# Lycoming IO-540-K1G5

- Type: Engine model (FAA registry)
- Registry code: 41674
- Manufacturer (registry): LYCOMING
- Model: IO-540-K1G5
- Engine type: Reciprocating
- Power: 300 hp
- Data sheet: [TCDS 1E4](https://openairdocs.org/tcds/1E4) (OpenAirDocs)
- Holder: Lycoming Engines
- Installed in: 48 registered aircraft
- Page: https://openairdocs.org/engine/lycoming-io-540-k1g5

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 2026-17-10](https://openairdocs.org/ad/2026-17-10): Reciprocating Engine Cylinder Section · Lycoming Engines O-235, O-235-A, O-235-AP and 159 more. Effective Sep 14, 2026
- [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 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 2005-19-11](https://openairdocs.org/ad/2005-19-11): Crankshafts · Lycoming Engines AEIO-360-A1B6, AEIO-360-A1E6, AEIO-540-D4A5 and 59 more. Effective Oct 21, 2005
- [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 99-04-04](https://openairdocs.org/ad/99-04-04): Impulse Coupling Pawl · Lycoming Engines IO-540-K1A5, IO-540-K1B5, IO-540-K1G5 and 6 more. Effective Feb 25, 1999
- [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 96-23-03](https://openairdocs.org/ad/96-23-03): High pressure fuel pumps · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 174 more. Effective Dec 23, 1996
- [AD 96-09-10](https://openairdocs.org/ad/96-09-10): Oil pump · Lycoming Engines AEIO-320-E1A, AEIO-320-E1B, AEIO-320-E2A and 334 more. Effective Jul 15, 1996
- [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 83-22-04](https://openairdocs.org/ad/83-22-04): Injector Fuel Diaphragm Stem · Lycoming Engines AEIO-540-L1B5D, IO-540-AA1A5, IO-540-G1B5 and 30 more. Effective Nov 4, 1983
- [AD 79-04-05](https://openairdocs.org/ad/79-04-05): Regulator Diaphragm Stem Assembly · Lycoming Engines AEIO-320-D1B, AEIO-320-E1A, AEIO-320-E1B and 215 more. Effective Sep 26, 1979
- [AD 78-23-10](https://openairdocs.org/ad/78-23-10): Center Body Bellows Seal Assembly · Lycoming Engines AEIO-320-D1B, AEIO-320-E1A, AEIO-320-E1B and 218 more. Effective Nov 7, 1978
- [AD 75-08-09](https://openairdocs.org/ad/75-08-09): Oil Pump Drive Shaft · Lycoming Engines AEIO-360-A1B, AEIO-360-A1B6, AEIO-360-A1C and 365 more. Effective Aug 18, 1977

Historical (superseded or no longer in force):

- [AD 2024-21-02](https://openairdocs.org/ad/2024-21-02) (historical): Engine (Reciprocating) · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 548 more. Effective Dec 5, 2024
- [AD 2011-26-04](https://openairdocs.org/ad/2011-26-04) (historical): Externally mounted fuel injector fuel lines · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1B and 186 more. Effective Jan 25, 2012
- [AD 2011-15-10](https://openairdocs.org/ad/2011-15-10) (historical): Fuel servos · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 256 more. Effective Aug 16, 2011
- [AD 2008-14-07](https://openairdocs.org/ad/2008-14-07) (historical): Externally mounted fuel injector fuel lines · Textron Lycoming, AVCO AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1B and 185 more. Effective Aug 14, 2008
- [AD 2008-08-14](https://openairdocs.org/ad/2008-08-14) (historical): Fuel injection servo plugs · Superior Air Parts AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 242 more. Effective Apr 29, 2008
- [AD 2008-06-51](https://openairdocs.org/ad/2008-06-51) (historical): Fuel injection servo plugs · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 235 more
- [AD 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 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
- [AD 81-18-04 R2](https://openairdocs.org/ad/81-18-04-R2) (historical): Engine Oil Pump Driven Impeller and Shaft · Textron Lycoming, AVCO AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 376 more. Effective Jun 7, 1982

## Information bulletins (advisory) (7)

- [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-13-06](https://openairdocs.org/saib/NE-13-06): Pushrod Shroud Spring Retainers, Engine Components Part No. AEL14995, for Lycoming Engines 320, 360, and 540 Series Engines. Issued Nov 21, 2012
- [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 (48)

