li> <li><a href="/w/index.php?title=Pratt_%26_Whitney_T45&action=edit&redlink=1" class="new" title="Pratt & Whitney T45 (page does not exist)">T45</a></li> <li><a href="/wiki/Fairchild_T46" class="mw-redirect" title="Fairchild T46">T46</a></li> <li><a href="/wiki/Wright_T47" class="mw-redirect" title="Wright T47">T47</a></li> <li><a href="/w/index.php?title=Pratt_%26_Whitney_T48&action=edit&redlink=1" class="new" title="Pratt & Whitney T48 (page does not exist)">T48</a></li> <li><a href="/wiki/Wright_T49" class="mw-redirect" title="Wright T49">T49</a></li> <li><a href="/wiki/Boeing_T50" title="Boeing T50">T50</a></li> <li><a href="/wiki/Continental_T51" title="Continental T51">T51</a></li> <li><a href="/w/index.php?title=Pratt_%26_Whitney_T52&action=edit&redlink=1" class="new" title="Pratt & Whitney T52 (page does not exist)">T52</a></li> <li><a href="/wiki/Lycoming_T53" title="Lycoming T53">T53</a></li> <li><a href="/wiki/Allison_T40" title="Allison T40">T54</a></li> <li><a class="mw-selflink selflink">T55</a></li> <li><a href="/wiki/Allison_T56" title="Allison T56">T56</a> (<a href="/wiki/Allison_T56_variants" title="Allison T56 variants">variants</a>)</li> <li><a href="/wiki/Pratt_%26_Whitney_XT57" title="Pratt & Whitney XT57">T57</a></li> <li><a href="/wiki/General_Electric_T58" title="General Electric T58">T58</a></li> <li><a href="/wiki/Boeing_T60" title="Boeing T60">T60</a></li> <li><a href="/wiki/Allison_T61" title="Allison T61">T61</a></li> <li><a href="/wiki/Solar_T62" title="Solar T62">T62</a></li> <li><a href="/wiki/Allison_Model_250" title="Allison Model 250">T63</a></li> <li><a href="/wiki/General_Electric_T64" title="General Electric T64">T64</a></li> <li><a href="/wiki/Continental_T51" title="Continental T51">T65</a></li> <li><a href="/wiki/Solar_T62" title="Solar T62">T66</a></li> <li><a href="/wiki/Continental_T51" title="Continental T51">T67</a></li> <li><a href="/w/index.php?title=Rolls-Royce_T68&action=edit&redlink=1" class="new" title="Rolls-Royce T68 (page does not exist)">T68</a></li> <li><a href="/w/index.php?title=Teledyne_CAE_T69&action=edit&redlink=1" class="new" title="Teledyne CAE T69 (page does not exist)">T69</a></li> <li><a href="/wiki/Westinghouse_T70" class="mw-redirect" title="Westinghouse T70">T70</a></li> <li><a href="/w/index.php?title=Allison_T71&action=edit&redlink=1" class="new" title="Allison T71 (page does not exist)">T71</a></li> <li><a href="/wiki/Continental_T51" title="Continental T51">T72</a></li> <li><a href="/wiki/Pratt_%26_Whitney_JT12" title="Pratt & Whitney JT12">T73</a></li> <li><a href="/wiki/Pratt_%26_Whitney_Canada_PT6" title="Pratt & Whitney Canada PT6">T74</a></li> <li><a href="/wiki/Garrett_TPE331" class="mw-redirect" title="Garrett TPE331">T76</a></li> <li><a href="/wiki/Allison_T78" title="Allison T78">T78</a></li> <li><a href="/w/index.php?title=Allison_T80&action=edit&redlink=1" class="new" title="Allison T80 (page does not exist)">T80</a></li></ul> <ul><li><a href="/w/index.php?title=Sunstrand_T100&action=edit&redlink=1" class="new" title="Sunstrand T100 (page does not exist)">T100</a></li> <li><a href="/wiki/Pratt_%26_Whitney_Canada_PT6#PT6A" title="Pratt & Whitney Canada PT6">T101</a></li></ul> <ul><li><a href="/wiki/Pratt_%26_Whitney_Canada_PT6T" title="Pratt & Whitney Canada PT6T">T400</a></li> <li><a href="/w/index.php?title=Lycoming_T405&action=edit&redlink=1" class="new" title="Lycoming T405 (page does not exist)">T405</a></li> <li><a href="/wiki/Rolls-Royce_T406" title="Rolls-Royce T406">T406</a></li> <li><a href="/wiki/General_Electric_GE38" title="General Electric GE38">T407</a></li> <li><a href="/wiki/General_Electric_GE38" title="General Electric GE38">T408</a></li></ul> <ul><li><a href="/wiki/General_Electric_T700" title="General Electric T700">T700</a></li> <li><a href="/wiki/Allison_T56_variants" title="Allison T56 variants">T701</a></li> <li><a href="/wiki/Lycoming_LTS101" title="Lycoming LTS101">T702</a></li> <li><a href="/wiki/Allison_Model_250" title="Allison Model 250">T703</a></li> <li><a href="/wiki/General_Electric_T700" title="General Electric T700">T706</a></li> <li><a href="/w/index.php?title=General_Electric_T708&action=edit&redlink=1" class="new" title="General Electric T708 (page does not exist)">T708</a></li> <li><a href="/wiki/LHTEC_T800" title="LHTEC T800">LHTEC T800</a></li> <li><a href="/wiki/Avco/Pratt_%26_Whitney_T800" title="Avco/Pratt & Whitney T800">APW T800</a></li> <li><a href="/wiki/ATEC_T900" title="ATEC T900">T900</a></li> <li><a href="/wiki/General_Electric_T901" title="General Electric