# Lycoming TIO-540-J2B

- Type: Engine model (FAA registry)
- Registry code: 41976
- Manufacturer (registry): LYCOMING
- Model: TIO-540-J2B
- Engine type: Reciprocating
- Power: 350 hp
- Data sheet: [TCDS E14EA](https://openairdocs.org/tcds/E14EA) (OpenAirDocs)
- Holder: Lycoming Engines
- Installed in: 6 registered aircraft
- Page: https://openairdocs.org/engine/lycoming-tio-540-j2b

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 2022-16-03](https://openairdocs.org/ad/2022-16-03): Engine (RECIPROCATING) · Continental Aerospace Technologies GTSIO-520-C, GTSIO-520-D, GTSIO-520-F and 236 more. Effective Aug 15, 2022
- [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 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 75-09-15](https://openairdocs.org/ad/75-09-15): Fuel Starvation To The Engine · Lycoming Engines AIO-320-A1A, AIO-320-A1B, AIO-320-A2A and 130 more. Effective Apr 30, 1975

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 2006-20-09](https://openairdocs.org/ad/2006-20-09) (historical): Certain crankshafts replacing · Lycoming Engines AEIO-360-A1B6, AEIO-360-A1E6, AEIO-540-D4A5 and 82 more. Effective Nov 3, 2006
- [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) (6)

- [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-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-08-32](https://openairdocs.org/saib/NE-08-32) (historical): Propeller Governor Set Screw. Issued Jul 3, 2008

## Registered aircraft (6)

- [N133CT](https://openairdocs.org/aircraft/N133CT): [Valiair Lc Trustee](https://openairdocs.org/faa-owner/VALIAIR%20LC%20TRUSTEE), [Casper, WY](https://openairdocs.org/faa-place/WY/Casper), built 1979, S/N 31-7912118
- [N31NW](https://openairdocs.org/aircraft/N31NW): [Alpha Whiskey 2 LLC](https://openairdocs.org/faa-owner/ALPHA%20WHISKEY%202%20LLC), [Brandon, MS](https://openairdocs.org/faa-place/MS/Brandon), built 1981, S/N 318152139
- [N4910](https://openairdocs.org/aircraft/N4910): [Vizas Global LLC](https://openairdocs.org/faa-owner/VIZAS%20GLOBAL%20LLC), [Grosse Pointe Park, MI](https://openairdocs.org/faa-place/MI/Grosse%20Pointe%20Park), built 1977, S/N 31-7752183
- [N59777](https://openairdocs.org/aircraft/N59777): [Sofisa Airways Corp](https://openairdocs.org/faa-owner/SOFISA%20AIRWAYS%20CORP), [Coral Gables, FL](https://openairdocs.org/faa-place/FL/Coral%20Gables), built 1976, S/N 31-7612020
- [N8131](https://openairdocs.org/aircraft/N8131): [Regional Air & Transport LLC](https://openairdocs.org/faa-owner/REGIONAL%20AIR%20%26%20TRANSPORT%20LLC), [Mims, FL](https://openairdocs.org/faa-place/FL/Mims), built 1981, S/N 31-8152032
- [N818BR](https://openairdocs.org/aircraft/N818BR): [Marc Inc](https://openairdocs.org/faa-owner/MARC%20INC), [Bolton, MS](https://openairdocs.org/faa-place/MS/Bolton), built 1981, S/N 318152102

## NTSB investigations (2)

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 CEN25LA060](https://openairdocs.org/ntsb/CEN25LA060), Dec 11, 2024: Piper PA-31-350 (N818BR), Victoria, TX, substantial damage. Probable cause: The pilot’s inadequate preflight planning and preflight inspection, which resulted in a total loss of engine power due to fuel exhaustion.
- [NTSB ERA11LA141](https://openairdocs.org/ntsb/ERA11LA141), Feb 11, 2011: Piper PA-31-350 (N31NW), Baltimore, MD, substantial damage. Probable cause: An in-flight overload failure of the left elevator inboard balance weight rib for undetermined reasons.

## FAA accident and incident reports (5)

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.

