# Lycoming TIO-540-J2BD

- Type: Engine model (FAA registry)
- Registry code: 41977
- Manufacturer (registry): LYCOMING
- Model: TIO-540-J2BD
- Engine type: Reciprocating
- Power: 350 hp
- Data sheet: [TCDS E14EA](https://openairdocs.org/tcds/E14EA) (OpenAirDocs)
- Holder: Lycoming Engines
- Installed in: 24 registered aircraft
- Page: https://openairdocs.org/engine/lycoming-tio-540-j2bd

Model codes come from the FAA registry's reference file.

## ADs that may apply (OpenAirDocs)

Matched to this engine model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment.

- [AD 2026-04-11](https://openairdocs.org/ad/2026-04-11): Engine (Reciprocating) · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 605 more. Effective Apr 8, 2026
- [AD 2023-09-09](https://openairdocs.org/ad/2023-09-09): Exhaust Turbine System (Recip) · Aerostar PA-60-600 (Aerostar 600), PA-60-601 (Aerostar 601), PA-60-601P (Aerostar 601P) and 292 more. Effective Jul 17, 2023
- [AD 2017-16-11](https://openairdocs.org/ad/2017-16-11): Reciprocating Engine Power Section · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-360-B1G6 and 93 more. Effective Aug 15, 2017
- [AD 2015-19-07](https://openairdocs.org/ad/2015-19-07): Fuel injector fuel lines · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1B and 187 more. Effective Nov 3, 2015
- [AD 2012-19-01](https://openairdocs.org/ad/2012-19-01): Crankshafts · Lycoming Engines AEIO-360-A1A, AEIO-360-A1B, AEIO-360-A1B6 and 321 more. Effective Oct 24, 2012
- [AD 2012-03-06](https://openairdocs.org/ad/2012-03-06): Fuel servo diaphragm · Continental Motors 6-260-A, 6-285-A, 6-285-B and 482 more. Effective Feb 24, 2012
- [AD 2010-07-08](https://openairdocs.org/ad/2010-07-08): Turbochargers · Kelly Aerospace Energy Systems HIO-360-E1AD, HIO-360-E1BD, HIO-360-F1AD and 137 more. Effective Apr 19, 2010
- [AD 2009-02-03](https://openairdocs.org/ad/2009-02-03): Fuel injection servos · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 261 more. Effective Feb 9, 2009
- [AD 2008-08-17](https://openairdocs.org/ad/2008-08-17): Turbocharger turbine housing flange and the exhaust tube flange · Teledyne Continental Motors TSIOL-550-A 'Liquid-Cooled' engines (RAM Aircraft Limited Partnership STC SA7633SW or SA7633SW-D). Effective May 6, 2008
- [AD 2005-12-06](https://openairdocs.org/ad/2005-12-06): Riveted-impulse coupling assemblies and snap-ring coupling assemblies · Lycoming Engines AEIO-540-D4A5, AEIO-540-D4B5, AEIO-540-D4C5 and 154 more. Effective Jul 19, 2005
- [AD 2004-10-14](https://openairdocs.org/ad/2004-10-14): Crankshaft gear · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 642 more. Effective Jun 25, 2004
- [AD 2004-05-24](https://openairdocs.org/ad/2004-05-24): Zinc-plated Crankshaft Gear Retaining Bolts · Lycoming Engines AEIO-540-D4A5, AEIO-540-D4B5, AEIO-540-D4C5 and 161 more. Effective Mar 30, 2004
- [AD 2003-14-03](https://openairdocs.org/ad/2003-14-03): Rotary fuel pumps · Lycoming Engines AEIO-540-D4A5, AEIO-540-D4B5, AEIO-540-D4C5 and 262 more. Effective Aug 14, 2003
- [AD 2002-19-03](https://openairdocs.org/ad/2002-19-03): Crankshaft · Lycoming Engines IO-540-A1A5, IO-540-AA1A5, IO-540-AA1B5 and 81 more. Effective Sep 20, 2002
- [AD 2002-12-07](https://openairdocs.org/ad/2002-12-07): Oil Filter Converter Plate Gasket or the Converter Plate Kit · Lycoming Engines HIO-360-E1AD, HIO-360-E1BD, HIO-360-F1AD and 95 more. Effective Jul 3, 2002
- [AD 97-15-11](https://openairdocs.org/ad/97-15-11): Cylinder kits · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 538 more. Effective Aug 12, 1997
- [AD 97-01-04](https://openairdocs.org/ad/97-01-04): Cylinder assemblies · Lycoming Engines IO-540-M1B5D, LTIO-540-F2BD, LTIO-540-J2B and 10 more. Effective Apr 22, 1997
- [AD 95-26-02](https://openairdocs.org/ad/95-26-02): Aviation Gasoline · Lycoming Engines IO-320-B1A, IO-320-B1B, IO-320-B1C and 182 more. Effective Jan 24, 1996
- [AD 95-07-01](https://openairdocs.org/ad/95-07-01): Connecting Rod Bolt · Lycoming Engines AEIO-360-A1E, AEIO-360-B1G6, AEIO-360-H1A and 177 more. Effective Apr 12, 1995
- [AD 92-12-05](https://openairdocs.org/ad/92-12-05): Piston Pins · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 532 more. Effective Jul 10, 1992
- [AD 91-08-07](https://openairdocs.org/ad/91-08-07): Fuel Pump · Lycoming Engines TIO-360-A1A, TIO-360-A1B, TIO-360-A3B6 and 51 more. Effective May 6, 1991
- [AD 83-22-04](https://openairdocs.org/ad/83-22-04): Injector Fuel Diaphragm Stem · Lycoming Engines AEIO-540-L1B5D, IO-540-AA1A5, IO-540-G1B5 and 30 more. Effective Nov 4, 1983
- [AD 81-12-06 R1](https://openairdocs.org/ad/81-12-06-R1): Magnetos · Bendix Magnetos, LTIO-540-J2BD and TIO-540-J2BD. Effective Nov 12, 1981
- [AD 79-04-05](https://openairdocs.org/ad/79-04-05): Regulator Diaphragm Stem Assembly · Lycoming Engines AEIO-320-D1B, AEIO-320-E1A, AEIO-320-E1B and 215 more. Effective Sep 26, 1979
- [AD 78-23-10](https://openairdocs.org/ad/78-23-10): Center Body Bellows Seal Assembly · Lycoming Engines AEIO-320-D1B, AEIO-320-E1A, AEIO-320-E1B and 218 more. Effective Nov 7, 1978
- [AD 73-23-01](https://openairdocs.org/ad/73-23-01): Piston Pin Assembly · Lycoming Engines AIO-360-A1A, AIO-360-A1B, AIO-360-A2A and 215 more. Effective Jan 13, 1977

Historical (superseded or no longer in force):

