# Lycoming TIO-540-AJ1A

- Type: Engine model (FAA registry)
- Registry code: 42004
- Manufacturer (registry): LYCOMING
- Model: TIO-540-AJ1A
- Engine type: Reciprocating
- Power: 310 hp
- Data sheet: [TCDS E14EA](https://openairdocs.org/tcds/E14EA) (OpenAirDocs)
- Holder: Lycoming Engines
- Installed in: 720 registered aircraft
- Page: https://openairdocs.org/engine/lycoming-tio-540-aj1a

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 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 2017-11-10](https://openairdocs.org/ad/2017-11-10): Engine Exhaust System · Lycoming Engines TIO-540-AJ1A. Effective Jun 28, 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 2015-10-06](https://openairdocs.org/ad/2015-10-06): Engine exhaust pipes · Lycoming Engines TIO-540-AJ1A. Effective Jul 2, 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 71-13-01 R1](https://openairdocs.org/ad/71-13-01-R1): Rescinding an airworthiness directive · Lycoming Engines TIO-540-A1A, TIO-540-A1B, TIO-540-A1C and 13 more. Effective Mar 8, 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 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 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 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

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

## 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 (720, first 50)

- [N100CP](https://openairdocs.org/aircraft/N100CP): [Civil Air Patrol](https://openairdocs.org/faa-owner/CIVIL%20AIR%20PATROL), [Maxwell Afb, AL](https://openairdocs.org/faa-place/AL/Maxwell%20Afb), built 2025, S/N T20609818
- [N100KA](https://openairdocs.org/aircraft/N100KA): [Conservation Flight LLC](https://openairdocs.org/faa-owner/CONSERVATION%20FLIGHT%20LLC), [Bronx, NY](https://openairdocs.org/faa-place/NY/Bronx), built 2006, S/N T20608602
- [N102RS](https://openairdocs.org/aircraft/N102RS): [Suttle Richard T Jr](https://openairdocs.org/faa-owner/SUTTLE%20RICHARD%20T%20JR), [Austin, TX](https://openairdocs.org/faa-place/TX/Austin), built 2018, S/N T20609551
- [N104PS](https://openairdocs.org/aircraft/N104PS): [Department Of The Interior](https://openairdocs.org/faa-owner/DEPARTMENT%20OF%20THE%20INTERIOR), [Boise, ID](https://openairdocs.org/faa-place/ID/Boise), built 2019, S/N T20609566
- [N105NR](https://openairdocs.org/aircraft/N105NR): [State Of Minnesota](https://openairdocs.org/faa-owner/STATE%20OF%20MINNESOTA), [Grand Rapids, MN](https://openairdocs.org/faa-place/MN/Grand%20Rapids), built 2024, S/N T20609780
- [N10782](https://openairdocs.org/aircraft/N10782): [Kearbey Brandon](https://openairdocs.org/faa-owner/KEARBEY%20BRANDON), [Hillsboro, OR](https://openairdocs.org/faa-place/OR/Hillsboro), built 2007, S/N T20608773
- [N1082J](https://openairdocs.org/aircraft/N1082J): [Wild Bills Aviation Inc](https://openairdocs.org/faa-owner/WILD%20BILLS%20AVIATION%20INC), [Tustin, CA](https://openairdocs.org/faa-place/CA/Tustin), S/N T20608775
- [N109CP](https://openairdocs.org/aircraft/N109CP): [Civil Air Patrol](https://openairdocs.org/faa-owner/CIVIL%20AIR%20PATROL), [Maxwell Afb, AL](https://openairdocs.org/faa-place/AL/Maxwell%20Afb), built 2023, S/N T20609748
- [N1128W](https://openairdocs.org/aircraft/N1128W): [Chance Aviation LLC](https://openairdocs.org/faa-owner/CHANCE%20AVIATION%20LLC), [Sugar Land, TX](https://openairdocs.org/faa-place/TX/Sugar%20Land), built 2017, S/N T20609512
- [N11345](https://openairdocs.org/aircraft/N11345): [Enviroplus Consulting Inc](https://openairdocs.org/faa-owner/ENVIROPLUS%20CONSULTING%20INC), [Rosamond, CA](https://openairdocs.org/faa-place/CA/Rosamond), built 2006, S/N T20608668
- [N113CP](https://openairdocs.org/aircraft/N113CP): [Civil Air Patrol](https://openairdocs.org/faa-owner/CIVIL%20AIR%20PATROL), [Maxwell Afb, AL](https://openairdocs.org/faa-place/AL/Maxwell%20Afb), built 2023, S/N T20609735
- [N1155M](https://openairdocs.org/aircraft/N1155M): [Lagasse Michael](https://openairdocs.org/faa-owner/LAGASSE%20MICHAEL), [Newburyport, MA](https://openairdocs.org/faa-place/MA/Newburyport), built 2006, S/N T20608683
- [N1165Y](https://openairdocs.org/aircraft/N1165Y): [Ugly Johns Aircraft LLC](https://openairdocs.org/faa-owner/UGLY%20JOHNS%20AIRCRAFT%20LLC), [Afton, OK](https://openairdocs.org/faa-place/OK/Afton), built 2006, S/N T20608686
- [N118EG](https://openairdocs.org/aircraft/N118EG): [Spring Hill Aviation LLC](https://openairdocs.org/faa-owner/SPRING%20HILL%20AVIATION%20LLC), [Cincinnati, OH](https://openairdocs.org/faa-place/OH/Cincinnati), built 2018, S/N T20609542
- [N119F](https://openairdocs.org/aircraft/N119F): [Enhancement Group LLC](https://openairdocs.org/faa-owner/ENHANCEMENT%20GROUP%20LLC), [Ocean Springs, MS](https://openairdocs.org/faa-place/MS/Ocean%20Springs), built 2025, S/N T20609826
- [N1206](https://openairdocs.org/aircraft/N1206): [Parks Bob C](https://openairdocs.org/faa-owner/PARKS%20BOB%20C), [Big Spring, TX](https://openairdocs.org/faa-place/TX/Big%20Spring), built 2018, S/N T20609534
- [N1215G](https://openairdocs.org/aircraft/N1215G): [Valley Wide Engineering And Construction Inc](https://openairdocs.org/faa-owner/VALLEY%20WIDE%20ENGINEERING%20AND%20CONSTRUCTION%20INC), [Trona, CA](https://openairdocs.org/faa-place/CA/Trona), built 2017, S/N T20609515
- [N1221](https://openairdocs.org/aircraft/N1221): [Sky West Aviation Inc Trustee](https://openairdocs.org/faa-owner/SKY%20WEST%20AVIATION%20INC%20TRUSTEE), [Albuquerque, NM](https://openairdocs.org/faa-place/NM/Albuquerque), built 2018, S/N T20609538
- [N124LL](https://openairdocs.org/aircraft/N124LL): [Lyonfish Aviation Holdings LLC](https://openairdocs.org/faa-owner/LYONFISH%20AVIATION%20HOLDINGS%20LLC), [Wellington, FL](https://openairdocs.org/faa-place/FL/Wellington), built 2022, S/N T20609703
- [N12522](https://openairdocs.org/aircraft/N12522): [Island Root Aviation LLC](https://openairdocs.org/faa-owner/ISLAND%20ROOT%20AVIATION%20LLC), [West Palm Beach, FL](https://openairdocs.org/faa-place/FL/West%20Palm%20Beach), built 2006, S/N T20608671
- [N1258F](https://openairdocs.org/aircraft/N1258F): [Rsns LLC](https://openairdocs.org/faa-owner/RSNS%20LLC), [Snowflake, AZ](https://openairdocs.org/faa-place/AZ/Snowflake), S/N T20608674