- [Accident 20241211020339A](https://openairdocs.org/incident/20241211020339A), Dec 11, 2024: Piper PA-31-350 (N818BR), Victoria, TX, Destroyed. Our office received a call from the central roc at approximately 1530 CST on December 11, 2025, notifying us of an aircraft crash on a roadway with injuries in…
- [Accident 20110210001679A](https://openairdocs.org/incident/20110210001679A), Feb 10, 2011: Piper PA-31-350 (N31NW), Baltimore, MD, Substantial damage. On February 10, 2011, at approximately 18:55 hrs local, aircraft N31NW, a Piper navajo (pa 31-350), flight SKQ601 departed burlington NC (buy) for Baltimore…
- [Incident 20010316007069I](https://openairdocs.org/incident/20010316007069I), Mar 16, 2001: Piper PA31350 (N35805), Reno, NV, Minor damage. (-23)Amf 213 reported a bird strike on cruise descent to rno when over downtown at 1645 PST. The right windshield and the metal strip above it was destroyed.…
- [Incident 19990105005679I](https://openairdocs.org/incident/19990105005679I), Jan 5, 1999: Piper PA31350 (N35805), Concord, CA. (-5)Aircraft departed oakland (oak) en route to sacramento. At 5,500 feet MSL in level flight just north of the ccr VOR, pilot initiated stage cooling and…
- [Incident 19810119014369I](https://openairdocs.org/incident/19810119014369I), Jan 19, 1981: Piper PA31325 (N59777), Logansport, IN. Aircraft landed wheels up. The pilot forgot to extend landing gear.