- [AD 2024-21-02](https://openairdocs.org/ad/2024-21-02) (historical): Engine (Reciprocating) · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 548 more. Effective Dec 5, 2024
- [AD 2011-26-04](https://openairdocs.org/ad/2011-26-04) (historical): Externally mounted fuel injector fuel lines · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1B and 186 more. Effective Jan 25, 2012
- [AD 2011-15-10](https://openairdocs.org/ad/2011-15-10) (historical): Fuel servos · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 256 more. Effective Aug 16, 2011
- [AD 2008-14-07](https://openairdocs.org/ad/2008-14-07) (historical): Externally mounted fuel injector fuel lines · Textron Lycoming, AVCO AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1B and 185 more. Effective Aug 14, 2008
- [AD 2008-08-14](https://openairdocs.org/ad/2008-08-14) (historical): Fuel injection servo plugs · Superior Air Parts AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 242 more. Effective Apr 29, 2008
- [AD 2008-06-51](https://openairdocs.org/ad/2008-06-51) (historical): Fuel injection servo plugs · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 235 more
- [AD 2005-26-10](https://openairdocs.org/ad/2005-26-10) (historical): ECi cylinder assemblies. · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 413 more. Effective Jan 31, 2006
- [AD 2002-26-01](https://openairdocs.org/ad/2002-26-01) (historical): Fuel injector fuel lines · Textron Lycoming, AVCO IGO-480-A1B6, IGO-540-B1A, IGO-540-B1C and 178 more. Effective Jan 31, 2003
- [AD 2002-23-06](https://openairdocs.org/ad/2002-23-06) (historical): Crankshaft gear retaining bolts · Textron Lycoming, AVCO AEIO-540, AEIO-540-D4A5, AEIO-540-D4B5 and 46 more. Effective Nov 19, 2002
- [AD 2002-20-51](https://openairdocs.org/ad/2002-20-51) (historical): Crankshaft gear retaining bolts · Textron Lycoming, AVCO AEIO-540, IO-540 Series (all), LTIO-540-F2BD and 39 more
- [AD 2002-17-53](https://openairdocs.org/ad/2002-17-53) (historical): Crankshaft · Lycoming Engines LTIO-540-F2BD, LTIO-540-J2B, LTIO-540-J2BD and 36 more
- [AD 2002-04-51](https://openairdocs.org/ad/2002-04-51) (historical): Crankshaft · Lycoming Engines LTIO-540-F2BD, LTIO-540-J2B, LTIO-540-J2BD and 8 more
- [AD 98-18-12](https://openairdocs.org/ad/98-18-12) (historical): Fuel Pump · Textron Lycoming, AVCO AEIO-540-D4A5, AEIO-540-D4B5, AEIO-540-D4C5 and 249 more. Effective Sep 28, 1998

## Information bulletins (advisory) (8)

- [SAIB NE-19-08](https://openairdocs.org/saib/NE-19-08): Reciprocating Engine Cylinder Section - Lycoming Engines Parallel Valve Cylinders. Issued May 2, 2019
- [SAIB NE-08-32R1](https://openairdocs.org/saib/NE-08-32R1): Propeller Governor  Idler Gear Shaft Set Screw. Issued May 13, 2016
- [SAIB NE-14-13](https://openairdocs.org/saib/NE-14-13): Reciprocating Engine - Cylinder Mounting Studs. Issued Mar 24, 2014
- [SAIB NE-08-26R3](https://openairdocs.org/saib/NE-08-26R3): Magneto/Distributor. Issued Mar 31, 2011
- [SAIB NE-09-04](https://openairdocs.org/saib/NE-09-04): Fuel Control/Reciprocating Engines. Issued Jan 10, 2009
- [SAIB NE-06-32R1](https://openairdocs.org/saib/NE-06-32R1): Reciprocating Engine - Crankshaft. Issued Sep 10, 2008
- [SAIB NE-08-26R1](https://openairdocs.org/saib/NE-08-26R1) (historical): Dual Magnetos. Issued Jul 8, 2008
- [SAIB NE-08-32](https://openairdocs.org/saib/NE-08-32) (historical): Propeller Governor Set Screw. Issued Jul 3, 2008