- [N125AL](https://openairdocs.org/aircraft/N125AL): [Nby Productions](https://openairdocs.org/faa-owner/NBY%20PRODUCTIONS), [Bristow, VA](https://openairdocs.org/faa-place/VA/Bristow), built 2021, S/N T20609639
- [N125LF](https://openairdocs.org/aircraft/N125LF): [Hubbard Capital LLC](https://openairdocs.org/faa-owner/HUBBARD%20CAPITAL%20LLC), [Nashville, TN](https://openairdocs.org/faa-place/TN/Nashville), built 2023, S/N T20609729
- [N1276A](https://openairdocs.org/aircraft/N1276A): [Air Land Ventures 3 LLC](https://openairdocs.org/faa-owner/AIR%20LAND%20VENTURES%203%20LLC), [Berwyn, PA](https://openairdocs.org/faa-place/PA/Berwyn), built 2007, S/N T20608794
- [N127JE](https://openairdocs.org/aircraft/N127JE): [Gillian Michael](https://openairdocs.org/faa-owner/GILLIAN%20MICHAEL), [Batavia, IL](https://openairdocs.org/faa-place/IL/Batavia), built 2006, S/N T20608678
- [N1296M](https://openairdocs.org/aircraft/N1296M): [Thacker Thomas L Trustee](https://openairdocs.org/faa-owner/THACKER%20THOMAS%20L%20TRUSTEE), [Hurricane, UT](https://openairdocs.org/faa-place/UT/Hurricane), built 2008, S/N T20608803
- [N130CP](https://openairdocs.org/aircraft/N130CP): [Civil Air Patrol](https://openairdocs.org/faa-owner/CIVIL%20AIR%20PATROL), [Maxwell Afb, AL](https://openairdocs.org/faa-place/AL/Maxwell%20Afb), built 2014, S/N T20609133
- [N130DW](https://openairdocs.org/aircraft/N130DW): [Attoyac Air LLC](https://openairdocs.org/faa-owner/ATTOYAC%20AIR%20LLC), [Gonzales, TX](https://openairdocs.org/faa-place/TX/Gonzales), built 2021, S/N T20609662
- [N131DT](https://openairdocs.org/aircraft/N131DT): [Aerownership North American Services Inc Trustee](https://openairdocs.org/faa-owner/AEROWNERSHIP%20NORTH%20AMERICAN%20SERVICES%20INC%20TRUSTEE), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 2017, S/N T20609239
- [N1323D](https://openairdocs.org/aircraft/N1323D): [El LLC](https://openairdocs.org/faa-owner/EL%20LLC), [Center, CO](https://openairdocs.org/faa-place/CO/Center), built 2008, S/N T20608805
- [N1327E](https://openairdocs.org/aircraft/N1327E): [Deguerin Dick](https://openairdocs.org/faa-owner/DEGUERIN%20DICK), [Houston, TX](https://openairdocs.org/faa-place/TX/Houston), built 2006, S/N T20608689
- [N1327K](https://openairdocs.org/aircraft/N1327K): [Loveland Aviation LLC](https://openairdocs.org/faa-owner/LOVELAND%20AVIATION%20LLC), [Scottsdale, AZ](https://openairdocs.org/faa-place/AZ/Scottsdale), built 2006, S/N T20608690
- [N13291](https://openairdocs.org/aircraft/N13291): [Conspec Inc](https://openairdocs.org/faa-owner/CONSPEC%20INC), [Wichita, KS](https://openairdocs.org/faa-place/KS/Wichita), built 2006, S/N T20608694
- [N1330G](https://openairdocs.org/aircraft/N1330G): [North Plains Honey Co LLC](https://openairdocs.org/faa-owner/NORTH%20PLAINS%20HONEY%20CO%20LLC), [Bozeman, MT](https://openairdocs.org/faa-place/MT/Bozeman), built 2006, S/N T20608696
- [N13709](https://openairdocs.org/aircraft/N13709): [Personal Wings Inc](https://openairdocs.org/faa-owner/PERSONAL%20WINGS%20INC), [San Diego, CA](https://openairdocs.org/faa-place/CA/San%20Diego), built 2007, S/N T20608706
- [N13WN](https://openairdocs.org/aircraft/N13WN): built 2026, S/N T20609838
- [N141CP](https://openairdocs.org/aircraft/N141CP): [Civil Air Patrol](https://openairdocs.org/faa-owner/CIVIL%20AIR%20PATROL), [Maxwell Afb, AL](https://openairdocs.org/faa-place/AL/Maxwell%20Afb), built 2014, S/N T20609135
- [N1423W](https://openairdocs.org/aircraft/N1423W): [Maricopa County Sheriffs Office](https://openairdocs.org/faa-owner/MARICOPA%20COUNTY%20SHERIFFS%20OFFICE), [Phoenix, AZ](https://openairdocs.org/faa-place/AZ/Phoenix), built 2014, S/N T20609150
- [N143GM](https://openairdocs.org/aircraft/N143GM): [Nby Productions](https://openairdocs.org/faa-owner/NBY%20PRODUCTIONS), [Bristow, VA](https://openairdocs.org/faa-place/VA/Bristow), built 2010, S/N T20608971
- [N143GS](https://openairdocs.org/aircraft/N143GS): [Pxw Services](https://openairdocs.org/faa-owner/PXW%20SERVICES), [Bristow, VA](https://openairdocs.org/faa-place/VA/Bristow), built 2010, S/N T20608970
- [N1447L](https://openairdocs.org/aircraft/N1447L): [Hall Daniel W](https://openairdocs.org/faa-owner/HALL%20DANIEL%20W), [Westlake Village, CA](https://openairdocs.org/faa-place/CA/Westlake%20Village), built 2008, S/N T20608815
- [N144G](https://openairdocs.org/aircraft/N144G): [Rut N Strut Aviation LLC](https://openairdocs.org/faa-owner/RUT%20N%20STRUT%20AVIATION%20LLC), [Shelbyville, KY](https://openairdocs.org/faa-place/KY/Shelbyville), built 2020, S/N T20609598
- [N1458H](https://openairdocs.org/aircraft/N1458H): [Mosle Air LLC](https://openairdocs.org/faa-owner/MOSLE%20AIR%20LLC), [Far Hills, NJ](https://openairdocs.org/faa-place/NJ/Far%20Hills), built 2007, S/N T20608765
- [N1460T](https://openairdocs.org/aircraft/N1460T): [Jlj Aviation LLC](https://openairdocs.org/faa-owner/JLJ%20AVIATION%20LLC), [Amarillo, TX](https://openairdocs.org/faa-place/TX/Amarillo), built 2007, S/N T20608767
- [N147GW](https://openairdocs.org/aircraft/N147GW): [Allen Air LLC](https://openairdocs.org/faa-owner/ALLEN%20AIR%20LLC), [Creola, AL](https://openairdocs.org/faa-place/AL/Creola), built 2011, S/N T20609022
- [N147PA](https://openairdocs.org/aircraft/N147PA): [Setki Air LLC](https://openairdocs.org/faa-owner/SETKI%20AIR%20LLC), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 2024, S/N T20609772
- [N147SA](https://openairdocs.org/aircraft/N147SA): [Steeda Autosports Inc](https://openairdocs.org/faa-owner/STEEDA%20AUTOSPORTS%20INC), [Pompano Beach, FL](https://openairdocs.org/faa-place/FL/Pompano%20Beach), built 2014, S/N T20609155
- [N148DW](https://openairdocs.org/aircraft/N148DW): [Vantage Aviation USA LLC](https://openairdocs.org/faa-owner/VANTAGE%20AVIATION%20USA%20LLC), [Tampa, FL](https://openairdocs.org/faa-place/FL/Tampa), built 2013, S/N T20609091
- [N149DW](https://openairdocs.org/aircraft/N149DW): [Rbf Aero](https://openairdocs.org/faa-owner/RBF%20AERO), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 2013, S/N T20609097
- [N14WL](https://openairdocs.org/aircraft/N14WL): [Textron Aviation Inc](https://openairdocs.org/faa-owner/TEXTRON%20AVIATION%20INC), [Wichita, KS](https://openairdocs.org/faa-place/KS/Wichita), built 2026, S/N T20609857