## Service difficulty reports (63, newest 50)

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

- [SDR 1SMA2025030600058](https://openairdocs.org/sdr/1SMA2025030600058), Mar 6, 2025: TURBOCHARGER. FAILED. AIRCRAFT EXPERIENCED A LEFT ENGINE POWER FLUCTUATION DURING CRUISE AT 3,500 FEET, EN ROUTE FROM ROTA (GRO) TO SAIPAN (GSN). THE PILOT-IN-COMMAND (PIC) OBSERVED 
- [SDR 2024FA0000979](https://openairdocs.org/sdr/2024FA0000979), Dec 15, 2024: CRANKCASE. DAMAGED. AT CRUISE ALTITUDE, AN OIL PRESSURE FLUCTUATION WAS OBSERVED ON NO.1 ENGINE INSTRUMENTS. ALSO NOTICED A SMALL OIL STREAK ON NO. 1 ENGINE COWL. DECISION WAS IMME
- [SDR 2022F00297](https://openairdocs.org/sdr/2022F00297), Jul 17, 2022: FILTER HOUSING. CRACKED. DURING APPROACH PHASE WHEN ATTEMPTING TO EXTEND THE LANDING GEAR, THE GEAR FAILED TO FULLY EXTEND WITH THE ENGINE DRIVEN PUMPS. PILOT SUCCESSFULLY EXTENDED GEAR
- [SDR 1SMA20220717001](https://openairdocs.org/sdr/1SMA20220717001), Jul 17, 2022: FILTER HOUSING. CRACKED. DURING APPROACH PHASE WHEN ATTEMPTING TO EXTEND THE LANDING GEAR, THE GEAR FAILED TO FULLY EXTEND WITH THE ENGINE DRIVEN PUMPS. PILOT SUCCESSFULLY EXTENDED GEAR
- [SDR J4YR202004132454](https://openairdocs.org/sdr/J4YR202004132454), Apr 13, 2020: CYLINDER. CRACKED. RIGHT ENGINE #1 CYLINDER INDICATED ZERO DURING A COMPRESSION CHECK. UPON CLOSER EXAMINATION A CRACK WAS DISCOVERED AROUND THE UPPER SPARK PLUG HOLE THAT EXTENDE
- [SDR ENHA201912190001](https://openairdocs.org/sdr/ENHA201912190001), Dec 18, 2019: LANDING GEAR. MALFUNCTIONED. LH MLG RED LIGHT ON WHEN GEAR SUPPOSED TO BE DOWN. CYCLED GEAR, PUMPED GEAR DOWN, ACTIVATED NITROGEN BOTTLE TO BLOW DOWN. NO CHANGE. VISUAL CONFIRMATION GEAR WA
- [SDR ENHA201912020001](https://openairdocs.org/sdr/ENHA201912020001), Nov 29, 2019: CONNECTOR. UNSECURE. LANDING ON APPROACH TO KING COVE. PILOT OBSERVED ON TWO GREEN INDICATIONS FOR LANDING GEAR.(LEFT GREN MAIN WAS OUT) RED TRANSIENT WAS ON.PERFORMED GO AROUND TO 
- [SDR EPUA201902260001](https://openairdocs.org/sdr/EPUA201902260001), Feb 20, 2019: SEAL. LEAKING. DURING CRUISE LEFT ENGINE DEVELOPED AN OIL LEAK. PILOT ELECTED TO SHUTDOWN ENGINE. MAINTENANCE INDICATED THAT THE NOSE SEAL DEVELOPED AND OIL LEAK. DUE TO THE T
- [SDR CA190222022](https://openairdocs.org/sdr/CA190222022), Feb 19, 2019: PUMP. LOW PRESSURE. (CAN) ENGINE DRIVEN FUEL PUMP P/N RG9080J4A/M S/N C-5717, FUEL PRESSURE LOW AT IDLE. (TC# 20190222022)
- [SDR EPUA2019020130001](https://openairdocs.org/sdr/EPUA2019020130001), Jan 30, 2019: ENGINE. MULTIPLE FAIL. PILOT PERFORMED PRECAUTIONARY INFLIGHT ENGINE SHUTDOWN OF THE LEFT ENGINE DUE TO THE FOLLOWING: CHT INDICATING 500, OIL PRESSURE HIGH RED LINE, OIL TEMP CREEPIN
- [SDR J4YR201809172063](https://openairdocs.org/sdr/J4YR201809172063), Sep 14, 2018: CYLINDER. CRACKED. DURING ROUTINE INSPECTIONS IT WAS NOTED THAT THE LT ENGINE APPEARED TO HAVE A FUEL LEAK ON NR 1 CYLINDER. UPON CLOSER VISUAL AND DYE PENETRANT INSPECTIONS IT WA
- [SDR CA180907014](https://openairdocs.org/sdr/CA180907014), Sep 6, 2018: CAMSHAFT. MISMANUFACTURED. (CAN) HYDRAULIC BODY HAS A STEP UNDER THE TAPPET FACE THAT WAS NOT MACHINED PROPERLY. THIS CAUSES THE CAMSHAFT TO BIND AGAINST THE TAPPET FACE AT INSTALLATION D