## Registered aircraft (24)

- [N1071A](https://openairdocs.org/aircraft/N1071A): [Ocean Group LLC](https://openairdocs.org/faa-owner/OCEAN%20GROUP%20LLC), [Plantation, FL](https://openairdocs.org/faa-place/FL/Plantation), built 1979, S/N 31-7952195
- [N118MC](https://openairdocs.org/aircraft/N118MC): [Alpha Whiskey 3 LLC](https://openairdocs.org/faa-owner/ALPHA%20WHISKEY%203%20LLC), [Brandon, MS](https://openairdocs.org/faa-place/MS/Brandon), built 1979, S/N 31-7952161
- [N1762W](https://openairdocs.org/aircraft/N1762W): [Willis Frederick A](https://openairdocs.org/faa-owner/WILLIS%20FREDERICK%20A), [Scottsdale, AZ](https://openairdocs.org/faa-place/AZ/Scottsdale), S/N D-9410
- [N1799R](https://openairdocs.org/aircraft/N1799R): [Air Support 1 Inc](https://openairdocs.org/faa-owner/AIR%20SUPPORT%201%20INC), [Middletown, DE](https://openairdocs.org/faa-place/DE/Middletown), built 1974, S/N 18502515
- [N18RL](https://openairdocs.org/aircraft/N18RL): [Alpha Whiskey 3 LLC](https://openairdocs.org/faa-owner/ALPHA%20WHISKEY%203%20LLC), [Brandon, MS](https://openairdocs.org/faa-place/MS/Brandon), built 1979, S/N 31-7952090
- [N203WF](https://openairdocs.org/aircraft/N203WF): [Southern Aircraft Consultancy Inc Trustee](https://openairdocs.org/faa-owner/SOUTHERN%20AIRCRAFT%20CONSULTANCY%20INC%20TRUSTEE), [Casper, WY](https://openairdocs.org/faa-place/WY/Casper), built 1979, S/N 61P-0621-7963281
- [N242GG](https://openairdocs.org/aircraft/N242GG): [242gg LLC](https://openairdocs.org/faa-owner/242GG%20LLC), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 1979, S/N 31-7952080
- [N315AK](https://openairdocs.org/aircraft/N315AK): [Alsworth Glen R Sr](https://openairdocs.org/faa-owner/ALSWORTH%20GLEN%20R%20SR), [Port Alsworth, AK](https://openairdocs.org/faa-place/AK/Port%20Alsworth), built 1978, S/N 317852083
- [N33UR](https://openairdocs.org/aircraft/N33UR): [Athena Aviation LLC](https://openairdocs.org/faa-owner/ATHENA%20AVIATION%20LLC), [Golden, MS](https://openairdocs.org/faa-place/MS/Golden), built 1980, S/N 318052097
- [N350CY](https://openairdocs.org/aircraft/N350CY): [Mowotech Inc](https://openairdocs.org/faa-owner/MOWOTECH%20INC), [Boca Raton, FL](https://openairdocs.org/faa-place/FL/Boca%20Raton), built 1978, S/N 31-7852010
- [N350KC](https://openairdocs.org/aircraft/N350KC): [Legare Aviation LLC](https://openairdocs.org/faa-owner/LEGARE%20AVIATION%20LLC), [Murrells Inlet, SC](https://openairdocs.org/faa-place/SC/Murrells%20Inlet), built 1979, S/N 317952104
- [N3527U](https://openairdocs.org/aircraft/N3527U): [Warbelows Air Ventures Inc](https://openairdocs.org/faa-owner/WARBELOWS%20AIR%20VENTURES%20INC), [Fairbanks, AK](https://openairdocs.org/faa-place/AK/Fairbanks), built 1979, S/N 31-7952141
- [N3744U](https://openairdocs.org/aircraft/N3744U): [Cristiani Sandra Elizabeth](https://openairdocs.org/faa-owner/CRISTIANI%20SANDRA%20ELIZABETH), [Miami, FL](https://openairdocs.org/faa-place/FL/Miami), built 1981, S/N 318312006
- [N385RM](https://openairdocs.org/aircraft/N385RM): [G Force Air LLC](https://openairdocs.org/faa-owner/G%20FORCE%20AIR%20LLC), [Columbus, OH](https://openairdocs.org/faa-place/OH/Columbus), built 1978, S/N 31-7852125
- [N4087C](https://openairdocs.org/aircraft/N4087C): [Sherry-Aire LLC](https://openairdocs.org/faa-owner/SHERRY-AIRE%20LLC), [Sidney, MT](https://openairdocs.org/faa-place/MT/Sidney), built 1981, S/N 31-8152125
- [N411US](https://openairdocs.org/aircraft/N411US): [United States Air Force](https://openairdocs.org/faa-owner/UNITED%20STATES%20AIR%20FORCE), [Hanscom Afb, MA](https://openairdocs.org/faa-place/MA/Hanscom%20Afb), built 1981, S/N 31-8152073
- [N437CB](https://openairdocs.org/aircraft/N437CB): [Csc Delaware Trust Co Trustee](https://openairdocs.org/faa-owner/CSC%20DELAWARE%20TRUST%20CO%20TRUSTEE), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 1979, S/N 31-7952225
- [N63TT](https://openairdocs.org/aircraft/N63TT): [Brothers Aviation Va LLC](https://openairdocs.org/faa-owner/BROTHERS%20AVIATION%20VA%20LLC), [Manassas, VA](https://openairdocs.org/faa-place/VA/Manassas), built 1981, S/N 31-8152026
- [N65DT](https://openairdocs.org/aircraft/N65DT): [Roberts Aviation Management LLC](https://openairdocs.org/faa-owner/ROBERTS%20AVIATION%20MANAGEMENT%20LLC), [Saint Augustine, FL](https://openairdocs.org/faa-place/FL/Saint%20Augustine), built 1979, S/N 61P06897963326
- [N820JH](https://openairdocs.org/aircraft/N820JH): [Hughes Leasing Co](https://openairdocs.org/faa-owner/HUGHES%20LEASING%20CO), [Miami, FL](https://openairdocs.org/faa-place/FL/Miami), built 1981, S/N 318152015
- [N9096S](https://openairdocs.org/aircraft/N9096S): [Res-Air LLC](https://openairdocs.org/faa-owner/RES-AIR%20LLC), [Clarksville, TN](https://openairdocs.org/faa-place/TN/Clarksville), built 1978, S/N D-10153
- [N91PW](https://openairdocs.org/aircraft/N91PW): [Aerial Imaging Inc](https://openairdocs.org/faa-owner/AERIAL%20IMAGING%20INC), [South Bend, IN](https://openairdocs.org/faa-place/IN/South%20Bend), built 1976, S/N 31-7652102
- [N929JM](https://openairdocs.org/aircraft/N929JM): [Calhoun Paul M](https://openairdocs.org/faa-owner/CALHOUN%20PAUL%20M), [Larue, TX](https://openairdocs.org/faa-place/TX/Larue), S/N 3319
- [N9993R](https://openairdocs.org/aircraft/N9993R): [Csc Delaware Trust Co Trustee](https://openairdocs.org/faa-owner/CSC%20DELAWARE%20TRUST%20CO%20TRUSTEE), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 1979, S/N 31-8052029

## NTSB investigations (5)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB ANC02LA086](https://openairdocs.org/ntsb/ANC02LA086), Jul 30, 2002: Piper PA-31-350 (N3527U), Fairbanks, AK, no damage. Probable cause: The failure of both pilots to maintain adequate visual outlook while taxiing.
- [NTSB ANC02LA022](https://openairdocs.org/ntsb/ANC02LA022), Mar 13, 2002: Piper PA-31-350 (N3527U), Fairbanks, AK, substantial damage. Probable cause: The pilot's failure to complete his prelanding checklist, and a subsequent inadvertent wheels up landing.
- [NTSB ANC98LA120](https://openairdocs.org/ntsb/ANC98LA120), Aug 12, 1998: Piper PA-31-350 (N3527U), Fort Yukon, AK, substantial damage. Probable cause: The pilot's failure to follow the pre-landing checklist. A factor associated with the accident was the pilot's diverted attention.
- [NTSB ANC76DAD06](https://openairdocs.org/ntsb/ANC76DAD06), Apr 19, 1976: Cessna A185F (N1799R), Haines, AK, substantial damage
- [NTSB CHI71FBM09](https://openairdocs.org/ntsb/CHI71FBM09), Nov 14, 1970: Cessna 310N (N721X), South Bend, IN, substantial damage

## FAA accident and incident reports (9)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Incident 20240323003289I](https://openairdocs.org/incident/20240323003289I), Mar 23, 2024: Piper PA-31-350 (N33UR), St. Petersburg, FL, Minor damage. On March 23, 2024, at 1443 EDT, a Piper navajo PA-31, [privacy data omitted], [privacy data omitted], landed gear up at Albert Whitted Airport (kspg) St.…
- [Incident 20190525023979I](https://openairdocs.org/incident/20190525023979I), May 25, 2019: Piper PA-31-350 (N353JP), Mckinney, TX, Minor damage. On may 25, 2019, at 1518 central daylight time, a Piper PA-31-350, N353JP, lost total power on both engines while on landing approach to Mckinney national…
- [Accident 20020730017119A](https://openairdocs.org/incident/20020730017119A), Jul 30, 2002: Piper PA31350 (N3527U), Fairbanks, AK, No damage. (.19) On July 30, 2002, about 1340 Alaska daylight time, a Cessna 172 airplane, N739PB, sustained substantial damage during an on-ground collision with a Piper…
- [Accident 20020313003329A](https://openairdocs.org/incident/20020313003329A), Mar 13, 2002: Piper PA31350 (N3527U), Fairbanks, AK, No damage. (.19) On March 13, 2002, about 1553 Alaska standard time, a Piper PA-31-350 airplane, N3527U, sustained substantial damage during an inadvertent wheels-up…
- [Incident 20010721022069I](https://openairdocs.org/incident/20010721022069I), Jul 21, 2001: Beech V35B (N9096S), Salisbury, MD, Minor damage. (-23) On 07/21/2001 at 1645 local time Mr. Campbell, while acting as pilot in command of his Beech bonanza made a hard landing on runway 14 at Salisbury…
- [Incident 19990304012849I](https://openairdocs.org/incident/19990304012849I), Mar 4, 1999: Piper PA31350 (N3527U), Galena, AK. On takeoff from gal pilot got red gear unsafe light and hydraulic system fluid was lost. He returned to the flights originating airport andlanded without…
- [Accident 19980811025109A](https://openairdocs.org/incident/19980811025109A), Aug 11, 1998: Piper PA31350 (N3527U), Fort Yukon, AK, Substantial damage. (.4) The airline transport pilot was preparing to land a multiengine, retractable landing gear airplane. He reported that while on downwind for landing on…
- [Incident 19890118006569I](https://openairdocs.org/incident/19890118006569I), Jan 18, 1989: Piper PA31350 (N3527U), Fairbanks, AK. High temperature and low oil pressure on climbout. Engine shutdown. Returned. Oil had congealed in oil cooler.
- [Accident 19760419009479A](https://openairdocs.org/incident/19760419009479A), Apr 19, 1976: Cessna A185F (N1799R), Haines, AK, Substantial damage. Practice for water rating.