- [N1030N](https://openairdocs.org/aircraft/N1030N): [Dcaw Aviation LLC](https://openairdocs.org/faa-owner/DCAW%20AVIATION%20LLC), [Advance, NC](https://openairdocs.org/faa-place/NC/Advance), built 2006, S/N 3246242
- [N1040Z](https://openairdocs.org/aircraft/N1040Z): [Donnelly Jeff E](https://openairdocs.org/faa-owner/DONNELLY%20JEFF%20E), [Pembroke, MA](https://openairdocs.org/faa-place/MA/Pembroke), built 2006, S/N 3232062
- [N1066E](https://openairdocs.org/aircraft/N1066E): [Rising Skies LLC](https://openairdocs.org/faa-owner/RISING%20SKIES%20LLC), [Carefree, AZ](https://openairdocs.org/faa-place/AZ/Carefree), built 2006, S/N 3246244
- [N115FM](https://openairdocs.org/aircraft/N115FM): [Cary Steven B](https://openairdocs.org/faa-owner/CARY%20STEVEN%20B), [Brookshire, TX](https://openairdocs.org/faa-place/TX/Brookshire), S/N 160
- [N123YA](https://openairdocs.org/aircraft/N123YA): [Aircraft Guaranty Corp Trustee](https://openairdocs.org/faa-owner/AIRCRAFT%20GUARANTY%20CORP%20TRUSTEE), [Oklahoma City, OK](https://openairdocs.org/faa-place/OK/Oklahoma%20City), built 1979, S/N 32-7940258
- [N125HB](https://openairdocs.org/aircraft/N125HB): [Kansas Farm & Ranch Inc](https://openairdocs.org/faa-owner/KANSAS%20FARM%20%26%20RANCH%20INC), [Seneca, KS](https://openairdocs.org/faa-place/KS/Seneca), built 1978, S/N 367860021
- [N135E](https://openairdocs.org/aircraft/N135E): [Sport Flying USA Inc](https://openairdocs.org/faa-owner/SPORT%20FLYING%20USA%20INC), [Ronkonkoma, NY](https://openairdocs.org/faa-place/NY/Ronkonkoma), built 1975, S/N 17266591
- [N1673H](https://openairdocs.org/aircraft/N1673H): [Tronerud Jason](https://openairdocs.org/faa-owner/TRONERUD%20JASON), [Maple Grove, MN](https://openairdocs.org/faa-place/MN/Maple%20Grove), built 1977, S/N 32-7740037
- [N171DL](https://openairdocs.org/aircraft/N171DL): [Gibson Aviation LLC](https://openairdocs.org/faa-owner/GIBSON%20AVIATION%20LLC), [Chandler, AZ](https://openairdocs.org/faa-place/AZ/Chandler), built 2007, S/N 3158
- [N199MW](https://openairdocs.org/aircraft/N199MW): [Woftam Inc Trustee](https://openairdocs.org/faa-owner/WOFTAM%20INC%20TRUSTEE), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 1979, S/N 327940219
- [N1ML](https://openairdocs.org/aircraft/N1ML): [Backes Evan J](https://openairdocs.org/faa-owner/BACKES%20EVAN%20J), [Destin, FL](https://openairdocs.org/faa-place/FL/Destin), built 1993, S/N 3086
- [N200FK](https://openairdocs.org/aircraft/N200FK): [Jmm Air LLC](https://openairdocs.org/faa-owner/JMM%20AIR%20LLC), [Put In Bay, OH](https://openairdocs.org/faa-place/OH/Put%20In%20Bay), built 2007, S/N 3232072
- [N221DJ](https://openairdocs.org/aircraft/N221DJ): [Aerospace Center For Excellence](https://openairdocs.org/faa-owner/AEROSPACE%20CENTER%20FOR%20EXCELLENCE), [Lakeland, FL](https://openairdocs.org/faa-place/FL/Lakeland), built 2011, S/N 094
- [N239ST](https://openairdocs.org/aircraft/N239ST): [N239st LLC](https://openairdocs.org/faa-owner/N239ST%20LLC), [Peachtree City, GA](https://openairdocs.org/faa-place/GA/Peachtree%20City), built 2006, S/N 3246239
- [N241SE](https://openairdocs.org/aircraft/N241SE): [Carrie Chad Michael](https://openairdocs.org/faa-owner/CARRIE%20CHAD%20MICHAEL), [Fort Worth, TX](https://openairdocs.org/faa-place/TX/Fort%20Worth), built 2006, S/N 3246241
- [N2617M](https://openairdocs.org/aircraft/N2617M): [Barrett Gaston W DBA](https://openairdocs.org/faa-owner/BARRETT%20GASTON%20W%20DBA), [Philadelphia, MS](https://openairdocs.org/faa-place/MS/Philadelphia), built 1977, S/N 32-7840051
- [N26EY](https://openairdocs.org/aircraft/N26EY): [Richards Del](https://openairdocs.org/faa-owner/RICHARDS%20DEL), [New Bern, NC](https://openairdocs.org/faa-place/NC/New%20Bern), built 1988, S/N 3048
- [N3005J](https://openairdocs.org/aircraft/N3005J): [Principal Management Group LLC](https://openairdocs.org/faa-owner/PRINCIPAL%20MANAGEMENT%20GROUP%20LLC), [Allentown, PA](https://openairdocs.org/faa-place/PA/Allentown), built 2007, S/N 3232069
- [N30EL](https://openairdocs.org/aircraft/N30EL): [Gray James C](https://openairdocs.org/faa-owner/GRAY%20JAMES%20C), [Jupiter, FL](https://openairdocs.org/faa-place/FL/Jupiter), built 2009, S/N 54
- [N3111C](https://openairdocs.org/aircraft/N3111C): [Salt Air Aviation LLC](https://openairdocs.org/faa-owner/SALT%20AIR%20AVIATION%20LLC), [Chapel Hill, NC](https://openairdocs.org/faa-place/NC/Chapel%20Hill), built 2006, S/N 3232057
- [N31LY](https://openairdocs.org/aircraft/N31LY): [Tofte Arthur Shawn](https://openairdocs.org/faa-owner/TOFTE%20ARTHUR%20SHAWN), [Lewis Center, OH](https://openairdocs.org/faa-place/OH/Lewis%20Center), built 2008, S/N 3RX011
- [N323ST](https://openairdocs.org/aircraft/N323ST): [Cook Edward J](https://openairdocs.org/faa-owner/COOK%20EDWARD%20J), [Marathon, FL](https://openairdocs.org/faa-place/FL/Marathon), built 2006, S/N 3232060
- [N329RW](https://openairdocs.org/aircraft/N329RW): [Hansen Glenn J](https://openairdocs.org/faa-owner/HANSEN%20GLENN%20J), [Fairfield, CT](https://openairdocs.org/faa-place/CT/Fairfield), built 2007, S/N 3232073
- [N3559C](https://openairdocs.org/aircraft/N3559C): [Delta Blue Line LLC](https://openairdocs.org/faa-owner/DELTA%20BLUE%20LINE%20LLC), [Collierville, TN](https://openairdocs.org/faa-place/TN/Collierville), built 1979, S/N 32-7940279