- [SDR JIKA2017111401](https://openairdocs.org/sdr/JIKA2017111401), Nov 14, 2017: UNKNOWN. MALFUNCTIONED. THE PILOT WAS IN LEVEL FLIGHT EN-ROUTE TO KPDX WHEN THE LEFT ENGINE OIL PRESSURE BEGAN DROPPING OFF. THE OIL PRESSURE DROPPED FROM 30 PSI TO 20 PSI IN 30 SECOND
- [SDR YAXA2017071201](https://openairdocs.org/sdr/YAXA2017071201), Jul 7, 2017: CYLINDER HEAD. CRACKED. NR 5 CYLINDER HAD BLUE FUEL STAIN BLOWING ONTO COWLING. CYLINDER WAS REMOVED AND REPLACED WITH NEW DUE TO SUSPECTED HEAD CRACK. CYLINDER WAS SENT OUT FOR NDT WH
- [SDR YAXA2017020901](https://openairdocs.org/sdr/YAXA2017020901), Feb 1, 2017: TURBOCHARGER. LEAKING. DURING ROUTINE 100 HOUR INSPECTION, THE LEFT TAILPIPE WAS FOUND TO HAVE BURNT OIL ON IT. THE TAILPIPE WAS REMOVED FOR FURTHER INVESTIGATION AND BURNT OIL WAS VI
- [SDR JIKA2016110401](https://openairdocs.org/sdr/JIKA2016110401), Nov 4, 2016: CYLINDER HEAD. SEPARATED. THE PILOT TOOK OFF FROM KTCC AND ON CLIMB OUT AT 3000’AGL, 7000 MSL SHORTLY AFTER REACHING CLIMB POWER SETTINGS, THE PILOT HEARD A LOUD POP FROM THE LEFT ENGINE
- [SDR YAXA16101801](https://openairdocs.org/sdr/YAXA16101801), Oct 18, 2016: DISTRIBUTOR BLK. LOOSE. PILOT REPORTED LEFT ENGINE FAILED TO RUN ON RIGHT MAG. MECHANIC TROUBLESHOT AIRCRAFT, FOUND LEFT ENGINE FAILED TO RUN ON LEFT MAGNETO. THE LEFT MAGNETO WAS REMO
- [SDR YAXA2016032501](https://openairdocs.org/sdr/YAXA2016032501), Mar 24, 2016: FITTING. MISALIGNED. THIS ENG WAS RECEIVED IN OVERHAULED CONDITION IN PREPARATION FOR INSTALLATION ON THE ACFT. DURING INSPECTION OF THIS ENG PRIOR TO INSTALLATION ON ACFT, IT WAS F
- [SDR YAXA2016021602](https://openairdocs.org/sdr/YAXA2016021602), Feb 15, 2016: CYLINDER. CRACKED. DURING A ROUTINE 100 HOUR INSPECTION, BLUE FUEL STAINING WAS FOUND ON THE TOP INTAKE SIDE OF THE NR 5 CYLINDER. CLOSER EXAMINATION REVEALED THAT THE CYLINDER WA
- [SDR JIKA2016013102](https://openairdocs.org/sdr/JIKA2016013102), Jan 27, 2016: ENGINE. MAKING METAL. DURING CRUISE FLIGHT, THE PILOT REPORTED THAT THE RT ENG OIL PRESS DROPPED INTO THE YELLOW RANGE. THE PILOT REPORTED THAT THE MANIFOLD PRESS STARTED TO FLUCTUAT
- [SDR YAXA2015120802](https://openairdocs.org/sdr/YAXA2015120802), Nov 30, 2015: DISTRIBUTOR BLK. LOOSE. THE RT MAGNETO WAS REMOVED TO ACCESS A HYD PUMP. DUE TO PREVIOUS FAILURES ON THIS TYPE OF MAGNETO, THE DISTRIBUTOR BUSHING WAS INSPECTED FOR LOOSENESS. THE DIST
- [SDR YAXA2015120804](https://openairdocs.org/sdr/YAXA2015120804), Nov 19, 2015: CYLINDER HEAD. CRACKED. WHILE PERFORMING OTHER MX, THE NR 1 CYLINDER ON THE LT ENG WAS FOUND TO BE CRACKED IN THE INTAKE PORT, BETWEEN THE 14TH & 15TH COOLING FINS. THE TELLTALE SYMPTO
- [SDR JIKA2015111301](https://openairdocs.org/sdr/JIKA2015111301), Nov 13, 2015: MAGNETO. FAULTY. AFTER TAKEOFF, THE PILOT REPORTED THE RT ENG WAS VIBRATING, RUNNING ROUGH & LOW ON POWER. AFTER MONITORING THE ENG GAUGE’S THE PILOT OBSERVED THE RT ENG OIL PRE
- [SDR YAXA2015102901](https://openairdocs.org/sdr/YAXA2015102901), Oct 29, 2015: CYLINDER. CRACKED. DURING TROUBLESHOOTING FOR A SMALL OIL LEAK, THE NR 3 CYLINDER ON THE LT ENG WAS FOUND TO BE CRACKED INTO THE INTAKE PORT BETWEEN THE 14TH & 15TH CYLINDER FINS.