## Service difficulty reports (868, newest 50)

As reported by operators and repair stations, by the model named in the report.

- [SDR 1SMA2025F00255](https://openairdocs.org/sdr/1SMA2025F00255), Nov 2, 2025: O-RING. CUT. AFTER TAKEOFF, LANDING GEAR FAILED TO RETRACT (STUCK IN TRANSIT). RECYCLING LEVER TO DOWN ALSO FAILED; NO GREEN LIGHTS ILLUMINATED. VISUAL CHECK SHOWED NOSE GEA
- [SDR 2025FA0000641](https://openairdocs.org/sdr/2025FA0000641), Aug 16, 2025: CONNECTING ROD. FAILED. NR 6 CONECTING ROD FAILED IN FLIGHT.
- [SDR 2025FA0000001](https://openairdocs.org/sdr/2025FA0000001), Jan 3, 2025: FITTING. LEAKING. 45 INCH ALUMINUM PORTION OF THE FUEL HOSE ASSY FROM ACFT TO ENGINE FUEL PUMP APPEARS TO HAVE CRACKED, CAUSING FUEL TO SPRAY ON EXHAUST AND CAUSED AN INFLT FIRE.
- [SDR 2024FA0000457](https://openairdocs.org/sdr/2024FA0000457), Jun 18, 2024: O-RING. DAMAGED. LANDING GEAR WILL NOT LOCK ON EXTENSION. MANUALLY PUMPED GEAR DOWN AND LOCKED WITH THREE GREEN LIGHTS. WE FOUND THE RH ENGINE HYDRAULIC FILTER RESERVOIR LEAKING
- [SDR 1AZA2024021500032](https://openairdocs.org/sdr/1AZA2024021500032), Feb 13, 2024: MAGNETO. INTERMITTENT. LEFT ENGINE LOST POWER 25 MILES FROM FXE: RAN THE LEFT ENGINE, DURIN MAGNETO CHECK ON LH MAGNETO ENGINE LOST POWER, ON BOTHMAGNETO'S (DUAL MAGNETO SET UP) RAN G
- [SDR 1AZA202402160033](https://openairdocs.org/sdr/1AZA202402160033), Feb 13, 2024: MAGNETO. INTERMITTENT. LEFT ENGINE LOST POWER 25 MILES FROM FXE: RAN THE LEFT ENGINE, DURIN MAGNETO CHECK ON LH MAGNETO ENGINE LOST POWER, ON BOTHMAGNETO'S (DUAL MAGNETO SET UP) RAN G
- [SDR 1SMA2023120408001](https://openairdocs.org/sdr/1SMA2023120408001), Nov 8, 2023: O-RING. DISLODGED. DURING APPROACH TO AIRPORT WHEN THE LANDING GEAR SELECTOR HANDLE WAS MOVED TO THE DOWN POSITION, THE RED GEAR UNSAFE LIGHT REMAINED ILLUMINATED, THE GEAR DOWN/L
- [SDR ENHA LP233910](https://openairdocs.org/sdr/ENHA%20LP233910), May 19, 2023: SEAL. LEAKING. LEFT ENGINE BLUBBERED THEN DIED WHILE TURNING AROUND TO TAKEOFF. MECHANICS FOUND #1 CYLINDER SPARK PLUGS FOULED AND WET WITH GAS. MECHANICS REPLACED ALL PARK PL
- [SDR 1AZA20210729001](https://openairdocs.org/sdr/1AZA20210729001), Sep 26, 2021: LANDING GEAR. COLLAPSED. AIRCRAFT WAS ON ROLLOUT DURING A NORMAL LANDING. THE LANDING GEAR INDICATED DOWN AND LOCKED. THE LANDING GEAR HANDLE HAD RETURNED TO NEUTRAL DURING THE LANDING 
- [SDR CA190708014](https://openairdocs.org/sdr/CA190708014), Jul 4, 2019: BRIDAL CABLE. BROKEN. (CAN) PILOT REPORTED AUTOPILOT PITCHES NOSE UP 1000 FT/MIN. AUTOPILOT INITIALLY DEFERRED PER MEL. AME FOUND DURING TROUBLE SHOOTING THE PITCH SERVO BRIDLE CABLE
- [SDR CA190503022](https://openairdocs.org/sdr/CA190503022), May 2, 2019: ISOLATION MOUNT. TORN. (CAN) LH ENGINE, UPPER OUTBOARD ISOLATION MOUNT, FORWARD ISOLATOR FOUND COMPLETELY TORN AND UNSERVICEABLE. THE REMAINING THREE ISOLATOR MOUNTS ARE DETERIORATED 
- [SDR CA190506013](https://openairdocs.org/sdr/CA190506013), Apr 30, 2019: LINE. BROKEN. (CAN) CREW WENT TO SELECT GEAR DOWN AND THE GEAR DOORS WOULD NOT OPEN AND THE GEAR WOULD NOT RETRACT. AFTER MANY ATTEMPTS THE CREW LANDED IN XXXXX WITH THE GEAR
- [SDR CA190404004](https://openairdocs.org/sdr/CA190404004), Apr 1, 2019: SKIN. DEFORMED. (CAN) SKIN DEFORMATION BOTH SIDES AT STA. 237 FOUND AFTER REMOVING WINGTIPS, P/NS 45412-10 40585-13 (TC# 20190404004)
- [SDR 2019FA0000013](https://openairdocs.org/sdr/2019FA0000013), Jan 17, 2019: ENGINE. MALFUNCTIONED. LEFT-HAND ENGINE LOST PARTIAL POWER AND SUBSEQUENTLY BEGAN LEAKING OIL.
- [SDR 3SVA20181116001](https://openairdocs.org/sdr/3SVA20181116001), Nov 14, 2018: CYLINDER HEAD. CRACKED. PILOT REPORTED ROUGH RUNNING ENGINE AFTER START UP. INVESTIGATION BY MAINTENANCE DETERMINED THAT THE #3 CYLINDER EXHAUST VALVE SEAT/VALVE HAD DROPPED OUT OF CYL
- [SDR WVBA2017021300043](https://openairdocs.org/sdr/WVBA2017021300043), Feb 10, 2017: FITTING. SHEARED. ON APPROACH, NOTICED THAT ONLY THE TWO MAIN GEAR INDICATOR LIGHTS INDICATED GREEN. THE NOSE GEAR INDICATOR LIGHT WAS NOT ILLUMINATED AND THE RED TRANSFER LIGHT 
- [SDR 1SMA201611250001](https://openairdocs.org/sdr/1SMA201611250001), Nov 25, 2016: PISTON RING. BROKEN. DURING DESCENT, LT ENGINE CYLINDER HEAD TEMP FROM 390 DEGREES F TO APPROXIMATELY ONE NEEDLE WIDTH BELOW RED LINE OBSERVED. TO KEEP TEMP BELOW RED LINE, MIXTURE 