- [N370WC](https://openairdocs.org/aircraft/N370WC): [International Air Services Inc Trustee](https://openairdocs.org/faa-owner/INTERNATIONAL%20AIR%20SERVICES%20INC%20TRUSTEE), [Carson City, NV](https://openairdocs.org/faa-place/NV/Carson%20City), built 1978, S/N 32-7840196
- [N381AB](https://openairdocs.org/aircraft/N381AB): [Witt Anthony Joseph](https://openairdocs.org/faa-owner/WITT%20ANTHONY%20JOSEPH), [Plymouth, IN](https://openairdocs.org/faa-place/IN/Plymouth), built 2006, S/N 3232063
- [N422P](https://openairdocs.org/aircraft/N422P): [Ricmar Aviation LLC](https://openairdocs.org/faa-owner/RICMAR%20AVIATION%20LLC), [Lewes, DE](https://openairdocs.org/faa-place/DE/Lewes), built 2007, S/N 3232065
- [N42CJ](https://openairdocs.org/aircraft/N42CJ): [Newman Robert A](https://openairdocs.org/faa-owner/NEWMAN%20ROBERT%20A), [Discovery Bay, CA](https://openairdocs.org/faa-place/CA/Discovery%20Bay), built 1979, S/N 32-7940149
- [N444TP](https://openairdocs.org/aircraft/N444TP): [Harvey Jerry](https://openairdocs.org/faa-owner/HARVEY%20JERRY), [Orlando, FL](https://openairdocs.org/faa-place/FL/Orlando), built 2014, S/N 3348
- [N456BA](https://openairdocs.org/aircraft/N456BA): [Bergey Aerospace Co Inc](https://openairdocs.org/faa-owner/BERGEY%20AEROSPACE%20CO%20INC), [Norman, OK](https://openairdocs.org/faa-place/OK/Norman), built 2017, S/N 0001
- [N468SQ](https://openairdocs.org/aircraft/N468SQ): [Carl Cardinal LLC](https://openairdocs.org/faa-owner/CARL%20CARDINAL%20LLC), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 2007, S/N 3232068
- [N469BJ](https://openairdocs.org/aircraft/N469BJ): [B-29 Enterprises Inc](https://openairdocs.org/faa-owner/B-29%20ENTERPRISES%20INC), [Canoga Park, CA](https://openairdocs.org/faa-place/CA/Canoga%20Park), built 1981, S/N 32-8206017
- [N50938](https://openairdocs.org/aircraft/N50938): [J & J Ag Products Inc](https://openairdocs.org/faa-owner/J%20%26%20J%20AG%20PRODUCTS%20INC), [Clewiston, FL](https://openairdocs.org/faa-place/FL/Clewiston), built 2001, S/N 3246184
- [N643MA](https://openairdocs.org/aircraft/N643MA): [Pritchetts Point LLC](https://openairdocs.org/faa-owner/PRITCHETTS%20POINT%20LLC), [New Castle, IN](https://openairdocs.org/faa-place/IN/New%20Castle), built 2006, S/N 3246243
- [N65FC](https://openairdocs.org/aircraft/N65FC): [Coldpatrol LLC](https://openairdocs.org/faa-owner/COLDPATROL%20LLC), [Mount Pleasant, SC](https://openairdocs.org/faa-place/SC/Mount%20Pleasant), built 1977, S/N 32-7740094
- [N66SW](https://openairdocs.org/aircraft/N66SW): [Aviator 20 LLC](https://openairdocs.org/faa-owner/AVIATOR%2020%20LLC), [Saint Louis, MO](https://openairdocs.org/faa-place/MO/Saint%20Louis), built 2013, S/N 001
- [N725DG](https://openairdocs.org/aircraft/N725DG): [Red Pine Exploration & Research LLC](https://openairdocs.org/faa-owner/RED%20PINE%20EXPLORATION%20%26%20RESEARCH%20LLC), [Boca Raton, FL](https://openairdocs.org/faa-place/FL/Boca%20Raton), built 1977, S/N 32-7840032
- [N727GR](https://openairdocs.org/aircraft/N727GR): [Parth Aviation LLC](https://openairdocs.org/faa-owner/PARTH%20AVIATION%20LLC), [Terre Haute, IN](https://openairdocs.org/faa-place/IN/Terre%20Haute), built 2006, S/N 3246238
- [N75RE](https://openairdocs.org/aircraft/N75RE): [Sarasota Wings LLC](https://openairdocs.org/faa-owner/SARASOTA%20WINGS%20LLC), [Nokomis, FL](https://openairdocs.org/faa-place/FL/Nokomis), built 1982, S/N 32-8206031
- [N78JF](https://openairdocs.org/aircraft/N78JF): [Race39 LLC](https://openairdocs.org/faa-owner/RACE39%20LLC), [Kenmore, WA](https://openairdocs.org/faa-place/WA/Kenmore), built 2018, S/N 3068
- [N812MN](https://openairdocs.org/aircraft/N812MN): [Carlisle Max](https://openairdocs.org/faa-owner/CARLISLE%20MAX), [Fairview, OK](https://openairdocs.org/faa-place/OK/Fairview), built 2026, S/N M561-120/121
- [N8238C](https://openairdocs.org/aircraft/N8238C): [Avionics Engineering Center](https://openairdocs.org/faa-owner/AVIONICS%20ENGINEERING%20CENTER), [Athens, OH](https://openairdocs.org/faa-place/OH/Athens), built 1980, S/N 32-8006072
- [N82DF](https://openairdocs.org/aircraft/N82DF): [Veritas Aviation LLC](https://openairdocs.org/faa-owner/VERITAS%20AVIATION%20LLC), [Kalispell, MT](https://openairdocs.org/faa-place/MT/Kalispell), built 1981, S/N 32-8206003
- [N8433N](https://openairdocs.org/aircraft/N8433N): [Brickhaus David J](https://openairdocs.org/faa-owner/BRICKHAUS%20DAVID%20J), [Weldon Spring, MO](https://openairdocs.org/faa-place/MO/Weldon%20Spring), built 1981, S/N 32-8106095
- [N874MA](https://openairdocs.org/aircraft/N874MA): [Pilipis Maximiliano](https://openairdocs.org/faa-owner/PILIPIS%20MAXIMILIANO), [Brooksville, FL](https://openairdocs.org/faa-place/FL/Brooksville), built 2007, S/N 3232074
- [N878DR](https://openairdocs.org/aircraft/N878DR): [Five Star Aviation LLC](https://openairdocs.org/faa-owner/FIVE%20STAR%20AVIATION%20LLC), [Greer, SC](https://openairdocs.org/faa-place/SC/Greer), S/N 32-46055
- [N9107K](https://openairdocs.org/aircraft/N9107K): [Beidoun Bassam A](https://openairdocs.org/faa-owner/BEIDOUN%20BASSAM%20A), [Auburn Hills, MI](https://openairdocs.org/faa-place/MI/Auburn%20Hills), built 1977, S/N 32-7840029
- [N941DS](https://openairdocs.org/aircraft/N941DS): [Mirror Invincible LLC](https://openairdocs.org/faa-owner/MIRROR%20INVINCIBLE%20LLC), [Rotonda, FL](https://openairdocs.org/faa-place/FL/Rotonda), built 1996, S/N 3246050