- [SDR JIKA2015101601](https://openairdocs.org/sdr/JIKA2015101601), Oct 16, 2015: ENGINE. POWER LOSS. EN-ROUTE THE PILOT REPORTED THAT THE RT ENG WAS LOSING POWER, THE OIL PRESS WAS DECREASING & THE OIL TEMPERATURE & CYLINDER HEAD TEMPERATURE WERE INCREASING. TH
- [SDR YAXA2015091402](https://openairdocs.org/sdr/YAXA2015091402), Apr 27, 2015: PUMP. LEAKING. WHILE PARKED ON THE RAMP, THE AIRPLANE WAS FOUND TO HAVE FUEL LEAKING FROM THE ACCESSORY CASE SEAL DRAIN LINE ON THE LT ENG. THE ENG DRIVEN FUEL PUMP WAS FOUND 
- [SDR JIKA2015022701](https://openairdocs.org/sdr/JIKA2015022701), Feb 27, 2015: ROLL PIN. SHEARED. DURING CRUISE FLIGHT, PILOT NOTICED RT ENG LOW BOOST INOPERATIVE ANNUNCIATOR ILLUMINATED WHILE ON OTBD FUEL TANK. PILOT TRIED TO MOVE FUEL SELECTOR TO INBD TANK
- [SDR JIKA2014100901](https://openairdocs.org/sdr/JIKA2014100901), Oct 9, 2014: ENGINE. FAILED. DURING CRUISE FLIGHT AT 10,000 FEET THE LT ENG MANIFOLD PRESS STARTED TO FLUCTUATE & DECREASE. WITHIN THREE TO FIVE MINUTES MANIFOLD PRESS DECREASED TO NINETEEN
- [SDR JIKA2014090401](https://openairdocs.org/sdr/JIKA2014090401), Sep 4, 2014: TURBOCHARGER. LEAKING. DURING FLIGHT LT ENG LOST MANIFOLD PRESS DROPPED TO 27 INCHES, PILOT DECLARED AN EMER & DIVERTED & LANDED AT WITHOUT FURTHER INCIDENT. TROUBLESHOOTING REVEALED 
- [SDR 2014FA0000463](https://openairdocs.org/sdr/2014FA0000463), Jul 11, 2014: PUMP. DAMAGED. FUEL FLOW WAS ERRATIC. SLIGHT FUEL LEAK FROM PUMP DRAINS. FOUND DEBRIS IN SERVO SCREENS. TEAR DOWN REPORT SHOWED DRIVE COUPLINGS PITTED, BLADES AND LINERS SCORE
- [SDR 2014FA0000464](https://openairdocs.org/sdr/2014FA0000464), Jul 11, 2014: PUMP. ERRATIC. FUEL FLOW WAS ERRATIC. SLIGHT FUEL LEAK FROM PUMP DRAINS. FOUND DEBRIS IN SERVO SCREENS. TEAR DOWN REPORT SHOWED DRIVE COUPLINGS PITTED, BLADES AND LINERS SCORE
- [SDR 2013FA0000129](https://openairdocs.org/sdr/2013FA0000129), Feb 27, 2013: BUSHING. INOPERATIVE. AFTER ANNUAL INSPECTION, LT ENGINE WAS HARD TO START. AFTER ENGINE STARTED AND MAGNETO CHECK WAS PERFORMED FOUND LT MAGNETO INOPERATIVE. REMOVED MAGNETO, DISASS
- [SDR CA121209001](https://openairdocs.org/sdr/CA121209001), Dec 7, 2012: DISTRIBUTOR BLK. WORN. (CAN) MAGNETO FAILURE FOUND ON EVENT NR 3 INSPECTION. PRE-INSPECTION RUN UP WAS GOOD, AND MAGNETO TIMING CHECKED SERVICEABLE ON LT ENGINE. ON POST INSPECTION RU
- [SDR EPUA20120828001](https://openairdocs.org/sdr/EPUA20120828001), Aug 25, 2012: PIN. FAILED. DURING A CHECK FLIGHT ON NR 1 ENGINE, OPERATION AFTER MAINT OF MIXTURE ROD END REPLACEMENT PN 89307-000, THE NR 1 ENGINE FAILED. MAINT DISCOVERED THAT THE NR 5 
- [SDR 2012FA0000587](https://openairdocs.org/sdr/2012FA0000587), Aug 22, 2012: LINE. BROKEN. ON DEPARTURE, THE PILOT REPORTED THAT ALL ENGINE INDICATIONS WERE NORMAL PRIOR TO ROTATION. CLIMBING OUT OF 4000 FT, THE RT ENGINE LOST POWER. PILOT PROCEEDED W
- [SDR EPUA2012030901](https://openairdocs.org/sdr/EPUA2012030901), Mar 7, 2012: ENGINE. FIRE. DURING FLIGHT, PILOT NOTICED THAT AN ENGINE FIRE WAS OCCURING INSIDE THE RT NACELLE. LANDED WITHOUT INCIDENT AND EXTINGUISHED THE FIRE.
- [SDR 2012F00031](https://openairdocs.org/sdr/2012F00031), Dec 19, 2011: LIFTER. BROKEN. DURING ANNUAL INSP, A PIECE OF METAL (APP .2500" SQUARE) WAS FOUND IN THE SUCTION SCREEN. INSPECTION REVEALED NR 6 EXHAUST LIFTER BODY WAS MISSING A PIECE WHERE