T901">T901</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Turbofan" title="Turbofan">Turbofans</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Pratt_%26_Whitney_TF30" title="Pratt & Whitney TF30">TF30</a></li> <li><a href="/w/index.php?title=General_Electric_TF31&action=edit&redlink=1" class="new" title="General Electric TF31 (page does not exist)">TF31</a></li> <li><a href="/wiki/Allison_TF32" title="Allison TF32">TF32</a></li> <li><a href="/wiki/Pratt_%26_Whitney_JT3D" title="Pratt & Whitney JT3D">TF33</a></li> <li><a href="/wiki/General_Electric_TF34" title="General Electric TF34">TF34</a></li> <li><a href="/wiki/General_Electric_CJ805" title="General Electric CJ805">TF35</a></li> <li><a href="/wiki/General_Electric_CF700" title="General Electric CF700">TF37</a></li> <li><a href="/wiki/General_Electric_TF39" title="General Electric TF39">TF39</a></li> <li><a href="/wiki/Allison_TF41" title="Allison TF41">TF41</a></li></ul> <ul><li><a href="/wiki/Pratt_%26_Whitney_F100" title="Pratt & Whitney F100">F100</a></li> <li><a href="/wiki/General_Electric_F101" title="General Electric F101">F101</a></li> <li><a href="/wiki/Lycoming_ALF_502" title="Lycoming ALF 502">F102</a></li> <li><a href="/wiki/General_Electric_CF6" title="General Electric CF6">F103</a></li> <li><a href="/wiki/Garrett_ATF3" title="Garrett ATF3">F104</a></li> <li><a href="/wiki/Pratt_%26_Whitney_JT9D" title="Pratt & Whitney JT9D">F105</a></li> <li><a href="/wiki/Teledyne_CAE_F106" title="Teledyne CAE F106">F106</a></li> <li><a href="/wiki/Williams_F107" title="Williams F107">F107</a></li> <li><a href="/wiki/CFM_International_CFM56" title="CFM International CFM56">F108</a></li> <li><a href="/wiki/Garrett_F109" title="Garrett F109">F109</a></li> <li><a href="/wiki/General_Electric_F110" title="General Electric F110">F110</a></li> <li><a href="/wiki/Williams_F112" title="Williams F112">F112</a></li> <li><a href="/wiki/Rolls-Royce_Spey" title="Rolls-Royce Spey">F113</a></li> <li><a href="/wiki/Pratt_%26_Whitney_PW2000" title="Pratt & Whitney PW2000">F117</a></li> <li><a href="/wiki/General_Electric_F118" title="General Electric F118">F118</a></li> <li><a href="/wiki/Pratt_%26_Whitney_F119" title="Pratt & Whitney F119">F119</a></li> <li><a href="/wiki/General_Electric_YF120" title="General Electric YF120">YF120</a></li> <li><a href="/wiki/Williams_F121" title="Williams F121">F121</a></li> <li><a href="/wiki/Williams_F122" class="mw-redirect" title="Williams F122">F122</a></li> <li><a href="/wiki/Honeywell/ITEC_F124" title="Honeywell/ITEC F124">F124</a></li> <li><a href="/wiki/Honeywell/ITEC_F124" title="Honeywell/ITEC F124">F125</a></li> <li><a href="/wiki/Rolls-Royce_RB.183_Tay" title="Rolls-Royce RB.183 Tay">F126</a></li> <li><a href="/wiki/General_Electric_F404" title="General Electric F404">F127</a></li> <li><a href="/wiki/General_Electric_F404" title="General Electric F404">F128</a></li> <li><a href="/wiki/Williams_FJ44" title="Williams FJ44">F129</a></li> <li><a href="/wiki/Rolls-Royce_BR700" title="Rolls-Royce BR700">F130</a></li> <li><a href="/wiki/Pratt_%26_Whitney_F135" title="Pratt & Whitney F135">F135</a></li> <li><a href="/wiki/General_Electric/Rolls-Royce_F136" title="General Electric/Rolls-Royce F136">F136</a></li> <li><a href="/wiki/Rolls-Royce_AE_3007" title="Rolls-Royce AE 3007">F137</a></li> <li><a href="/wiki/General_Electric_CF6" title="General Electric CF6">F138</a></li></ul> <ul><li><a href="/w/index.php?title=General_Electric_F400&action=edit&redlink=1" class="new" title="General Electric F400 (page does not exist)">F400</a></li> <li><a href="/wiki/Pratt_%26_Whitney_F401" title="Pratt & Whitney F401">F401</a></li> <li><a href="/wiki/Rolls-Royce_Pegasus" title="Rolls-Royce Pegasus">F402</a></li> <li><a href="/wiki/General_Electric_F404" title="General Electric F404">F404</a></li> <li><a href="/wiki/Rolls-Royce_Turbomeca_Adour" title="Rolls-Royce Turbomeca Adour">F405</a></li> <li><a href="/wiki/Teledyne_CAE_F408" title="Teledyne CAE F408">F408</a></li> <li><a href="/wiki/General_Electric_F404" title="General Electric F404">F412</a></li> <li><a href="/wiki/General_Electric_F414" title="General Electric F414">F414</a></li> <li><a href="/w/index.php?title=Williams_International_F415&action=edit&redlink=1" class="new" title="Williams International F415 (page does not exist)">F415</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Adaptive_cycle_engine" class="mw-redirect" title="Adaptive cycle engine">Adaptive cycle engines</a></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/General_Electric_XA100" 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