All 720: https://openairdocs.org/engine/lycoming-tio-540-aj1a/aircraft.md

## NTSB investigations (33)

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 ANC26FA097](https://openairdocs.org/ntsb/ANC26FA097), Sep 3, 2026: Cessna T206H (N919CW), Dunton, CO, destroyed, 2 fatal, investigation ongoing
- [NTSB CEN26LA239](https://openairdocs.org/ntsb/CEN26LA239), Jun 29, 2026: Cessna T206H (N480AC), Ava, MO, substantial damage, investigation ongoing
- [NTSB CEN26LA223](https://openairdocs.org/ntsb/CEN26LA223), Jun 11, 2026: Cessna T206H (N72RK), Bryant, AR, substantial damage, investigation ongoing
- [NTSB CEN26LA163](https://openairdocs.org/ntsb/CEN26LA163), Apr 3, 2026: Textron T206H (N411CV), Wichita, KS, substantial damage. Probable cause: The flight crew’s failure to ensure that the rear cargo door was properly latched before flight.
- [NTSB ERA26LA153](https://openairdocs.org/ntsb/ERA26LA153), Mar 21, 2026: Textron T206H (N2469H), Fort Myers, FL, substantial damage, investigation ongoing
- [NTSB WPR26LA117](https://openairdocs.org/ntsb/WPR26LA117), Jan 18, 2026: Cessna T206H (N465CS), Lewiston, ID, substantial damage. Probable cause: The pilot’s improper landing flare, which resulted in hard, bounced landing and subsequent tail strike.
- [NTSB ERA25LA022](https://openairdocs.org/ntsb/ERA25LA022), Oct 17, 2024: Textron T206H (N89S), Blountville, TN, substantial damage. Probable cause: The pilot’s failure to maintain directional control during takeoff and subsequent rejected takeoff, which resulted in a runway excursion. Contributing to the accident was the pilot’s failure to…
- [NTSB WPR24FA304](https://openairdocs.org/ntsb/WPR24FA304), Sep 16, 2024: Textron Aviation Cessna T206H (N844CP), Minden, NV, substantial damage, 1 fatal. Probable cause: The failure of the pilots of both airplanes to see and avoid the other airplane while operating in the airport traffic pattern, which resulted in a midair collision.
- [NTSB WPR24FA288](https://openairdocs.org/ntsb/WPR24FA288), Aug 29, 2024: Textron T206H (N712AM), Yellow Pine, ID, destroyed, 2 fatal, investigation ongoing
- [NTSB WPR24FA252](https://openairdocs.org/ntsb/WPR24FA252), Jul 23, 2024: Textron T206H (N460DC), Kneeland, CA, destroyed, 2 fatal. Probable cause: The pilot’s delayed decision to perform a go-around after an unstabilized approach, which resulted in a loss of control, runway overrun, and impact with terrain.
- [NTSB WPR24LA141](https://openairdocs.org/ntsb/WPR24LA141), May 2, 2024: Cessna T206H (N50101), Halls Crossing, UT, substantial damage. Probable cause: The airplane’s collision with a tree during an aborted landing. Contributing to the accident was the airplane’s reported brake malfunction for undetermined reasons.
- [NTSB ERA23LA385](https://openairdocs.org/ntsb/ERA23LA385), Sep 30, 2023: Cessna T206 (N34PL), Port Clinton, OH, substantial damage. Probable cause: The pilot’s failure to detect and avoid unmarked powerline(s) while attempting to take off from a river.
- [NTSB WPR23FA296](https://openairdocs.org/ntsb/WPR23FA296), Jul 30, 2023: Cessna T206H (N918KG), Yellow Pine, ID, substantial damage, 1 fatal. Probable cause: The pilot’s decision to perform a go-around into rising mountainous terrain. Contributing to the accident was the pilot’s failure to follow published airport guidance about go-arounds, and landings…
- [NTSB CEN22LA253](https://openairdocs.org/ntsb/CEN22LA253), Jun 16, 2022: Cessna T206H (N52854), Austin, TX, substantial damage. Probable cause: A total loss of engine power due to an engine fire that resulted from failure of the turbocharger exhaust clamp, which allowed hot exhaust gases to damage other vital engine components.
- [NTSB ERA21LA279](https://openairdocs.org/ntsb/ERA21LA279), Jul 6, 2021: Textron T206 (N302WD), Statesville, NC, substantial damage. Probable cause: The pilot’s failure to maintain directional control while landing, which resulted in a runway excursion and collision with terrain.
- [NTSB WPR21LA240](https://openairdocs.org/ntsb/WPR21LA240), Jun 23, 2021: Cessna T206 (N881HP), Apple Valley, CA, substantial damage. Probable cause: The pilot's distraction due to adjusting the radio while taxing at night, which resulted in a taxiway excursion and subsequent impact with terrain.
- [NTSB WPR21LA253](https://openairdocs.org/ntsb/WPR21LA253), May 10, 2021: Cessna T206H (N206DT), Palm Springs, CA, substantial damage. Probable cause: The Kingair pilot’s failure to maintain clearance from another airplane while taxiing, which resulted in a ground collision.
- [NTSB CEN20CA349](https://openairdocs.org/ntsb/CEN20CA349), Aug 1, 2020: Cessna T206 (N829PA), Bentonville, AR, substantial damage. Probable cause: The pilot's misjudgment of the landing flare which resulted in a bounced landing.
- [NTSB GAA19CA372](https://openairdocs.org/ntsb/GAA19CA372), Apr 29, 2019: Cessna T206 (N189JC), Porterville, CA, substantial damage. Probable cause: The pilot's failure to verify that the rear cargo portion of the right cabin door was adequately secured before flight, which resulted in both portions of the door opening in flight and substantial…
- [NTSB ANC16LA038](https://openairdocs.org/ntsb/ANC16LA038), Jul 4, 2016: Cessna 206 (N6251K), Halibut Cove, AK, substantial damage. Probable cause: The pilot's failure to maintain clearance from trees during an attempted go-around.
- [NTSB ERA15FA312](https://openairdocs.org/ntsb/ERA15FA312), Aug 15, 2015: Cessna T206H (N63TV), West Caldwell, NJ, destroyed, 1 fatal. Probable cause: A loss of engine power due to a malfunction of the turbocharging system likely due to contaminated oil. Also causal were the pilot's decision to continue the takeoff although the airplane was not…
- [NTSB CEN15LA233](https://openairdocs.org/ntsb/CEN15LA233), May 15, 2015: Cessna T206H (N164CS), Piggott, AR, substantial damage. Probable cause: The loss of engine power due to a malfunctioning magneto. Contributing to the accident was maintenance personnel's improper use of a drill bit instead of a timing pin during magneto installation,…
- [NTSB ERA14LA389](https://openairdocs.org/ntsb/ERA14LA389), Aug 14, 2014: Cessna T206H (N1229M), Wiggins, MS, substantial damage. Probable cause: A loosening of the engine throttle cable from its support clamp during flight, which resulted in a loss of throttle control.
- [NTSB CEN14CA384](https://openairdocs.org/ntsb/CEN14CA384), Jul 19, 2014: Cessna T206H (N6035W), Sterling City, TX, substantial damage. Probable cause: The pilot's failure to maintain directional control of the airplane during the crosswind landing.
- [NTSB CEN13CA206](https://openairdocs.org/ntsb/CEN13CA206), Feb 13, 2013: Cessna T206H (N7824G), Sabinal, TX, substantial damage. Probable cause: The pilot’s failure to properly identify the airstrip, which resulted in him landing the airplane off of the airstrip in soft soil causing the nose over.
- [NTSB ERA12CA460](https://openairdocs.org/ntsb/ERA12CA460), Jul 16, 2012: Cessna T206H (N6200B), Glens Falls, NY, substantial damage. Probable cause: The pilot's failure to maintain directional control during the landing roll, which resulted in a runway excursion.
- [NTSB WPR12FA091](https://openairdocs.org/ntsb/WPR12FA091), Feb 4, 2012: Cessna T206H (N445GH), Show Low, AZ, substantial damage, 2 fatal. Probable cause: The pilot’s encounter with low clouds/low visibility conditions during the initial climb, which resulted in spatial disorientation and loss of airplane control.
- [NTSB ERA10CA447](https://openairdocs.org/ntsb/ERA10CA447), Aug 27, 2010: Cessna T206H (N6075M), Clayton, GA, substantial damage. Probable cause: The pilot's improper touchdown point while landing on the wet grass.
- [NTSB WPR10TA213](https://openairdocs.org/ntsb/WPR10TA213), Apr 19, 2010: Cessna T206H (N6045C), Fullerton, CA, substantial damage. Probable cause: The pilot’s inadequate compensation for the wind conditions during the landing flare and failure to maintain directional control on the ground.
- [NTSB ERA09CA362](https://openairdocs.org/ntsb/ERA09CA362), Jun 21, 2009: Cessna T206H (N6075M), Columbus, GA, substantial damage. Probable cause: The pilot's improper flare, which resulted in a hard landing.
- [NTSB LAX08CA207](https://openairdocs.org/ntsb/LAX08CA207), Jun 28, 2008: Cessna T206H (N1296M), Fullerton, CA, substantial damage. Probable cause: The pilot's failure to maintain control of the airplane during the landing touchdown, resulting in the wings contacting the runway surface and a propeller strike.
- [NTSB CHI06CA276](https://openairdocs.org/ntsb/CHI06CA276), Sep 6, 2006: Cessna T206H (N2430A), Cedar Rapids, IA, substantial damage. Probable cause: An in-flight collision with a bird during climb to cruise altitude.
- [NTSB OAK79DXQ01](https://openairdocs.org/ntsb/OAK79DXQ01), Oct 1, 1978: Cessna 305A (N5197G), Lee Vining, CA, substantial damage