- [SDR EPUA2011112300002](https://openairdocs.org/sdr/EPUA2011112300002), Nov 23, 2011: TURBINE WHEEL. MISOVERHAULED. TURBOCHARGER FAILURE OF TURBINE WHEEL ASSY DUE TO INCORRECT ASSEMBLY OF TURBOCHARGER FROM MFG. WASHER PN 407135-0000 WAS INSTALLED ON THE WRONG SIDE OF BEARING 
- [SDR JIKA11083101](https://openairdocs.org/sdr/JIKA11083101), Aug 29, 2011: ENGINE. MAKING METAL. THE PILOT REPORTED THAT TAKEOFF AND CLIMB APPEARED NORMAL, SHORTLY AFTER LEVELING OFF FOR CRUISE FLIGHT THE PILOT REPORTED A YAW TO THE LEFT AND SUSPECTED A LEF
- [SDR 2011FA0000304](https://openairdocs.org/sdr/2011FA0000304), May 12, 2011: HOSE. SEPARATED. THIS HOSE IS CONNECTED TO THE INPUT SIDE OF THE LANDING GEAR ACTUATOR. THE HOSE NIPPLE BECAME DISCONNECTED FROM THE SOCKET ALLOWING THE HYD FLUID TO LEAK OUT PR
- [SDR CA110415004](https://openairdocs.org/sdr/CA110415004), Apr 8, 2011: PUMP. LEAKING. (CAN) MAINTENANCE WAS PERFORMING POWER ASSURANCE CHECKS PRIOR TO INSPECTION AND NOTICED LT ENGINE FUEL FLOW WAS LOW. DURING INSPECTION THE BOOST PUMP WAS OPERAT
- [SDR EPUA20120813001](https://openairdocs.org/sdr/EPUA20120813001), Nov 10, 2010: SUPPORT. BROKEN. DURING SCHEDULED ENGINE INSPECTION, THE AFT DIAGONAL TUBE OF THE TURBOCHARGER SUPPORT WAS FOUND BROKEN NEAR THE WELDED GUSSET.
- [SDR CA100521004](https://openairdocs.org/sdr/CA100521004), May 20, 2010: MOUNT. MISREPAIRED. (CAN) DURING ENGINE CHANGE, A REPAIRED ENGINE MOUNT WAS INSTALLED. THE MECHANICS PERFORMING WORK FOUND "BOWED" TUBES AND IMPROPER WELD REPAIR ON ONE TUBE. THE V
- [SDR 2009FA0001013](https://openairdocs.org/sdr/2009FA0001013), Dec 3, 2009: CLAMP. BROKEN. DURING ACCIDENT INVESTIGATION, FOUND TOP LT ENGINE COWLING WITH EVIDENCE OF FIRE AND BURNED HOLES, LT EXHAUST MANIFOLD PIPE WAS LAYING LOOSE, AND LT CLAMP TO TU
- [SDR 2009FA0001066](https://openairdocs.org/sdr/2009FA0001066), Nov 23, 2009: SHAFT. SHEARED. ENGINE DRIVEN FUEL PUMP FAILURE. PUMP FAILED WITH 39.7 HRS ON IT. (K)
- [SDR CA090611006](https://openairdocs.org/sdr/CA090611006), May 21, 2009: TAPPET. FAILED. (CAN) AFTER TAKEOFF, CREW NOTICED RT OIL PRESSURE HAD DROPPED INTO YELLOW ARC. ACFT RETURNED TO AIRPORT AND LANDED WITHOUT FURTHER INCIDENT. ENG WAS INSPECTED A
- [SDR CA090615012](https://openairdocs.org/sdr/CA090615012), May 21, 2009: TURBOCHARGER. FAILED. (CAN) AFTER TAKEOFF, CREW NOTICED THE LT ENG STARTED RUNNING ROUGH & FOLLOWED BY A PARTIAL POWER LOSS. RETURNED TO AIRFIELD & LANDED WITHOUT FURTHER INCIDENT, T
- [SDR FFSA200800007](https://openairdocs.org/sdr/FFSA200800007), Nov 18, 2008: EXHAUST PIPE. CRACKED. DURING SCHEDULED INSP MECHANIC NOTICED EXHAUST STAINING AROUND THE AFT SIDE OF THE V-BAND CLAMP AT THE OTBD SIDE OF THE TURBOCHARGER TRANSITION OF THE LT ENGINE
- [SDR 2008FA0000886](https://openairdocs.org/sdr/2008FA0000886), Nov 11, 2008: CYLINDER. SEPARATED. PILOT NOTED REDUCTION OF PWR, THEN VIBRATION IN CRUISE FLIGHT. VISUAL INSP REVEALED NR1 CYL INTAKE TUBE SEPARATED FROM SUMP INLET AND WEDGED APPROX 1 INCH AFT O
- [SDR JIK2008F00004](https://openairdocs.org/sdr/JIK2008F00004), Oct 17, 2008: EXHAUST DUCT. CRACKED. ON 9/11/08 DURING AN INSP, IT WAS FOUND THAT THE EXHAUST FLANGE WHERE THE MANIFOLD IS CLAMPED TO THE WASTE GATE HOUSING, THERE WAS A CRACK IN THE FLANGE RADIUS 