- [SDR 2016FA0000431](https://openairdocs.org/sdr/2016FA0000431), Aug 22, 2016: CYLINDER. FAILED. EXCHANGE CYLINDER INSTALLED AND FAILED AFTER 1.3 HRS. POST INSPECTION OF CYLINDER REVEALED THAT THERE WAS PREVIOUS WELDING REPAIR TO UPPER SPARK PLUG AREA. CYLI
- [SDR 2016F00171](https://openairdocs.org/sdr/2016F00171), Aug 18, 2016: TRANSCEIVER. BURNED. AFTER TAKING OFF, THE PILOT REPORTED AN ODOR DESCRIBED AS A HOT, BURNING ODOR LIKE MELTING WIRES COMING FROM THE INSTRUMENT PANEL. NO SMOKE WAS ENCOUNTERED AND 
- [SDR 2016F00154](https://openairdocs.org/sdr/2016F00154), Jul 21, 2016: CYLINDER. SEPARATED. DURING FLIGHT AJ100, APPROXIMATELY 10 MILES FROM DESTINATION, THE LEFT ENGINE SHUTTERED BRIEFLY AND ENGINE OIL WAS OBSERVED STREAMING FROM THE COWLING. THE PILO
- [SDR ITJA2016041300001](https://openairdocs.org/sdr/ITJA2016041300001), Apr 7, 2016: CYLINDER. SEPARATED. WHILE APPROXIMATELY 10 MILES OUT FROM LANDING AIRPORT, THE CREW NOTICED FIRE SHOOTING THROUGH THE UPPER COWLING OF THE LT ENGINE. CREW SHUTDOWN ENGINE IN FLIGHT
- [SDR CA151202005](https://openairdocs.org/sdr/CA151202005), Nov 27, 2015: POINTS. LOOSE. (CAN) DURING TAKEOFF ON A SHORT RUNWAY THE LT QUICKLY LOST POWER AS IT WAS ABOUT TO ROTATE. THE TAKEOFF WAS ABORTED. UPON INSPECTION BOTH POINTS IN THE LT MAGNE
- [SDR CA151116013](https://openairdocs.org/sdr/CA151116013), Nov 11, 2015: ELT. FALSE ACTIVATION. (CAN) AN UNCOMMANDED ELT ACTIVATION WAS REPORTED 11-NOV-2015. ELT, REMOTE SWITCH AND HARNESS WERE INSPECTED. CORROSION WAS FOUND ON THE HARNESS AT THE REMOTE SW
- [SDR 3SVA20151008001](https://openairdocs.org/sdr/3SVA20151008001), Sep 15, 2015: CONTROLLER. BURST. RIGHT ENG DURING TAKEOFF ROLL BEGAN TO SURGE. PILOT ABORTED TAKEOFF & RETURNED TO RAMP. REPLACED DENSITY CONTROLLER, RAN ACFT FOR OPERATIONS & LEAK CHECK. RETUR
- [SDR CA150824005](https://openairdocs.org/sdr/CA150824005), Aug 20, 2015: PUMP. FAILED. (CAN) THE RIGHT VACUUM PUMP HAS FAILED 4 TIMES IN ONE YEAR WITH THE AIRCRAFT FLYING ONLY 148 HOURS. TWO DIFFERENT AMOS HAVE TROUBLE SHOT THE SYSTEM AND THE PUMP
- [SDR CA150723005](https://openairdocs.org/sdr/CA150723005), Jul 23, 2015: CYLINDER. DAMAGED. (CAN) CYLINDER FAILED COMPRESSION TEST, AFTER DISASSEMBLY EXCESSIVE CARBIDE BUILD-UP WAS FOUND AROUND THE EXHAUST VALVE WITH SOME MINOR SCORING AROUND THE PISTO
- [SDR CA150702005](https://openairdocs.org/sdr/CA150702005), Jul 2, 2015: PUMP. FAILED. (CAN) PILOT REPORTED LT PNEO LIGHT ILLUMINATED DURING FLIGHT. UPON INVESTIGATION MAINTENANCE FOUND THE SHAFT OF THE DRY AIR PUMP HAD SHEARED OFF. PUMP WAS REPLA
- [SDR 2015F00076](https://openairdocs.org/sdr/2015F00076), Jun 30, 2015: VALVE SEAT. DISLODGED. AFTER COMPLETING ROUTINE LANDING, PILOT NOTED THAT THE LT ENGINE WAS RUNNONG ROUGH ON GROUND WITH HIGH MANIFOLD PRESSURE AND THE LT FUEL FLOW INDICATED ZERO IN 
- [SDR CA150519020](https://openairdocs.org/sdr/CA150519020), May 15, 2015: CYLINDER. DAMAGED. (CAN) DURING ROUTINE MAINTENANCE INSPECTION THE COMPRESSION TEST FOR THE LT ENGINE NR 2 CYLINDER WAS FOUND TO BE LOW. PILOTS DID NOT REPORT THAT THE ENGINE WAS 
- [SDR CA150220003](https://openairdocs.org/sdr/CA150220003), Feb 19, 2015: TAILPIPE. FRACTURED. (CAN) PILOTS REPORTED LEFT DE-ICE BOOT WAS NOT INFLATING. UPON INSPECTION THE DE-ICE LINE RUNNING THROUGH THE LT NACELLE WAS COMPLETELY MELTED. THE UPPER TAIL-P
- [SDR CA141114013](https://openairdocs.org/sdr/CA141114013), Nov 14, 2014: BEARING. FAILED. (CAN) TURBOCHARGER WAS LEAKING OIL INTO EXHAUST CAUSING SMOKE AFTER LANDING.
- [SDR CA141020003](https://openairdocs.org/sdr/CA141020003), Oct 15, 2014: CRANKCASE. CRACKED. (CAN) DURING MORNING CHECK, FOUND OIL IN THE ENGINE COWLING, INVESTIGATION DETERMINE TO HAVE A CRACK IN THE LOWER SECTION OF CYLINDER NR 3. THE CRACK IS LOCATED
- [SDR CA141014020](https://openairdocs.org/sdr/CA141014020), Oct 14, 2014: WIRE. BROKEN. (CAN) LEFT GEAR WOULD NOT INDICATE DOWN AND LOCK DESPITE NUMEROUS EXTENSION ATTEMPTS AND EMERGENCY HAND PUMPING. ALL THREE LANDING GEAR BULBS TESTED SERVICEABLE