## NTSB investigations (5)

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

- [NTSB ERA13LA173](https://openairdocs.org/ntsb/ERA13LA173), Mar 17, 2013: New Piper PA32-301FT (N32EV), Stafford, VA, substantial damage. Probable cause: The pilot's improper placement of the fuel tank selector handle during approach, which resulted in a total loss of engine power due to fuel starvation.
- [NTSB DFW08LA058](https://openairdocs.org/ntsb/DFW08LA058), Jan 28, 2008: Piper PA32-301FT (N1053F), Wiggins, MS, substantial damage. Probable cause: The failure of the fuel servo gasket and subsequent partial loss of engine power. Contributing to the accident was the none-suitable terrain for the forced landing.
- [NTSB NYC07FA083](https://openairdocs.org/ntsb/NYC07FA083), Mar 24, 2007: Piper PA-32R-301 (N324ST), Jacksonville, MD, destroyed, 3 fatal. Probable cause: The pilot's failure to maintain control of the airplane which was a result of spatial disorientation after takeoff into instrument conditions with an operationally degraded electronic primary flight…
- [NTSB LAX00LA184](https://openairdocs.org/ntsb/LAX00LA184), May 7, 2000: McCoy Glasair III (N1ML), Burbank, CA, substantial damage. Probable cause: The failure of the pilot to maintain a proper glidepath, which resulted in a collision with a power pole and damage to the landing gear.
- [NTSB CHI80DER67](https://openairdocs.org/ntsb/CHI80DER67), Sep 12, 1980: Piper PA-32 (N3559C), Litchfield, MN, substantial damage

## FAA accident and incident reports (12)

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

- [Incident 20211104018929I](https://openairdocs.org/incident/20211104018929I), Nov 4, 2021: New Piper Aircraft Inc PA-32R-301 (N241SE), New Castle, DE, Minor damage. Upon level off pilot noticed gear was not up and locked and three green lights not displayed. Noticed landing gear control circuit breaker tripped. Selected…
- [Incident 20210608006719I](https://openairdocs.org/incident/20210608006719I), Jun 8, 2021: Olson Dorian SEAWIND 3000 (N221DJ), Sarasota, FL, No damage. On 06-08-2021, at approximately 1236 EDT (1636 z), N221DJ, a 2011 Olson Dorian, seawind 3000, while being utilized to provide flight instruction flight with…
- [Incident 20181007020759I](https://openairdocs.org/incident/20181007020759I), Oct 7, 2018: Canton Paul A VELOCITY XL RG (N31LY), Urbana, OH, Minor damage. Aircraft N31LY departed Delaware Ohio (kdlz) with a group of other aircraft at 1030 on 10-7-2018 enroute to kmie. Before reaching kmie the decision was made to…
- [Incident 20131015019869I](https://openairdocs.org/incident/20131015019869I), Oct 15, 2013: Piper PA-32-301 (N82DF), Berlin, MD, Minor damage. Aircraft was landing at Ocean City Municipal Airport just after dark on runway 2. The approach was low and the aircraft hit the top of the trees. The left wing…
- [Accident 20130317014019A](https://openairdocs.org/incident/20130317014019A), Mar 17, 2013: New Piper Aircraft Inc PA32-301FT (N32EV), Stafford, VA, Destroyed. The aircraft was on approach to Stafford airport to pick up a passenger in VMC conditions. During the approach to the airport the aircraft experienced an…
- [Incident 20090430005119I](https://openairdocs.org/incident/20090430005119I), Apr 30, 2009: Piper PA32301FT (N1040Z), Spokane, WA, Minor damage. (-23) The pilot [privacy data omitted], was cleared for the option on runway 3L at Spokane Felts Field (sff). He was flying his 1930 laird LC-1B-300, N10402.…
- [Accident 20080128009889A](https://openairdocs.org/incident/20080128009889A), Jan 28, 2008: Piper PA32301FT (N1053F), Wiggins, MS, Substantial damage. (-23) Aircraft was at 7500' when the engine lost power. Pilot could not make nearest airport (M24) and landed in open field, hit a burn of tree limbs,…
- [Accident 20070324004519A](https://openairdocs.org/incident/20070324004519A), Mar 24, 2007: Piper PA32R301 (N324ST), Jacksonville, MD, Destroyed, 3 fatal. (-23) Aircraft took off from harford county airport in churchville (0W3). People in the area did not see the aircraft crash but heard the impact. Aircraft…
- [Accident 20000507004359A](https://openairdocs.org/incident/20000507004359A), May 7, 2000: Amtr GLASAIRIII (N1ML), Burbank, CA, Substantial damage. (-23) Aircraft collided with a telephone pole in approach to whiteman airpark, the continued flight to Burbank (bur) airport where he landed and collided with…
- [Incident 19910726035019I](https://openairdocs.org/incident/19910726035019I), Jul 26, 1991: Cessna A188B (N781AG), Munich, ND, Minor damage. Right brake locked up while landing on a dry county road. Aircraft nosed over.
- [Incident 19901228064729I](https://openairdocs.org/incident/19901228064729I), Dec 28, 1990: Piper PA32300 (N3559C), Fort Pierce, FL. Pilot used taxiway instead of runway for takeoff. Engine problem on climb and returned to airport.
- [Accident 19800912041659A](https://openairdocs.org/incident/19800912041659A), Sep 12, 1980: Piper PA32300 (N3559C), Litchfield, MN, Substantial damage. Landed fast on wet grass runway, skidded sidways off end of runway.