## FAA accident and incident reports (55, newest 50)

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 20260611007489A](https://openairdocs.org/incident/20260611007489A), Jun 11, 2026: Cessna T206H (N72RK), Bryant, AR, Substantial damage. On June 11, 2026, at or about 17:27Z, a Cessna T206 experienced partial power failure during descent to pine bluff regional airport (kpbf) while approximately…
- [Accident 20260403010559A](https://openairdocs.org/incident/20260403010559A), Apr 3, 2026: Textron Aviation Inc T206H (N411CV), Wichita, KS, Substantial damage. During a part 91 instructional proficiency flight at kict, the aircraft completed a planned no-flap landing and subsequent touch-and-go. During climb out on…
- [Accident 20260321010649A](https://openairdocs.org/incident/20260321010649A), Mar 21, 2026: Textron Aviation Inc T206H (N2469H), Fort Myers, FL, Substantial damage. On Saturday, March 21, 2026, a Textron Aviation Inc T206H, registered as [privacy data omitted], [privacy data omitted], was involved in an accident at Salty…
- [Incident 20260309002259I](https://openairdocs.org/incident/20260309002259I), Mar 9, 2026: Textron Aviation Inc T206H (N741TD), Raleigh, NC, Minor damage. On March 9, 2026, at 1137Z, aircraft N741TD, a Cessna 206T, landed on runway 32 at Raleigh-Durham international airport (rdu). During the landing, the right…
- [Accident 20260118001309A](https://openairdocs.org/incident/20260118001309A), Jan 18, 2026: Cessna T206H (N465CS), Lewiston, ID, Substantial damage. On 2026-01-18, airman conducted IFR flight from enterprise, or (864) to Lewiston, ID (klws). After transitioning to VFR conditions from instrument approach;…
- [Accident 20241017016499A](https://openairdocs.org/incident/20241017016499A), Oct 17, 2024: Textron Aviation Inc T206H (N89S), Tri Cities, TN, Substantial damage. On October 17th, 2024, the accident aircraft attempted to depart runway 05 at ktri. The aircraft climbed to approximately 15 feet above the runway when the…
- [Accident 20240916013462A](https://openairdocs.org/incident/20240916013462A), Sep 16, 2024: Textron Aviation Inc T206H (N844CP), Minden, NV, Substantial damage. Accident aircraft no.1 (AA1) was conducting patternwork on rwy 34 at Kmev, utilizing a left traffic pattern. Accident aircraft no.2 (AA2) was Inbound from the…
- [Accident 20240829012869A](https://openairdocs.org/incident/20240829012869A), Aug 29, 2024: Textron Aviation Inc T206H (N712AM), Yellow Pine, ID, Destroyed, 2 fatal. Pilot in command attempted to land runway 17 at Johnson Creek Airport (3U2) with approximately 10-15 knot tailwind at 1540 local time in the afternoon.…
- [Accident 20240723010229A](https://openairdocs.org/incident/20240723010229A), Jul 23, 2024: Textron Aviation Inc T206H (N460DC), Eureka, CA, Destroyed, 2 fatal. Based on eyewitness statements which is consistent with ground scarring on the runway and surrounding terrain, the subject airplane initiated a go-around on…
- [Accident 20240502006709A](https://openairdocs.org/incident/20240502006709A), May 2, 2024: Cessna T206H (N50101), Substantial damage. On may 2, 2024, a Cessna T206, during landing: pilot applied brakes to floorboard, and his co-pilot tried to apply brakes to no avail. He tried to go-around,…
- [Incident 20240223002289I](https://openairdocs.org/incident/20240223002289I), Feb 23, 2024: Cessna T206H (N515DS), South Bend, IN, Minor damage. When: February 23, 2024 Where: South Bend, IN (ksbn) A commercial pilot was operating a Cessna T206H departing from prairie du chien municipal airport (kpdc)…
- [Accident 20230930014269A](https://openairdocs.org/incident/20230930014269A), Sep 30, 2023: Cessna T206H (N34PL), Port Clinton, OH, Substantial damage. The pilot landed the aircraft into the wind (west to east) on the river and performed a normal take-off continuing east. During the normal take-off ascent the…
- [Incident 20230904019039I](https://openairdocs.org/incident/20230904019039I), Sep 4, 2023: Cessna T206H (N9028), El Monte, CA, Minor damage. On September 4, 2023, [privacy data omitted]experienced a hard landing resulting in damage to the nose landing gear and propeller when landing at EMT, on…
- [Accident 20230730017109A](https://openairdocs.org/incident/20230730017109A), Jul 30, 2023: Cessna T206H (N918KG), Cascade, ID, Destroyed, 1 fatal. -Aircraft was seen flying north up the Cabin Creek canyon in the frank church wilderness area in Idaho. -Aircraft passed to the left of I08 Cabin Creek Usfs…
- [Accident 20220616006389A](https://openairdocs.org/incident/20220616006389A), Jun 16, 2022: Cessna T206H (N52854), Austin, TX, Substantial damage. On the morning of June 16th, 2022, N52854 departed from Austin Bergstrom International (kaus) at about 1850Z. The aircraft had just completed a 100 hour…
- [Incident 20220404004539I](https://openairdocs.org/incident/20220404004539I), Apr 4, 2022: Cessna T206H (N2626Z), Blaine, MN, Minor damage. 2022-04-19 ? N2626Z ? Nose wheel fell off during landing ? Kane ? Minor damage, no injuries Description: the purpose of the flight was to conduct a series of…
- [Accident 20210706012709A](https://openairdocs.org/incident/20210706012709A), Jul 6, 2021: Textron Aviation Inc T206H (N302WD), Statesville, NC, Substantial damage. Pilot stated it was an hard landing event. Nose gear tire burst, both nose gear wheel hub and all three propeller blades contacted rwy surface. Tire markings…
- [Accident 20210622014889A](https://openairdocs.org/incident/20210622014889A), Jun 22, 2021: Cessna T206H (N881HP), Apple Valley, CA, Substantial damage. The California highway patrol airplane taxied into a ditch while moving from its parking area in front of the airport's airborne law enforcement hangar to the…
- [Accident 20210510009322A](https://openairdocs.org/incident/20210510009322A), May 10, 2021: Cessna T206H (N206DT), Burmuda Dunes, CA, Substantial damage. At approximately 0921 PDT (local), an commmercial rated pilot was on a personal flight in king air N505SP. The flight was taxiing out from the west ramp to…
- [Accident 20200801013289A](https://openairdocs.org/incident/20200801013289A), Aug 1, 2020: Cessna T206H (N829PA), Bentonville, AR, Substantial damage. On August 1, 2020 at approximately 2000 at Bentonville, AR (kvbt), Cessna model 206/A s/n T20608950, N829PA during landing the aircraft bounced three times.…
- [Accident 20190429010969A](https://openairdocs.org/incident/20190429010969A), Apr 29, 2019: Textron Aviation Inc T206H (N189JC), Porterville, CA, Substantial damage. During flight, the right side rear pax/baggage door opened in flight, striking the right rear side of the aircraft fuselage, causing substantial damage to the…
- [Incident 20181127017729I](https://openairdocs.org/incident/20181127017729I), Nov 27, 2018: Textron T206H (N36RH), Wichita, KS, No damage. On November 27, 2018, at 1020 CST a Cessna 208, N36RH, registered to Textron aviation inc., on rotation, the aircraft yawed to the left. The pilot continued…
- [Incident 20180725017969I](https://openairdocs.org/incident/20180725017969I), Jul 25, 2018: Cessna T206H (N675DB), Fort Lauderdale, FL, Minor damage. Student pilot received a text confirmation from his flight instructor to allow him to practise for his upcoming ppl checkride. Upon takeoff, practicing…
- [Incident 20180719011649I](https://openairdocs.org/incident/20180719011649I), Jul 19, 2018: Cessna T206H (N278JH), Blythe, CA, Minor damage. An airline transport pilot was flying a Cessna 206 from ktus to kblh for a business flight with four passengers on board. The incident occurred at Blythe…
- [Incident 20180308001599I](https://openairdocs.org/incident/20180308001599I), Mar 8, 2018: Cessna T206H (N561X), Honolulu, HI, Minor damage. Pilot flew from hnl to ogg and was returning to hnl. Winds at hnl were 010 at 12 kt gusting to 19 kt. Upon landing on runway 4R the propeller struck the ground…