- [SDR CA141010015](https://openairdocs.org/sdr/CA141010015), Oct 7, 2014: INJECTOR. FOD. (CAN) DURING TAKE-OFF ROLL THE LT ENGINE FAILED TO DEVELOPE FULL POWER AT FULL THROTTLE SETTING. THE TAKE-OFF WAS REJECTED AND THE AIRCRAFT SNAGGED. UPON INSPEC
- [SDR EPUA2014100514](https://openairdocs.org/sdr/EPUA2014100514), Oct 5, 2014: MAGNETO. FAILED. LEFT ENG, LT MAGNETO FAILED DURING FLIGHT. ACFT RETURNED TO BASE. REMOVED AFFECTED MAGNETO THAT HAD ACCUMULATED JUST 116.0 HOURS FROM FACTORY REBUILD. THIS REPO
- [SDR EPUA201409272014](https://openairdocs.org/sdr/EPUA201409272014), Sep 27, 2014: MAGNETO. FAILED. DURING FLIGHT, THE RT ENG BEGAN TO RUN ROUGH, THE RT CYLINDER HEAD TEMP WAS HIGH. THE ENG WAS SHUTDOWN & FEATHERED AS A PRECAUTION. ACFT LANDED WITHOUT FURTHER 
- [SDR EPUA20140925001](https://openairdocs.org/sdr/EPUA20140925001), Sep 25, 2014: MAGNETO. FAILED. LOSS OF POWER ON THE LT ENG. DETERMINED THAT THE LT ENG RT MAGNETO HAD FAILED. CHANGED OUT AFFECTED MAGNETO.
- [SDR EPUA20140911001](https://openairdocs.org/sdr/EPUA20140911001), Sep 11, 2014: VALVE. FAILED. DURING FLIGHT, THE LT ENGINE BEGAN TO HAVE PROBLEMS, THE PILOT SHUTDOWN THE ENGINE & SECURED FOR OPERATION ON SINGLE ENGINE. ACFT LANDED UNEVENTFULLY. ON INVEST
- [SDR 3SVA20140909001](https://openairdocs.org/sdr/3SVA20140909001), Sep 8, 2014: DOWNLOCK SWITCH. FAULTY. LANDING GEAR DID GIVE A DOWN LOCK INDICATION ON THE LT MLG. PILOT PERFORMED TOWER FLY-BY & TOWER CONFIRMED ALL THREE LG VISIBLE. PILOT THEN MADE A HIGH SPEED PR
- [SDR EPUA20140731001](https://openairdocs.org/sdr/EPUA20140731001), Jul 30, 2014: UNKNOWN. ODOR. PILOT REPORTED STRONG CHEMICAL SMELL IN CABIN. INSPECTED LT & RT ENG EXHAUST MUFFS FOR CRACKS AS WELL AS FRESH AIR FANS FOR DEFECTS. GND OPERATION OF AIR VENTIL
- [SDR MKHA2014FA0000065](https://openairdocs.org/sdr/MKHA2014FA0000065), Feb 10, 2014: IMPELLER. SEIZED. DURING CLIMBOUT, LEFT TURBOCHARGER EXPERIENCED AN INTERNAL FAILURE. PILOT RETURNED TO AIRPORT WITHOUT INCIDENT. TURBOCHARGER WAS REMOVED AND IT WAS DISCOVERED T
- [SDR BSYA201403](https://openairdocs.org/sdr/BSYA201403), Jan 27, 2014: UNKNOWN. MALFUNCTIONED. MOMENTS AFTER DEPARTURE FROM LWM, PILOT NOTICED RT ENG OIL PRESS DROPPING & OIL TEMP RUNNING HIGH. PILOT NOTIFIED ATC, RETURNED BACK & LANDED SAFELY AT LWM WITH
- [SDR BSYA201402](https://openairdocs.org/sdr/BSYA201402), Jan 24, 2014: UNKNOWN. MALFUNCTIONED. MOMENTS AFTER DEPARTURE FROM LWM, PILOT NOTICED LT ENG OIL PRESS DROPPING & TEMP RUNNING HIGH. PILOT NOTIFIED ATC, RETURNED BACK & LANDED SAFELY AT LWM WITHOUT 
- [SDR CA131219008](https://openairdocs.org/sdr/CA131219008), Dec 12, 2013: CRANKCASE. CRACKED. (CAN) DURING INSPECTION OF THE ENGINE, IT WAS NOTICED THAT THE RT LOWER FWD RADIUS OF THE RT CRANKCASE WAS CRACKED.
- [SDR ISCA2013071500001](https://openairdocs.org/sdr/ISCA2013071500001), Jul 13, 2013: WIRE. ROTATED. PILOT NOTED LEFT ALTERNATOR INOPERATIVE LIGHT ON IN ACFT DISCREPANCY LOG. MECHANICAL INSPECTION OF THE ALTERNATOR REVEALED THAT THE LOWER BRUSH LEAD CARRIAGE HE
- [SDR 2013FA0000367](https://openairdocs.org/sdr/2013FA0000367), Jun 24, 2013: FAN. UNKNOWN. PILOT REPORTED VENT FAN FAILED IN FLIGHT. SMELLED SMOKE DURING CLIMB AFTER DEPARTURE. PILOT RETURNED TO DEPARTURE. BOTH VENT FANS WERE REMOVED, NEITHER SHOWING 
- [SDR CA130601001](https://openairdocs.org/sdr/CA130601001), May 31, 2013: HOSE. BURST. (CAN) MAIN LANDING GEAR HOSE BURST ON GROUND RUN UP. REMOVE ALL HOSES, INSPECTED ENDS IAW MANUAL 111, FIND 5 MORE DEFECTIVE HOSES, REPAIR AND PRESSURE TEST TO 3
- [SDR CA130531005](https://openairdocs.org/sdr/CA130531005), May 28, 2013: LINK. WORN. (CAN) DURING APPROACH, AFTER LANDING GEAR EXTENSION, NLG DOWN LOCK GREEN INDICATION DID NOT ILLUMINATE AND RED INTRANSIT LIGHT REMAINED ON. ABORTED APPROACH. AF
- [SDR 2013F00118](https://openairdocs.org/sdr/2013F00118), May 20, 2013: FORK. BROKEN. PN 41789-000, FORK, ATTACHES THE ACTUATOR TO THE MAIN GEAR RETRACTION ARM AND DOWNLOCK CABLE. IT FAILED DURING A CYCLE WITH NO PREWARNING OF ANY KIND. WE ARE AL
- [SDR CA130422011](https://openairdocs.org/sdr/CA130422011), Apr 12, 2013: CONTROLLER. FAULTY. (CAN) ON TAKEOFF, THE PILOT REPORTED THE ACFT VEERING VERY HARD TO 1 DIRECTION, THE TAKEOFF WAS ABORTED. FURTHER INSPECTION REVEALED THAT THE RT ENGINE WAS ACCE