## Service difficulty reports (163, newest 50)

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

- [SDR 8TNC202609060001](https://openairdocs.org/sdr/8TNC202609060001), Sep 6, 2026: CASE. CRACKED. THIS ENGINE HAS BEEN REMOVED FROM SERVICE DUE TO A CRACK ON THE RT SIDE OF THE CASE BELOW THE NR 3 CYLINDER AT THE FORWARD LOWER CYLINDER HOLD DOWN NUT. CRACK S
- [SDR 2024FA0000727](https://openairdocs.org/sdr/2024FA0000727), Sep 19, 2024: CYLINDER. DAMAGED. ALL CYLINDERS WERE FOUND TIGHTLY INSTALLED TO THE ENGINE CASE AND REMOVED FOR EXAMINATION. CYLINDERS NUMBER 1, 2, AND 6 WERE REMOVED WITH MINOR RESISTANCE ONCE 
- [SDR 2022FA0000288](https://openairdocs.org/sdr/2022FA0000288), Dec 3, 2021: LANDING GEAR. NONE. ON 12/3/2021 ON TAKE-OFF ROLL, THE NOSE LANDING GEAR SUDDENLY RETRACTED CAUSING THE AIRCRAFT TO SUFFER A PROP STRIKE AND OTHER NON-STRUCTURAL DAMAGE. THE CAUSE 
- [SDR 2021F00275](https://openairdocs.org/sdr/2021F00275), Aug 17, 2021: MAGNETO. MALFUNCTIONED. WHILE IN CRUISE FLIGHT EXPERIENCED ABNORMAL ENGINE NOISES AND SURGES. SUSPECTED MAG ISSUE DUE TO JUST INSTALLED SUREFLY ELECTRONIC MAG. DECLARED AN EMERGENCY AN
- [SDR 2018FA0000447](https://openairdocs.org/sdr/2018FA0000447), Oct 25, 2018: IMPULSE COUPLING. MALFUNCTIONED. APPEARS TO HAVE BEEN CAUSED BY IMPULSE COUPLER FAILURE. MAG CAUSED GEAR PN 71652 AND BEARING PN67542 TO FAIL.
- [SDR D1NR201709200001](https://openairdocs.org/sdr/D1NR201709200001), Aug 22, 2017: TRUNNION. FAILED. DURING LANDING ROLL-OUT, THE NOSE LANDING GEAR COLLAPSED. DURING INSPECTION, IT WAS DETERMINED THE TRUNNION ASSEMBLY WAS FOUND TO HAVE FAILED NEAR THE NOSE GEAR
- [SDR DSFA2016041100097](https://openairdocs.org/sdr/DSFA2016041100097), Apr 11, 2016: IMPULSE COUPLING. DEFECTIVE. REMOVED MAGNETO MODEL 6351 FOR THE 250 HOUR IMPULSE INSPECTION REQUIRED BY AD 99-04-04. THE MAGNETO IMPULSE COUPLING FAILED THE INSPECTION SO WE INSTALLED A SER
- [SDR P9KA2014122201](https://openairdocs.org/sdr/P9KA2014122201), Dec 22, 2014: INTAKE VALVE. LEAKING. DURING A ROUTINE 100 HOUR INSPECTION, THE NR 2 CYLINDER WAS FOUND TO HAVE COMPRESSION OF 30/80 WITH LEAKAGE OUT THE INTAKE VLV. THIS IS THE THIRD OCCURRENCE OF 
- [SDR CY4R201309050001](https://openairdocs.org/sdr/CY4R201309050001), Apr 4, 2013: NOZZLE. MISSING. DURING CRUISE FLIGHT, A LOUD NOISE WAS HEARD COMING FROM THE ENGINE COMPARTMENT. FOLLOWED BY AN AIRFRAME VIBRATION, WHICH WAS FOLLOWED BY AN ENGINE SHUT DOWN. A
- [SDR 2012F00133](https://openairdocs.org/sdr/2012F00133), Jul 10, 2012: CRANKCASE. CRACKED. CRACK WAS DISCOVERED IN THE FORWARD LEFT CASE HALF PROPAGATING OUT FROM NR 2 CYLINDER BASE. DAMAGE FOUND DURING ROUTINE 100 HOUR INSPECTION. ENGINE GROUND RUN C
- [SDR 2011FA0000519](https://openairdocs.org/sdr/2011FA0000519), Aug 5, 2011: CONTROL ARM. BROKEN. THE PILOT REPORTED THAT THE RUDDER TRIM WAS WEAK. INVESTIGATION LED TO FINDING THE ARM ATTACH POINT ON THE RUDDER CONTROL ARM ASSY (63457-003) HAD BROKEN OFF. T
- [SDR 2011FA0000279](https://openairdocs.org/sdr/2011FA0000279), Apr 7, 2011: CONTROL CABLE. FAILED. DURING TOUCH AND GO`S, AFTER COMPLETING THE SECOND TOUCH AND GO, AND WITH FULL POWER IN A CLIMB AT AN ALTITUDE OF APPROX 15 FEET, THE NOSE OF THE ACFT PITCHED D
- [SDR 2010FA0001266](https://openairdocs.org/sdr/2010FA0001266), Dec 29, 2010: CONTROL CABLE. BROKEN. LOWER FWD STABILATOR CONTROL CABLE, THREADED ROD END BROKE AT THE SAFETY WIRE WRAP WHERE IT THREADS INTO THE TURNBUCKLE THE ONLY THING HOLDING CABLE TOGETHER WA
- [SDR 2010FA0000725](https://openairdocs.org/sdr/2010FA0000725), Jul 15, 2010: SPLINE. SHEARED. FUEL PUMP RECEIVED WITH A SHEARED OFF SPLINE COUPLING. A TEARDOWN ANALYSIS, INSP REPORT EVALUATION, ORIGINAL SALES AND CERTIFICATION DOCUMENTS, APPLICABLE PAGES
- [SDR 2010FA0000583](https://openairdocs.org/sdr/2010FA0000583), May 14, 2010: BLADE. FAILED. ((ZY2R)) LOSS OF BLADE TIP IN-FLIGHT. IN FLIGHT, PILOT EXPERIENCED SUDDEN VIBRATION. AS HE WAS OVER AN AIRPORT, IMMEDATELY POWERED BACK AND LANDED THE ACFT APPR