- [Incident 20170731016819I](https://openairdocs.org/incident/20170731016819I), Jul 31, 2017: Cessna T206H (N204JH), Lapeer, MI, No damage. On 7/31/2017 at approximately 2100 local time, N204JH (an amphibious Cessna 206) experienced a gear up landing on a paved runway 36 at D95 airport (Lapeer,…
- [Accident 20160703010399A](https://openairdocs.org/incident/20160703010399A), Jul 3, 2016: Cessna T206H (N6251K), Halibut Cove, AK, Substantial damage. The single engine sea rated private pilot approached the Cove from the east, intending to land heading west. There is a large island located in the middle of…
- [Incident 20160622010539I](https://openairdocs.org/incident/20160622010539I), Jun 22, 2016: Cessna T206H (N2353H), Farmington, NM, Minor damage. On June 6, 2016, at 1358 MST, a Cessna T206H, N2353H, registered to rado investments inc., had the right brake assembly catch on fire while taxiing to a ramp…
- [Incident 20160130001869I](https://openairdocs.org/incident/20160130001869I), Jan 30, 2016: Cessna T206H (N5251G), Bethany, OK, Minor damage. [privacy data omitted] Was flying from flagstaff, AZ. To Wiley Post Airport on January 30, 2016. [privacy data omitted] Landed on runway 17 left at about 2100…
- [Accident 20150815018529A](https://openairdocs.org/incident/20150815018529A), Aug 15, 2015: Cessna T206H (N63TV), West Caldwell, NJ, Destroyed, 1 fatal. On 8/15/2015 at 1000 EDT N63TV, a Cessna 206H owned by stalactite LLC located in demarest NJ, was involved in major accident after takeoff from kcdw on a…
- [Incident 20150526007169I](https://openairdocs.org/incident/20150526007169I), May 26, 2015: Cessna T206H (N22412), Romeoville, IL, Minor damage. On may 26, 2015, the pilot in command (PIC) of N22412, a Cessna 206 (CE-206) was landing at Lewis Lockport Airport (klot) in Romeoville, Illinois. During the…
- [Incident 20150516007679I](https://openairdocs.org/incident/20150516007679I), May 16, 2015: Cessna T206H (N5231C), College Station, TX, Minor damage. While on taxiway alpha for departure on runway 16 at kcll, N5231C drifted right and struck a taxiway light.
- [Accident 20150515006939A](https://openairdocs.org/incident/20150515006939A), May 15, 2015: Cessna T206H (N164CS), Piggott, AR, Destroyed. History of flight On may 15, 2015, about 08:30 a.m. central daylight time, a 2014 Cessna T206H airplane, us registration number N164CS, serial number…
- [Incident 20150321005069I](https://openairdocs.org/incident/20150321005069I), Mar 21, 2015: Cessna T206H (N216CP), Flagstaff, AZ, Minor damage. On March 21, 2015 around 1245 MST at Flagstaff, AZ (flg): N216CP, C206, veered over right edge of RWY21 on landing rollout between twy A4 and A5. Aircraft…
- [Incident 20150219002709I](https://openairdocs.org/incident/20150219002709I), Feb 19, 2015: Cessna T206H (N6195C), St. Petersburg, FL, Minor damage. On February 19, 2015, at approximately 11:40 eastern standard time, N6195C took off from st Petersburg ? Clearwater international airport (pie), then returned…
- [Accident 20140814014309A](https://openairdocs.org/incident/20140814014309A), Aug 14, 2014: Cessna T206H (N1229M), Wiggins, MS, Substantial damage. The pilot reported that as he was traveling from grayson county, Texas, (kgyi) to daytona beach, Florida (kdab). He decided to stop in mobile, Alabama (kmob)…
- [Accident 20140719011529A](https://openairdocs.org/incident/20140719011529A), Jul 19, 2014: Cessna T206H (N6035W), Sterling City, TX, Destroyed. On July 19, 2014 at approximately 1825 CDT, the pilot of a Cessna 206, registration number N6035W, attempted a landing on a private strip on the U Ranch…
- [Incident 20140327004509I](https://openairdocs.org/incident/20140327004509I), Mar 27, 2014: Cessna T206H (N6251K), Anchorage, AK, Minor damage. The passenger arrived at the aircraft approximately 30 minutes before the pilot-in-command (PIC). He had attached the tow bar to pull the aircraft out of the…
- [Incident 20140306001579I](https://openairdocs.org/incident/20140306001579I), Mar 6, 2014: Cessna T206H (N1229M), El Paso, TX, No damage. N1229M departed khqz for a flight to elp on the afternoon of 3/6/14. Upon descending out of 12,500 the pilot failed to enrich the mixture upon landing in elp.…
- [Incident 20130718012129I](https://openairdocs.org/incident/20130718012129I), Jul 18, 2013: Cessna T206H (N886PS), Scottsdale, AZ, Minor damage. On July, 18 2013, at approximately 1825 MST, N886PS, a Cessna CE-206 left runway 03 and came to a stop in the gravel to the side of the runway. The pilot…
- [Incident 20130420006259I](https://openairdocs.org/incident/20130420006259I), Apr 20, 2013: Cessna T206H (N521HP), West Sacramento, CA, No damage. Calififornia highway patrol aircraft which is public use, experienced an engine failure and complete loss of power while flying over downtown Sacramento. The…
- [Accident 20130213004669A](https://openairdocs.org/incident/20130213004669A), Feb 13, 2013: Cessna T206H (N7824G), Uvalde, TX, Substantial damage. On 02/13/2013, pilot/sole occupant attempted to land at a private ranch landing strip. There was a plowed strip of land next to the normal landing strip.…
- [Accident 20120716016019A](https://openairdocs.org/incident/20120716016019A), Jul 16, 2012: Cessna T206H (N6200B), Glenns Falls, NY, Substantial damage. Aircraft landed on runway one and went off of the left side of the runway and into ditch shearing off the nose landing gear as the aircraft flipped over onto…
- [Accident 20120204003279A](https://openairdocs.org/incident/20120204003279A), Feb 4, 2012: Cessna T206H (N445GH), Show Low, AZ, Destroyed, 2 fatal. The aircraft departed the Show Low airport on runway 24 in route to las vegas NV. The flight began before the first light of day.a witness who was driving by…
- [Incident 20111013023899I](https://openairdocs.org/incident/20111013023899I), Oct 13, 2011: Cessna T206H (N5229C), Woodward, OK, Minor damage. Aircraft was landing runway 35 wwr, on touchdown aircraft deposited black rubber marks from the right mian tire and nose tire on the concrete surface. Marks…
- [Incident 20110226004209I](https://openairdocs.org/incident/20110226004209I), Feb 26, 2011: Cessna T206H (N1323D), Iowa City, IA, Minor damage. The pilot flew the RNAV 30 instrument approach to the Iowa City airport. He broke out 100 ft above minimums and had good visibility. He continued the descent…
- [Accident 20100827043049A](https://openairdocs.org/incident/20100827043049A), Aug 27, 2010: Cessna T206H (N6075M), Clayton, GA, Substantial damage. On August 28, 2010 at 13:50 I arrived at [privacy data omitted] in Clayton ga. The property has a private 1700 foot grass strip located at 34DEG 55'28.87" n 83…
- [Accident 20100419032709A](https://openairdocs.org/incident/20100419032709A), Apr 19, 2010: Cessna T206H (N6045C), Fullerton, CA, Substantial damage. During landing flare, pilot reports he encountered windshear, aircraft touched down hard on the left gear. Aircraft then veered left and departed the runway,…
- [Accident 20090621016739A](https://openairdocs.org/incident/20090621016739A), Jun 21, 2009: Cessna T206H (N6075M), Columbus, GA, Substantial damage. Landing kcsg rwy 31, runway 3997' long with 0.7 upslope. Weather observation at 1133L (made at the time of the accident):clr 10 33/21/3408/991. Landed about…
- [Accident 20080627841779A](https://openairdocs.org/incident/20080627841779A), Jun 27, 2008: Cessna 206H (N1296M), Fullerton, CA, Substantial damage. (-23) Aircraft operating under the provisions of 14 CFR part 91 as a personal flight from klvk to kful. Per pilot statement, during landing at fjul, runway 24,…