All 868: https://openairdocs.org/engine/lycoming-tio-540-j2bd/reports.md

## STCs that may be installed (OpenAirDocs) (33)

Approved for this engine model: the STC's model list names it on its data sheet, or a series that includes it. In force first, then newest. The registry doesn't record which STCs an aircraft has.

- [STC SE00825WI](https://openairdocs.org/stc/SE00825WI): Installation of Specialty Products Spin-on oil filter on Lycoming Engines. B & C Specialty Products Inc
- [STC SE04349CH](https://openairdocs.org/stc/SE04349CH): Installation of SureFly electronic ignition. SureFly Partners Ltd
- [STC SE01954SE](https://openairdocs.org/stc/SE01954SE): Installation of engine crankcase seal. Ly-Con Rebuilding Company
- [STC SE02352CH](https://openairdocs.org/stc/SE02352CH): Installation of Challenger cleanable oil filter assembly. Challenger Aviation Products Inc
- [STC SE00939WI](https://openairdocs.org/stc/SE00939WI): Installation of B&C Specialty Products Model BC 315-( ) Starter on Lycoming engines. B & C Specialty Products Inc
- [STC SE2667CE](https://openairdocs.org/stc/SE2667CE): Installation of B&C Specialty Products lightweight (10.2 pounds) engine starter PN BC315-100-2(12 volt) or PN BC315-100-4 (24 volt). B & C Specialty Products Inc
- [STC SE03309CH](https://openairdocs.org/stc/SE03309CH): Installation of Engine Preheat Kit, p/n TSP6CYL-2927-115 for 115 volt application. Hartzell Propeller Inc
- [STC SE01436LA](https://openairdocs.org/stc/SE01436LA): Installation of Firewall Forward Technologies LLC modified camshaft. Centri-lube Technologies LLC
- [STC SE04577CH](https://openairdocs.org/stc/SE04577CH): Install an electronic engine ignition system. Electroair Acquisition Corp
- [STC SE01966WI](https://openairdocs.org/stc/SE01966WI): Use of GAMI G100UL High Octane Unleaded Avgas in spark ignition piston aircraft engines. General Aviation Modifications Inc
- [STC SE8628SW](https://openairdocs.org/stc/SE8628SW): Installation of oil nozzles for lubrication of cam and filters. Cygnet Aerospace Corp
- [STC SE09445SC](https://openairdocs.org/stc/SE09445SC): Installation of fuel injector nozzles. General Aviation Modifications Inc. Lists TIO-540 Series
- [STC SE7503SW](https://openairdocs.org/stc/SE7503SW): Installation of any or all parts listed on Airmotive Engineering Drawing List No. 852-1, Rev. 1, dated 10/4/88, or later FAA approved revision. Continental Motors, Inc. Lists TIO-540 Series
- [STC SE7668SW](https://openairdocs.org/stc/SE7668SW): Installation of parts listed on Drawing List 8810-3, Rev 6. Continental Motors, Inc. Lists TIO-540 Series
- [STC SE8776SW](https://openairdocs.org/stc/SE8776SW): Installation of coated cylinders and piston rings. Continental Motors, Inc. Lists TIO-540 Series
- [STC SE00226NY](https://openairdocs.org/stc/SE00226NY): Replacement of Lycoming starter with SKY-TEC 24-volt starter Models 149-24HT and 122-24HT. Approval limited to 24-volt DC source available to the starter. Hartzell Engine Technologies, LLC
- [STC SE02436AT](https://openairdocs.org/stc/SE02436AT): Installation of 200F series fuel pump assembly. Kelly Aerospace Energy Systems LLC
- [STC SE445GL](https://openairdocs.org/stc/SE445GL): Incorporation of a fuel flow transducer. Shadin Avionics
- [STC SE01930NY](https://openairdocs.org/stc/SE01930NY): Installation of Casper Labs 90 degree oil filter housing adapter. Casper Labs Inc
- [STC SE1779NM](https://openairdocs.org/stc/SE1779NM): Installation of Precise Flight, Inc. Standby Vacuum System SVS III. Precise Flight Inc
- [STC SE5743NM](https://openairdocs.org/stc/SE5743NM): Intallation of adapter for externally mounted oil filter. Aviation Development Corporation
- [STC SE3177NM](https://openairdocs.org/stc/SE3177NM): Installation of Machin, Inc. intercooler & associated systems. American Aviation Inc
- [STC SE978NW](https://openairdocs.org/stc/SE978NW): Installation of a Garrett AiResearch Model T18A21 or T18A95 turbocharger with Machen Inc intercooler and associated systems. Machen Inc
- [STC SE09492SC](https://openairdocs.org/stc/SE09492SC): Installation and usage of Exxon 20W50 multigrade aircraft engine oil conforming to Exxon Oil formulation WS-3013. Exxon Company USA. Lists TIO-540 Series
- [STC SE00350SE](https://openairdocs.org/stc/SE00350SE): Installation of sump mounted chip detector. Aviation Development Corporation
- [STC SE7674SW](https://openairdocs.org/stc/SE7674SW): Grind nitrided cylinder barrels plus .010 over size pistons, to .010 and install SL10545P10 SL74241P10 compression rings and SL73857P10 Oil Control rings. Superior Air Parts, Inc
- [STC SE8023SW](https://openairdocs.org/stc/SE8023SW): Installation and usage of AEROSHELL. Shell Development Co. Lists TIO-540 Series
- [STC SE3762NM](https://openairdocs.org/stc/SE3762NM): Installation of modified oil filter adapter. Enhance, Inc
- [STC SE5879SW](https://openairdocs.org/stc/SE5879SW): Use of Phillips X/C II 20W-50 and25W-60 oil (OSS 55875) in all Avco reciprocating aircraft engines from 65 to 450 BHP. Phillips Petroleum Co. Lists TIO-540 Series
- [STC SE244NE](https://openairdocs.org/stc/SE244NE): Installation of Mattituck plasma flame sprayed cylinder barrels in Teledyne reciprocating engines. Mattituck Airbase, Inc. Lists TIO-540 Series
- [STC SE80NE](https://openairdocs.org/stc/SE80NE): Installation and usage of Bel-Ray synthetic aviation oil, Bel-Ray Aero 1, (nonsupercharged), horizontally opposed direct drive, aircraft engines of 350 hp. or less. Bel-Ray Company, Inc. Lists TIO-540 Series
- [STC SE128NE](https://openairdocs.org/stc/SE128NE): Use of AMS/OIL 15W 50 synthetic piston aircraft oil in Avco engines. AMS/OIL. Lists TIO-540 Series
- [STC SA01436DE](https://openairdocs.org/stc/SA01436DE) (historical): Installation of Firewall Forward Technologies, LLC modified camshaft. Centri-Lube Technologies LLC

## PMA parts (OpenAirDocs) (over 1,000, first 50)

Current parts manufacturer approvals (PMA): parts the FAA has approved companies to make as replacements or modifications. Each record lists its models as free text; OpenAirDocs matched them to this engine model on its data sheet, so check the FAA record before relying on it. Newest first.