- [SDR 2009FA0000469](https://openairdocs.org/sdr/2009FA0000469), Mar 22, 2009: CYLINDER HEAD. SEPARATED. THIS CYLINDER HAS ONE (1) HOUR OF TEST CELL TIME. THE DEFECT WAS DISCOVERED AND BELIEVED TO BE HEAD BARREL SEPARATION. PERFORMED A COMPRESSION TEST WITH SOAP AN
- [SDR 2009FA0000470](https://openairdocs.org/sdr/2009FA0000470), Mar 22, 2009: CYLINDER HEAD. SEPARATED. THIS CYLINDER HAS ONE (1) HOUR OF TEST CELL TIME. THE DEFECT WAS DISCOVERED AND BELIEVED TO BE HEAD BARREL SEPARATION. PERFORMED A COMPRESSION TEST WITH SOAP AN
- [SDR 2009FA0000471](https://openairdocs.org/sdr/2009FA0000471), Mar 22, 2009: CYLINDER HEAD. SEPARATED. THIS CYLINDER HAS ONE (1) HOUR OF TEST CELL TIME. THE DEFECT WAS DISCOVERED AND BELIEVED TO BE HEAD BARREL SEPARATION. PERFORMED A COMPRESSION TEST WITH SOAP AN
- [SDR 2009FA0000472](https://openairdocs.org/sdr/2009FA0000472), Mar 22, 2009: CYLINDER HEAD. SEPARATED. THIS CYLINDER HAS ONE (1) HOUR OF TEST CELL TIME. THE DEFECT WAS DISCOVERED AND BELIEVED TO BE HEAD BARREL SEPARATION. PERFORMED A COMPRESSION TEST WITH SOAP AN
- [SDR 2009FA0000473](https://openairdocs.org/sdr/2009FA0000473), Mar 22, 2009: CYLINDER HEAD. SEPARATED. THIS CYLINDER HAS ONE (1) HOUR OF TEST CELL TIME. THE DEFECT WAS DISCOVERED AND BELIEVED TO BE HEAD BARREL SEPARATION. PERFORMED A COMPRESSION TEST WITH SOAP AN
- [SDR 2009FA0000474](https://openairdocs.org/sdr/2009FA0000474), Mar 22, 2009: CYLINDER HEAD. SEPARATED. THIS CYLINDER HAS ONE (1) HOUR OF TEST CELL TIME. THE DEFECT WAS DISCOVERED AND BELIEVED TO BE HEAD BARREL SEPARATION. PERFORMED A COMPRESSION TEST WITH SOAP AN
- [SDR FFKA01272008001](https://openairdocs.org/sdr/FFKA01272008001), Jan 27, 2009: PUMP. FAILED. PILOT REPORTED A VACUUM FAILURE WHILE EN ROUTE TO KCAE.
- [SDR PNSA110804](https://openairdocs.org/sdr/PNSA110804), Nov 21, 2008: PUMP. FAILED. AFTER TAKEOFF PILOT SHUT THE FUEL BOOST PUMP (ELECTRIC) AND NOTICED AN IMMEDIATE FUEL FLOW REDUCTION, AND ENGINE BEGAN TO SHUT DOWN. PILOT TURNED BOOST PUMP BAC
- [SDR 2008FA0000409](https://openairdocs.org/sdr/2008FA0000409), Jun 7, 2008: ALTERNATOR. DAMAGED. 4 SCREWS THAT HOLD THE RECTIFIER PLATE INTO THE BACK CASE OF ALTERNATOR CAME LOOSE AND CONTACTED THE ROTOR, DESTROYED ALTERNATOR. (K)
- [SDR 2008FA0000263](https://openairdocs.org/sdr/2008FA0000263), Apr 3, 2008: CYLINDER. CRACKED. NR 2 CYL CRACKED FROM UPPER SPARK PLUG HOLE TO THE EXHAUST VALVE SEAT. CRACK IN HEAD LED TO FAILURE OF EXHAUST PUSHROD HOUSING, AND DEFORMATION OF THE EXHAUST P
- [SDR 2008F00002](https://openairdocs.org/sdr/2008F00002), Jun 11, 2007: MUFFLER. BROKEN. ON CLIMB AFTER TAKEOFF, PILOT HEARD BANG IN ENGINE COMPARTMENT, SMOKE AND FLAMES ENTERED CABIN AT PILOT'S FEET. AFTER LANDING AIRCRAFT, AIRCRAFT BURN, TOTAL LOS
- [SDR PNSA070505](https://openairdocs.org/sdr/PNSA070505), May 19, 2007: PUMP. MALFUNCTIONED. LOW FUEL FLOW. REMOVED AND REPLACED FUEL PUMP.
- [SDR PNSA070401](https://openairdocs.org/sdr/PNSA070401), Apr 13, 2007: FUEL NOZZLE. MALFUNCTIONED. ON TAKEOFF ENGINE BEGIN RUNNING ROUGH LANDED AND CALLED MX. REMOVED AND REPLACED FUEL NOZZLES.
- [SDR FFKA114](https://openairdocs.org/sdr/FFKA114), Feb 26, 2007: GEAR. DAMAGED. PILOT REPORTED THAT THE ENGINE IS RUNNING ROUGH DURING TAXI AND HAD A BAD MAGNETO DROP. MAINTENANCE INVESTIGATED AND FOUND THE GEAR TEETH P/N 10-682016 BROKEN O
- [SDR PNSA070105](https://openairdocs.org/sdr/PNSA070105), Jan 30, 2007: LINE. LOOSE. WHILE EN ROUTE FROM AKN TO DLG, THE PILOT NOTICED OIL PRESSURE WAS ON THE LOW REDLINE AND THE OIL ANNUNCIATOR WAS ON. AIRCRAFT LANDED NORMALLY IN DLG AND PILOT 
- [SDR YAX2006F00000](https://openairdocs.org/sdr/YAX2006F00000), Dec 12, 2006: BOLT. BROKEN. FOUND BOLT BROKEN AT NR 1 CYLINDER BASE. NUT AND SPACER FROM OPPOSITE SIDE MISSING AT TIME OF INSPECTION. (K)
- [SDR 2006FA0001179](https://openairdocs.org/sdr/2006FA0001179), Dec 5, 2006: CONNECTING ROD. FAILED. INTERNAL ENGINE FAILURE, CYLINDERS 2 AND 4 CONNECTING RODS FAILED. ENGINE WAS ORIGINAL TO THE AIRCRAFT (1979).
- [SDR GQ72006F00000](https://openairdocs.org/sdr/GQ72006F00000), Mar 7, 2006: TRUNNION. CRACKED. UPON INSPECTION OF THE NOSE GEAR. A 4.5 INCH CRACK WAS FOUND IN THE TUBULAR AREA OF THE LANDING GEAR TRUNNION. CAUSE IS UNKNOWN, BUT SUSPECT HARD LANDING, OR NO