All 55: https://openairdocs.org/engine/lycoming-tio-540-aj1a/incidents.md

## Service difficulty reports (102, newest 50)

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

- [SDR 2026FA0000797](https://openairdocs.org/sdr/2026FA0000797), Sep 30, 2026: ATTACH BRACKET. CRACKED. ALTERNATOR ATTACH BRACKET P/N: 07A22214 FOUND TO BE CRACKED COMPLETELY THROUGH AT THE AFT ATTACH BOLT DURING THE 1ST 100 HOUR INSPECTION OF THE AIRCRAFT.
- [SDR 2025FA0000196](https://openairdocs.org/sdr/2025FA0000196), Mar 18, 2025: CONNECTING ROD. DAMAGED. ENGINE WAS RECEIVED BY EJ1R FOR SUDDEN STOPPAGE INSPECTION RESULTING FROM PRECAUTIONARY OFF FIELD LANDING DUE TO BROKEN EXHAUST VALVE ON CYLINDER #5. DURING SUD
- [SDR 2024FA0000197](https://openairdocs.org/sdr/2024FA0000197), Feb 22, 2024: COUPLING. LOOSE. PILOT REPORTED MANIFOLD PRESSURE SPIKE AND ENGINE SURGE. FOUND A LOOSE EXHAUST V-BAND COUPLING AND MISSING THE V-BAND COUPLING GASKET. FOUND THE MISSING GASKET 
- [SDR 2023FA0000394](https://openairdocs.org/sdr/2023FA0000394), Jun 23, 2023: ALTERNATOR. SEIZED. DC ALTERNATOR FAILED DURING GROUND RUN. UPON REMOVAL FOUND THE ALTERNATOR TO HAVE SEIZED. ALTERNATOR WAS SENT TO HARTZELL WITH AN RMA # 13301. PRODUCT WAS REPLA
- [SDR IKBR2021061600027](https://openairdocs.org/sdr/IKBR2021061600027), Jun 16, 2021: LINE. GOUGED. WHILE PERFORMING AD 2015-19-07 WE CAME ACROSS 3 INJECTOR LINES THAT WERE GOUGED BY THE HOSE CLAMPS ON THE ADJACENT MANIFOLD LINES. ALL THREE ARE BEING REPLACED 
- [SDR 2021FA0000161](https://openairdocs.org/sdr/2021FA0000161), Jun 1, 2021: EXHAUST RISER. CRACKED. DURING A 50 HOUR ENGINE INSPECTION THE TECHNICIAN DISCOVERED A CRACK IN THE #5 CYLINDER EXHAUST TO CYLINDER RISER
- [SDR 2021FA0000160](https://openairdocs.org/sdr/2021FA0000160), May 13, 2021: EXHAUST RISER. CRACKED. DURING A 100 HOUR INSPECTION OF THE ENGINE, THE TECHNICIAN DISCOVERED A CRACK IN THE #5 CYLINDER EXHAUST TO RISER WELD.
- [SDR IKBR2021030100023](https://openairdocs.org/sdr/IKBR2021030100023), Feb 26, 2021: EXHAUST PIPE. CRACKED. WHILE PERFORMING AN OIL CHANGE AND AD 17-11-10, WE DISCOVERED A CRACK IN THE WELD ASSEMBLY P/N 12509927 FOUND JUST AFTER THE WASTE GATE. INSTALLED NEW EXHAUST W
- [SDR 2021FA0000023](https://openairdocs.org/sdr/2021FA0000023), Jan 26, 2021: GOVERNOR. MISREPAIRED. ENGINE RPM FOLLOWS MANIFOLD PRESSURE IN ALL FLIGHT ENVELOPES. REMOVED PROPELLER GOVERNOR AFTER 218.4HRS TIS AFTER OVERHAUL BY SOUTH COAST PROPELLER SERVICE INC.
- [SDR 2020FA0000563](https://openairdocs.org/sdr/2020FA0000563), Dec 28, 2020: EXHAUST PIPE. CRACKED. DEFECTIVE PART IS CRACKED AT A WELD AND HAD TO BE REPLACED UNDER WARRANTY. THE DEFECTIVE PART IS PART OF A KIT, PART NUMBER 05J2883. THE KIT WAS INSTALLED APPRO
- [SDR R29R2020091509003](https://openairdocs.org/sdr/R29R2020091509003), Sep 14, 2020: BOOT. DISCONNECTED. MCCAULEY PROPELLER INSTALLED ON CESSNA T2065H HAD PROPELLER DEICE CONNECTORS BREAK OFF THE ATTACHMENT LUGS LOCATED ON THE PROPELLER BACKING PLATE AFTER 44 HOURS
- [SDR R29R2020091509002](https://openairdocs.org/sdr/R29R2020091509002), Sep 9, 2020: BOOT. DISCONNECTED. MCCAULEY PROPELLER INSTALLED ON CESSNA T206H HAD PROPELLER DEICE BOOT WIRING CONNECTORS BREAK OFF THE ATTACHMENT LUGS LOCATED ON THE BACKING PLATE AFTER 72 HOUR
- [SDR 2020FA0000244](https://openairdocs.org/sdr/2020FA0000244), May 5, 2020: CONTROL CABLE. STRETCHED. THE FACTORY INSTALLED FLAP "RETRACT" CABLE WAS FOUND TO BE 5/32". PER THE S/N OF THE AIRCRAFT ALL CABLES, 4 EA. SHOULD BE 1/8". THE CORRECT P/N CABLES ARE: 2 EA
- [SDR 2019FA0000354](https://openairdocs.org/sdr/2019FA0000354), Oct 28, 2019: BEARING. LOOSE. AIRCRAFT HAD RUDDER PEDDLES SQUAWK FOR CLICKING. FOUND RUDDER PEDAL BEARING HALF BOLTS LOOSE. REF MODEL 206 MM 27-21-00-001 ITEMS 19, 22. THIS IS THE SECOND OCC
- [SDR 2020FA0000065](https://openairdocs.org/sdr/2020FA0000065), Dec 12, 2018: TUBE. MISMANUFACTURED. THIS IS THE BY-PASS FROM THE EXIT OF THE WASTE GATE TO THE EXHAUST PIPE. THIS IS THE SECOND TUBE SUPPLIED BY TEXTRON THAT WAS FOUND DEFECTIVE FROM THE MFG. THE 
- [SDR 2018FA0000055](https://openairdocs.org/sdr/2018FA0000055), Feb 13, 2018: EXHAUST STACK. MISMANUFACTURED. RECEIVED NEW EXHAUST COLLECTOR FROM THE MANUFACTURE. DURING RECEIVING INSPECTION, A LEAK CHECK WAS PERFORMED, REVEALING PIN HOLES IN THE WELD AREA AT THE HEEL O
- [SDR 2017FA0000325](https://openairdocs.org/sdr/2017FA0000325), Aug 3, 2017: PUMP. LEAKING. AFTER SHUTDOWN, A SLOW STEADY FUEL LEAK WAS OBSERVED. LEAK WAS TRACED TO FUEL PUMP.
- [SDR 2017FA0000263](https://openairdocs.org/sdr/2017FA0000263), Jun 29, 2017: COIL. OUT OF TOLERANCE. RIGHT MAGNETO FAILED DUE TO BAD COIL M3975. RIGHT MAGNETO WAS REPLACED WITH NEW TTAF 2595.6
- [SDR 2017FA0000350](https://openairdocs.org/sdr/2017FA0000350), May 4, 2017: PUMP. LEAKING. PILOT REPORTED A FUEL LEAK FROM THE ENGINE DRIVEN FUEL PUMP AFTER FLIGHT. INSPECTED PUMP, REMOVED DRAIN LINE FROM BOTTOM OF PUMP, VERIFIED LEAK. PERFORMED GROUN
- [SDR 2017FA0000343](https://openairdocs.org/sdr/2017FA0000343), Apr 6, 2017: PUMP. LEAKING. FUEL WAS LEAKING ONTO THE GROUND FROM THE RUBBER DRAIN TUBE OUT OF THE LOWER COWL AND WOULD NOT STOP UNTIL FUEL SELECTOR WAS TURNED TO THE OFF POSITION. REMOVED
- [SDR 2017FA0000104](https://openairdocs.org/sdr/2017FA0000104), Mar 17, 2017: PUSHROD. SCORED. DURING THE INSPECTION OF THE PUSHRODS, FOUND THE NR 2 PUSHROD AND ROCKER ARM SCORED BEYOND LIMITS. REPLACED PUSHROD AND ROCKER ARM WITH NEW.
- [SDR 2017FA0000094](https://openairdocs.org/sdr/2017FA0000094), Mar 8, 2017: PUSHROD. SCORED. DURING INSPECTION OF PUSHRODS, FOUND NR 5 EXHAUST PUSHROD SCORED AND REQUIRED REPLACEMENT PER SA-167A.
- [SDR 2017FA0000089](https://openairdocs.org/sdr/2017FA0000089), Mar 6, 2017: SHAFT. SCORED. DURING THE SA-167A INSPECTION, MAINTENANCE FOUND SCORING ON THE VALVE ROCKER SHAFT. REPLACED ALL 12 IN THE ENGINE.
- [SDR 2017FA0000055](https://openairdocs.org/sdr/2017FA0000055), Feb 10, 2017: PUSHROD. SCORED. NR 2 EXHAUST, PUSHROD AND ROCKER REPLACED DUE TO BEING OUT OF LIMITS.