All 63: https://openairdocs.org/engine/lycoming-tio-540-j2b/reports.md

## STCs that may be installed (OpenAirDocs) (30)

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 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 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 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
- [ES10-180046-28](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID170373951520251216184357.0001): Sleeve, Clear. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-180046-28 · Nov 10, 2025
- [ES10-349247](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID155835169920251216184407.0001): Retainer, Bearing. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-349247 · Nov 10, 2025
- [ES10-78655](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID148578074420251216184359.0001): Washer, Flat. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-78655 · Nov 10, 2025
- [ES10-35937-24](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID131353354520251216184356.0001): Screw. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-35937-24 · Nov 10, 2025
- [ES-349290-1](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID124195582920251216184349.0001): Magneto Assembly, S-1200 Series, 6 Cyl. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces LW-349290-1, LW-349290-1D, 75454… · Nov 10, 2025
- [ES-349310-1](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID117952123520251216184351.0001): Magneto Assembly, S-1200 Series, 6 Cyl. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces LW-349310-1, LW-349310-1D, 75453… · Nov 10, 2025
- [ES10-5752](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID115793636520251216184401.0001): Cable, Clip. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-5752 · 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
- [ES10-349221](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID111222593020251216184358.0001): Stud, Hex 10-32. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-349221 · Nov 10, 2025
- [ES10-349242](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID110743662720251216184408.0001): Gear, Spur, 1200 Series, 6-Cyl. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-349242 · Nov 10, 2025
- [ES10-349243-2](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID108636864620251216184402.0001): Cam, 1200. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-349243-2 · 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
- [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
- [ES3018](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID194884707820251216184204.0001): Clamp, Bearing Cap. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces M3018 · May 20, 2024
- [AM-3021](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID194256093820251216184144.0001): Screw Distributor Block. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces M3021 · May 20, 2024
- [ES5617](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID190223284620251216184226.0001): Machining, Rotating Magnet. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces M5617 · May 20, 2024
- [ES3221](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID189601053820251216184228.0001): Screw. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces M3221 · May 20, 2024
- [AK-3975](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID181109606820251216184201.0001): Coil, Ignition. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces M3009, M3114, M3525, K3975, K3975 · May 20, 2024
- [ES3179](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID180904668720251216184210.0001): Vent Plug, Pressure. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces M3179 · May 20, 2024
- [AM-3006](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID178460806720251216184151.0001): Bearing. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces M3006 · May 20, 2024
- [AM2536](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID175576430320251216184152.0001): Woodruff Key. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces M2536 · May 20, 2024
- [ES3040](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID175045989620251216184205.0001): Coil Wedge. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces M3040 · May 20, 2024
- [AK-3984](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID168254730520251216184200.0001): Capacitor. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces M3183, K3984 · May 20, 2024
- [AM-2556](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID164604517920251216184155.0001): Cotter Pin. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces M2556 · May 20, 2024
- [ES3637K](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID163564757720251216184213.0001): Contact Point Secondary. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces M3637 · May 20, 2024
- [AM-3217](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID152412216720251216184157.0001): Wave Spring Washer. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces M-3217 · May 20, 2024
- [AM-3485](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID151878274520251216184156.0001): Bearing Cap, Assembly. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces M3485 · May 20, 2024
- [AM-3215](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID151335825620251216184148.0001): Brush Assy, Distributor. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces M3215 · May 20, 2024
- [ES3823](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID146282172620251216184219.0001): Dist. Block & Gear Assy.. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces K3823 · May 20, 2024
- [ES3307](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID146106419020251216184214.0001): Gasket Pressure Kit. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces K3307 · May 20, 2024

All of them: https://openairdocs.org/engine/lycoming-tio-540-j2b/pma.md

---
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