- [SDR 2006FA0000230](https://openairdocs.org/sdr/2006FA0000230), Feb 23, 2006: TRUNNION. CRACKED. UPON INSPECTION OF THE NOSE GEAR. A 4.5 INCH CRACK WAS FOUND IN THE TUBULAR AREA OF THE LANDING GEAR TRUNNION CAUSE IS UNKNOWN, BUT SUSPECT HARD LANDING OR NOSE
- [SDR LGD2005F00000](https://openairdocs.org/sdr/LGD2005F00000), Nov 17, 2005: LANDING GEAR. COLLAPSED. GEAR BROKE ON LANDING ROLLOUT EST. 700 HOURS ON 3600 FLUIDINE SKIS, EST 7,000 HRS ON WHEEL ADAPTERS WITH 8:50 X 10 TIRES. RECOMMEND INSPECTIONS OR LIFE LIMITED 
- [SDR PNSA051103](https://openairdocs.org/sdr/PNSA051103), Nov 16, 2005: AXLE. BROKEN. AIRCRAFT WAS DEPARTING WITH QUARTERING CROSSWIND JUST AS THE AIRCRAFT WAS ROTATING PILOT FELT AND HEARD A (THUD) ON THE RT SIDE OF AIRPLANE. AIRCRAFT RETURNED T
- [SDR PNSA060502](https://openairdocs.org/sdr/PNSA060502), Jun 22, 2005: FUEL CONTROL. UNKNOWN. PILOT WAS TAKING OFF AND JUST AS HE ROTATED THE ENGINE BEGAN TO RUN ROUGH, THE PILOT HAVING RUNAWAY LEFT LANDED AND SHUT DOWN ENGINE. MX STARTED THE ENGINE AFTE
- [SDR 2005FA0000445](https://openairdocs.org/sdr/2005FA0000445), Mar 7, 2005: RACK. DISLODGED. DURING ANNUAL INSPECTION, FOUND ELT LAYING ON THE CONTROL CABLES IN AFT FUSELAGE. LATCH AHD FAILED ON ELT RACK. (EA21200505230) (K)
- [SDR AU510001607](https://openairdocs.org/sdr/AU510001607), Jan 7, 2005: LANDING GEAR. COLLAPSED. LT MAIN LANDING GEAR COLLAPSED. AIRCRAFT AND LANDING GEAR DAMAGED.
- [SDR LAB2004F00001](https://openairdocs.org/sdr/LAB2004F00001), Sep 29, 2004: PROBE. INOPERATIVE. OAT (OUTSIDE AIR TEMPERATURE) PROBE INSTALLED IN CONJUNCTION WITH EFIS-SV SYSTEM FAILED. REPLACED PROBE WITH NEW AND CORRECTED PROBLEM.
- [SDR BJ3R200400002](https://openairdocs.org/sdr/BJ3R200400002), Sep 27, 2004: ALTERNATOR. DEFECTIVE. PREVIOUSLY INSTALLED OVERHAULED ALTERNATOR FAILED AFTER APPROXIMATELY 27 HOURS OF OPERATION. THE ALTERNATOR WAS MANUFACTURED BY KELLY AEROSPACE/ELECTROSYSTEMS. 
- [SDR LAB2004F00002](https://openairdocs.org/sdr/LAB2004F00002), Sep 21, 2004: AHRS. MALFUNCTIONED. AHRS (ALTITUDE HEADING REF SYSTEM) INSTALLED IAW EFIS-SV SYSTEM UNDER STC NR SA02203AK FAILED TO REPORT HEADING INDICATION.
- [SDR 2005FA0000441](https://openairdocs.org/sdr/2005FA0000441), Sep 15, 2004: DISPLAY. INOPERATIVE. THE INSTRUMENT DISPLAY UNIT (IDU) PRIMARY FLIGHT DISPLAY INSTALLED AS PART OF FLIGHT SYSTEM, INC EFIS-SV SYSTEM FAILED. DURING BOOT-UP, THE DISPLAY SHOWED VERTI
- [SDR 2004FA0000942](https://openairdocs.org/sdr/2004FA0000942), Sep 14, 2004: ADC. MALFUNCTIONED. UNIT REPORTING ERRONEOUS ALTITUDE READINGS UP TO 1000 FEET OFF. (AL05200401238)
- [SDR YAX2004F00000](https://openairdocs.org/sdr/YAX2004F00000), Jul 13, 2004: ADC. MALFUNCTIONED. ADC REPORTING TO IDU VARIED ALTITUDE OF +800 FEET. CROSSWIND COMPONENT ERRONEOUS AT TIMES. UNIT INSTALLED AS PART OF EFIS-SV SYSTEM.
- [SDR PNSA040701](https://openairdocs.org/sdr/PNSA040701), Jul 9, 2004: LINE. LOOSE. DURING CLIMB WHEN POWER WAS REDUCED ENGINE FUEL PRESSURE DROPPED AND ENGINE POWER WAS PARTIALLY LOSS. AIRCRAFT RETURNED TO AIRPORT AND MAINTENANCE FOUND FUEL IN
- [SDR 2004FA0000550](https://openairdocs.org/sdr/2004FA0000550), Jul 7, 2004: EXHAUST VALVE. BROKEN. THE PILOT REPORTED A LOSS OF POWER AND LOSING ALTITUDE TO AIR TRAFFIC. AN EMERGENCY LANDING WAS ACCOMPLISHED AT A PUBIC AIRPORT. MAINTENANCE PERSONNEL FOUND THE
- [SDR 2005FA0000438](https://openairdocs.org/sdr/2005FA0000438), Jun 16, 2004: AHRS. MALFUNCTIONED. AHRS REPORTING TO IDU WANDERING HEADING AND ERRONEOUS ACCELL/DECELERATION. UNIT INSTALLED AS PART OF FLIGHT SYSTEMS, INC EFIS-SV SYSTEM. (K)
- [SDR AUS20040441](https://openairdocs.org/sdr/AUS20040441), May 21, 2004: TRUNNION. CRACKED. (AUS) RT MAIN LANDING GEAR TRUNNION CRACKED.
- [SDR 2004F00146](https://openairdocs.org/sdr/2004F00146), May 17, 2004: POINTS. FAILED. INVESTIGATION OF MAGNETO FAILURE FOUND THAT THE CONTACT ARM OF THE PRIMARY POINT SET HAD SNAPPED OFF. THE BREAK OCCURED AT THE AREA WHERE THE STIFFENER FLANGES 