- [SDR PCPR201701031](https://openairdocs.org/sdr/PCPR201701031), Feb 9, 2017: STUD. BACKED OUT. DURING SCHEDULED INSPECTION TECHNICIAN DISCOVERED EXHAUST STUD BACKED OUT OF NR 2 CYLINDER ASSEMBLY.
- [SDR 2017FA0000042](https://openairdocs.org/sdr/2017FA0000042), Feb 3, 2017: PUSHROD. SCORED. NR 2 EXHAUST PUSHROD AND ROCKER SCORED AND REPLACED PER THE SA-167A.
- [SDR 2017FA0000034](https://openairdocs.org/sdr/2017FA0000034), Jan 30, 2017: SHAFT. SCORED. DURING THE INSPECTION OF THE PUSHRODS IAW SA-167A. FOUND SCORING ON THE ROCKER ARM SHAFTS ON ALL 6 CYLINDERS AND REPLACED ACCORDINGLY.
- [SDR 2016FA0000635](https://openairdocs.org/sdr/2016FA0000635), Dec 15, 2016: PUSHROD. SCORED. NR 2 AND 4 EXHAUST CYLINDER PUSHROD AND ROCKER SCORED BEYOND LIMITS OF THE SA-167A. REPLACED BOTH PUSHRODS AND ROCKER ASSEMBLIES IAW SA-167A.
- [SDR 2016FA0000628](https://openairdocs.org/sdr/2016FA0000628), Dec 13, 2016: PUSHROD. SCORED. FOUR PUSHRODS WERE SCORED AND 4 ROCKER ARMS WERE SCORED, THESE WERE MATING PARTS. IAW SA-167A PARTS WERE REPLACED DUE TO UNACCEPTABLE LIMITS.
- [SDR 2016FA0000594](https://openairdocs.org/sdr/2016FA0000594), Dec 6, 2016: PUSHROD. SCORED. PUSHROD SCORING VISIBLE ON THE NR 2, 3, 4, AND 5 EXHAUST PUSHRODS AND ROCKERS ARMS. REPLACING COMPONENTS IAW SA-167A.
- [SDR PCPR2016093001](https://openairdocs.org/sdr/PCPR2016093001), Sep 23, 2016: SWITCH. BURNED. NUMBER 2 BUSS FOUND INOPERATIVE AT START UP. ROCKER SWITCH DETERMINED TO BE FAULTY. OPENED SWITCH AND FOUND PLASTIC CONTACT ACTUATOR BURNT.
- [SDR CA160223001](https://openairdocs.org/sdr/CA160223001), Feb 22, 2016: GASKET. DAMAGED. (CAN) DURING OPERATION NR 1 INSPECTION OF ENGINE PORTION OF CHECK NOTICED INTAKE PIPE AT CYLINDER GASKET HAD BLUE STAINING FROM FUEL LEAK. GASKET APPEARED COMPR
- [SDR PCPR201510131](https://openairdocs.org/sdr/PCPR201510131), Oct 8, 2015: CYLINDER. DEFECTIVE. DURING SCHEDULED INSPECTION, TECH DISCOVERED EXHAUST STUDS PULLED OUT OF NR 2 CYLINDER ASSEMBLY CAUSING SEPARATION OF EXHAUST RISER FLANGE FROM CYLINDER EXHAUST
- [SDR PCPR201510132](https://openairdocs.org/sdr/PCPR201510132), Oct 8, 2015: CYLINDER. DEFECTIVE. DURING SCHEDULED INSPECTION, TECH DISCOVERED EXHAUST STUDS PULLED OUT OF NR 3 CYLINDER ASSEMBLY, CAUSING SEPARATION OF EXHAUST RISER FLANGE FROM CYLINDER EXHAUS
- [SDR 2015FA0000470](https://openairdocs.org/sdr/2015FA0000470), Sep 21, 2015: EXHAUST PIPE. DETACHED. OVERBOARD EXHAUST ELBOW, BETWEEN THE WASTEGATE AND THE TAILPIPE DISENGAGED BY THE SLIP-JOINT FROM WASTEGATE FLANGE, PN 1250992-4. NO CLAMP FAILURE WAS EVIDENT.
- [SDR 2015FA0000347](https://openairdocs.org/sdr/2015FA0000347), Jul 27, 2015: LINE. CHAFED. UPON ACCOMPLISHING AD 2011-26-04 IT WAS DISCOVERED THAT THE FUEL INJECTION LINE, PN LW-12098-0-140 FOR THE NR 3 CYLINDER WAS RUBBING ON THE BAFFLING, PN 1255115
- [SDR 2015FA0000377](https://openairdocs.org/sdr/2015FA0000377), Jun 25, 2015: LINE. BROKEN. A STRONG VIBRATION IN THE ENGINE AT 60 NM FROM THE AIRPORT WAS PRESENTED, TO 40 NM THIS IS ACCOMPANIED BY NOISE UNABLE TO CORRECT BY REDUCING THE RPM THE ENGINE
- [SDR CA150606001](https://openairdocs.org/sdr/CA150606001), Jun 5, 2015: SPROCKET. FAILED. (CAN) TRIM SPROCKET FAILURE. COMPLETE SHEAR OF SPROCKET FROM ACTUATOR ASSY. ACFT WAS ON THE GROUND AND FAILED ON DI INSPECTION TEST OF TRIM SYS. THIS IS THE SEC
- [SDR 2015FA0000145](https://openairdocs.org/sdr/2015FA0000145), Apr 13, 2015: PUMP. FAULTY. REMOVED DEFECTIVE ENGINE DRIVEN FUEL PUMP RG9080J9A/M, SN E3394 AND INSTALLED "DEFECTIVE" NEWLY O/H FUEL PUMP, PN RG9080J8A/M, SN E-1186 THE FUEL PUMP WOULD NOT
- [SDR CA141114005](https://openairdocs.org/sdr/CA141114005), Nov 3, 2014: OIL FILTER. CRACKED. (CAN) AFTER LANDING FOR FUEL PILOT NOTED A LARGE AMOUNT OF OIL WAS VISIBLE LONG THE ENTIRE LENGTH OF THE BOTTOM OF THE FUSELAGE. AN INVESTIGATION LED MAINTENANC
- [SDR CA140130014](https://openairdocs.org/sdr/CA140130014), Jan 29, 2014: PUMP. ERRATIC. (CAN) FUEL PUMP OUTPUT PRESSURE ERRATIC CAUSING A ROUGH ENGINE IDLE BETWEEN 700-1000 RPM.
- [SDR CA140123004](https://openairdocs.org/sdr/CA140123004), Jan 22, 2014: TIMER. FAILED. (CAN) PROP DE-ICE TIMER UNSERVICABLE. CUSTOMER HAS RARELY USED THIS SYSTEM ON THE ACFT SINCE NEW.
- [SDR CA140124003](https://openairdocs.org/sdr/CA140124003), Jan 20, 2014: PUMP. MALFUNCTIONED. (CAN) ENGINE DRIVEN FUEL PUMP HAS INCONSISTENT OUTPUT PRESSURE CAUSING A ROUGH IDLE.
- [SDR CA131205005](https://openairdocs.org/sdr/CA131205005), Dec 2, 2013: CONTROL CABLE. WORN. (CAN) AILERON CARRY THROUGH CABLES 1260505-154 AND -160, WORN OR CHAFED TO BETWEEN 40 AND 50 PERCENT OF THE OUTER WIRES. THE AILERON CABLES WERE WORN AT THE PUL
- [SDR CA131204004](https://openairdocs.org/sdr/CA131204004), Nov 26, 2013: SELECTOR VALVE. LEAKING. (CAN) PILOTS REPORTED THAT FUEL TRANSFERS BETWEEN FUEL TANKS WITH THE FUEL SELECTOR IN OFF POSITION. DISCOVERED WHEN LOOKING FOR A FUEL LOAD THAT SOMETIMES ONE 
- [SDR 2013FA0000502](https://openairdocs.org/sdr/2013FA0000502), Sep 4, 2013: MAGNETO. MALFUNCTIONED. LT AND RT MAGNETOS EXPERIENCING REPEATED INTERNAL TIMING DRIFT DURING SHORT PERIODS OF OPERATION. ACFT ARE ON A 50 HOUR PHASE INSPECTION CYCLE. PILOTS REPORT DI
- [SDR 2013FA0000452](https://openairdocs.org/sdr/2013FA0000452), Aug 9, 2013: MAGNETO. INOPERATIVE. 8540.2 HOURS, MAGNETO INSTALLED. 8597.3 HOURS ENGINE HARD TO START, FOUND MAGNETO INTERNAL TIMING INCORRECT.
- [SDR 2013FA0000453](https://openairdocs.org/sdr/2013FA0000453), Aug 9, 2013: MAGNETO. INOPERATIVE. 8372.5 HRS, MAGENTO INSTALLED. ENGINE BECAME HARD TO START. RESET MAGNETO TO ENGINE TIMING AND REPLACED SPARK PLUGS. ENGINE STILL HARD TO START. REMOVED MAGNETO
- [SDR 2013FA0000454](https://openairdocs.org/sdr/2013FA0000454), Aug 9, 2013: MAGNETO. INOPERATIVE. 8372.5 HRS MAGNETO INSTALLED. 8509.9 HRS ENGINE BECAME HARD TO START. RESET MAGNETO TO ENGINE TIMING AND REPLACED SPARK PLUGS. 8540.2 HRS ENGINE STILL HARD TO S
- [SDR 2013FA0000455](https://openairdocs.org/sdr/2013FA0000455), Aug 9, 2013: MAGNETO. INOPERATIVE. MAGNETO INSTALLED 337.4 HRS LATER BECAME ENGINE HARD TO START. TIMING TO ENGINE OK. REMOVED AND SENT FOR EVALUATION AND FOUND INTERNAL TIMING OUT OF SPEC.