- [ES66M19385](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID186804045820251216184409.0001): Clamp, Magneto. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 66M19385 · Nov 10, 2025
- [ES10-400567](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID182838314420251216184405.0001): Bearing, Ball. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-400567 · Nov 10, 2025
- [ES10-349249](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID172741321620251216184404.0001): Washer, Bowed. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-349249 · Nov 10, 2025
- [ES10-349328](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID114147850320251216184403.0001): Flat Washer. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-349328 · Nov 10, 2025
- [AB-160844](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID100141747720251216184413.0001): Spring & Brush Assembly. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-160844 · Nov 10, 2025
- [OC](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID178549155320250923184433.0001): Oil Cooler Preheat Kit. Hartzell Propeller LLC · PMA PQ2040CE · Modification part · Sep 12, 2025
- [AE45BS](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID187750711420250908153020.0001): Brush Rack Assembly. Aerospace Turbine Rotables · PMA PQ3736CE · Replaces Prestolite Part Number ALU1045BS · Aug 27, 2025
- [AE943](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID185624017520250908153027.0001): Rotor Shaft. Aerospace Turbine Rotables · PMA PQ3736CE · Replaces Prestolite Part Number ALU-228 · Aug 27, 2025
- [AE1003](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID179565848920250908153019.0001): Drive End Housing. Aerospace Turbine Rotables · PMA PQ3736CE · Replaces Prestolite Part Number A2E1003K · Aug 27, 2025
- [AE45BS-1](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID173583138520250908153031.0001): Brush Rack Assembly. Aerospace Turbine Rotables · PMA PQ3736CE · Replaces Prestolite Part Number ALU-1045BS · Aug 27, 2025
- [AE2241](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID127316494620250908153022.0001): Fan Assembly. Aerospace Turbine Rotables · PMA PQ3736CE · Replaces Prestolite Part Number 90-2241 · Aug 27, 2025
- [AE1132](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID103582853720250908153023.0001): Slip Ring End Housing. Aerospace Turbine Rotables · PMA PQ3736CE · Replaces Prestolite Part Numbers ALK-1132AS… · Aug 27, 2025
- [SL6](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID151538433320250923185921.0001): Engine Preheat Kit. Hartzell Propeller LLC · PMA PQ2040CE · Modification part · Aug 4, 2025
- [TXPL6](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID146504457020250923185923.0001): Engine Preheat Kit. Hartzell Propeller LLC · PMA PQ2040CE · Modification part · Aug 4, 2025
- [HSS](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID104096221220250923185925.0001): Engine Preheat Kit. Hartzell Propeller LLC · PMA PQ2040CE · Modification part · Aug 4, 2025
- [CFRB9089](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID126352418220250312124924.0001): Valve, Poppet Relief. PRECISION AIRMOTIVE LLC · PMA PQ0111NM · Replaces RB9089 · Dec 31, 2024
- [AA48111-2](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID120682187320240813134136.0001): Oil Filter. Aero Accessories LLC · PMA PQ1206CE · Replaces Aero AccessoriesAA48111Champion… · Jul 12, 2024
- [KA16000-7](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID193838121920240919140753.0001): Exhaust Stack Assembly. Aerospace Welding Minneapolis, Inc. · PMA PQ2712CE · Replaces LW-16620 · Jun 20, 2024
- [KA16000-9](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID188464280720240919140754.0001): Exhaust Stack Assembly. Aerospace Welding Minneapolis, Inc. · PMA PQ2712CE · Replaces LW-16621 · Jun 20, 2024
- [200F-5005](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID136991488520240701174359.0001): Fuel Pump. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Lear RomecRG9080J8A/MLycoming… · Jun 20, 2024
- [KA16000-3](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID133825929620240919140753.0001): Exhaust Stack Assembly. Aerospace Welding Minneapolis, Inc. · PMA PQ2712CE · Replaces LW-15849 · Jun 20, 2024
- [200F-5004](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID115563363420240701174359.0001): Fuel Pump. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Lear RomecRG9080J7A/MLycoming… · Jun 20, 2024
- [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID109491024920240701174358.0001): Hartzell Engine Technologies LLC · PMA PQ1383CE · Jun 20, 2024
- [KA16000-5](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID105154120420240919140753.0001): Exhaust Stack Assembly. Aerospace Welding Minneapolis, Inc. · PMA PQ2712CE · Replaces LW-15850 · Jun 20, 2024
- [AB-382959](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID193841471720251216184435.0001): Screw. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental 10-382959 · Dec 8, 2023
- [AB-400623](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID193069304920251216184444.0001): Ball Bearing. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental… · Dec 8, 2023
- [AB-51678](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID192819677720251216184507.0001): Oil Deflector. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental10-51678 · Dec 8, 2023
- [ES10-35936-7](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID191691087420251216184428.0001): Screw. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental 10-35936-7 · Dec 8, 2023
- [AB-382936](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID187213722420251216184508.0001): Lock Nut. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental10-382936 · Dec 8, 2023
- [AB-92815-37](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID165115893520251216184504.0001): Retaining Ring. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental10-92815-37 · Dec 8, 2023
- [AB-349263](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID161733554320251216184505.0001): O-Ring. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental10-349263 · Dec 8, 2023
- [AB-682016](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID151464479720251216184447.0001): Magneto Gear Assembly. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental10-682016 · Dec 8, 2023
- [AB-391213](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID146344589820251216184434.0001): Screw. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental 10-391213 · Dec 8, 2023
- [AB-382788](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID143912317620251216184442.0001): Washer. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental 10-382788 · Dec 8, 2023
- [AB-90788-5](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID138975580920251216184500.0001): Woodruff Key. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental10-90788-5 · Dec 8, 2023
- [AB-163374](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID138652177520251216184458.0001): Felt Strip. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental 10-163374 · Dec 8, 2023
- [AB-90751-18](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID138224109620251216184503.0001): Cotter Pin. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental 10-90751-18 · Dec 8, 2023
- [AB-86527](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID136544385220251216184459.0001): Lubricant. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental10-86527 · Dec 8, 2023
- [AB-382789](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID131202563120251216184436.0001): Screw. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental 10-382789 · Dec 8, 2023
- [AB-50752](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID125758886020251216184457.0001): Felt Washer. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental10-50752 · Dec 8, 2023
- [AB-55501](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID122580157220251216184441.0001): Washer. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental 10-55501 · Dec 8, 2023
- [AB-391309](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID120647802220251216184443.0001): Washer. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental10-391309 · Dec 8, 2023
- [AB-92815-62](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID118430918720251216184503.0001): Retainer Ring. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental10-92815-62 · Dec 8, 2023
- [AB-14268](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID116974477620251216184440.0001): Washer. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental 10-14268 · Dec 8, 2023
- [AB-53397](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID113466624320251216184442.0001): Washer, Flat. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental 10-53397 · Dec 8, 2023
- [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID189689408720240301172612.0001): Hartzell Engine Technologies LLC · PMA PQ1383CE · Dec 1, 2023
- [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID170183424420240301172611.0001): Hartzell Engine Technologies LLC · PMA PQ1383CE · Dec 1, 2023
- [KA12918](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID167928725920240301172641.0001): Ignition Harness Assy. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces M2918,10-821625-4 · Dec 1, 2023
- [ES3413](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID164408705320240301172644.0001): Stud. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 31C-19, M3413 · Dec 1, 2023
- [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID156976939420240301172621.0001): Hartzell Engine Technologies LLC · PMA PQ1383CE · Dec 1, 2023

All of them: https://openairdocs.org/engine/lycoming-tio-540-j2bd/pma.md

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.