All 102: https://openairdocs.org/engine/lycoming-tio-540-aj1a/reports.md

## STCs that may be installed (OpenAirDocs) (28)

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 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 SE04445AT](https://openairdocs.org/stc/SE04445AT): Installation of Continental Motors, Inc. (CMI) S-1200 Series Magnetos (10-349290-1 and 10-349310-1) and associated hardware. Continental Motors Inc
- [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 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 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.

- [ES10-35937-24](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID197935247820251216184356.0001): Screw. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-35937-24 · Nov 10, 2025
- [ES10-349242](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID191126541120251216184408.0001): Gear, Spur, 1200 Series, 6-Cyl. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-349242 · Nov 10, 2025
- [ES10-349221](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID187202026820251216184358.0001): Stud, Hex 10-32. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-349221 · Nov 10, 2025
- [ES-349290-1](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID184368314320251216184349.0001): Magneto Assembly, S-1200 Series, 6 Cyl. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-349290-1, BL-349290-1, S6LN-1208 · Nov 10, 2025
- [ES10-349328](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID177093371120251216184403.0001): Flat Washer. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-349328 · Nov 10, 2025
- [ES10-78655](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID175652115720251216184359.0001): Washer, Flat. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-78655 · Nov 10, 2025
- [ES10-349243-2](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID168450546720251216184401.0001): Cam, 1200. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-349243-2 · Nov 10, 2025
- [ES66M19385](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID148017502420251216184409.0001): Clamp, Magneto. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 66M19385 · Nov 10, 2025
- [ES-349310-1](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID134411482320251216184352.0001): Magneto Assembly, S-1200 Series, 6 Cyl. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-349310-1, BL-349310-1, S6LN-1209 · Nov 10, 2025
- [ES10-180046-28](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID124932865220251216184357.0001): Sleeve, Clear. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-180046-28 · Nov 10, 2025
- [ES10-349247](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID123413721520251216184406.0001): Retainer, Bearing. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-349247 · Nov 10, 2025
- [ES10-5752](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID123190322120251216184400.0001): Cable, Clip. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-5752 · Nov 10, 2025
- [ES10-349249](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID113112716820251216184404.0001): Washer, Bowed. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-349249 · Nov 10, 2025
- [ES10-400567](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID105498904920251216184405.0001): Bearing, Ball. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-400567 · 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
- [CF73966](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID178353257420240715164040.0001): Spacer. PRECISION AIRMOTIVE LLC · PMA PQ0111NM · Replaces 73966 · Jun 24, 2024
- [CFSTD-160](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID170676910820240715164045.0001): Washer,  1/4 Lock, Internal Teeth. PRECISION AIRMOTIVE LLC · PMA PQ0111NM · Replaces STD-160 · Jun 24, 2024
- [CFLW-25-0.50](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID156998595520240715164044.0001): Bolt,      1/4-20 X 0.50 HEX HD. PRECISION AIRMOTIVE LLC · PMA PQ0111NM · Replaces LW-25-0.50 · Jun 24, 2024
- [CFSTD-2025](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID154926950520240715164047.0001): Bolt, 1/4-20 X 2.44, HEX HED. PRECISION AIRMOTIVE LLC · PMA PQ0111NM · Replaces STD-2025 · Jun 24, 2024
- [CF07A23031](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID136616521920240715164043.0001): Bracket, Fuel Manifold. PRECISION AIRMOTIVE LLC · PMA PQ0111NM · Replaces 07A23031 · Jun 24, 2024
- [CFSTD-251](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID129676558220240715164045.0001): Washer, #10 Lock, Internal Teeth. PRECISION AIRMOTIVE LLC · PMA PQ0111NM · Replaces STD-251 · Jun 24, 2024
- [CFSTD-1411](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID128826003820240715164046.0001): 1/4-20 Plain Nut. PRECISION AIRMOTIVE LLC · PMA PQ0111NM · Replaces STD-1411 · Jun 24, 2024
- [CFSTD-82](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID123933662120240715164045.0001): Screw,   #10-24 X 1/2, RD HD. PRECISION AIRMOTIVE LLC · PMA PQ0111NM · Replaces STD-82 · Jun 24, 2024
- [CFSTD-8](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID111430821420240715164044.0001): Washer, Plain 1/4. PRECISION AIRMOTIVE LLC · PMA PQ0111NM · Replaces STD-8 · Jun 24, 2024
- [202F-1003](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID195143149720240701174402.0001): Fuel Pump. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces LycomingEngines62E28152 · 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
- [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
- [ES917](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID170587168620251216184202.0001): Impulse Coupling Spring. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces M917 · 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

All of them: https://openairdocs.org/engine/lycoming-tio-540-aj1a/pma.md

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