All 163: https://openairdocs.org/engine/lycoming-io-540-k1g5/reports.md

## STCs that may be installed (OpenAirDocs) (42)

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 SE2387CE](https://openairdocs.org/stc/SE2387CE): Installation of B & C Speciality Products lightweight (10.2 pounds) engine starter P/N BC 315-100-1(12 volt) or P/N BC 315-100-3(24 volt). B & C Specialty Products Inc. Lists IO-540 Series
- [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 IO-540 Series
- [STC SE4408SW](https://openairdocs.org/stc/SE4408SW): Miscellaneous engine cylinder replacement parts. Continental Motors, Inc. Lists IO-540 Series
- [STC SE7509SW](https://openairdocs.org/stc/SE7509SW): 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 IO-540 Series
- [STC SE7667SW](https://openairdocs.org/stc/SE7667SW): Installation of parts listed on Drawing List No. 8810-3, Rev 6. Continental Motors, Inc. Lists IO-540 Series
- [STC SE8776SW](https://openairdocs.org/stc/SE8776SW): Installation of coated cylinders and piston rings. Continental Motors, Inc. Lists IO-540 Series
- [STC SE00218NY](https://openairdocs.org/stc/SE00218NY): Replacement of Lycoming starter with SKY-TEC 12 volt starter installed. Hartzell Engine Technologies, LLC. Lists IO-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 SE00357NY](https://openairdocs.org/stc/SE00357NY): Replacement of Lycoming starter with SKY-TEC 24-volt starter installed. Hartzell Engine Technologies, LLC. Lists IO-540 Series
- [STC SE2901NM](https://openairdocs.org/stc/SE2901NM): Lycoming valve cover gasket. Real Gaskets Tennessee
- [STC SE2902NM](https://openairdocs.org/stc/SE2902NM): Lycoming valve cover gasket. Real Gaskets Tennessee
- [STC SE7582SW](https://openairdocs.org/stc/SE7582SW): Grinding of high compression NITRIDED Cylinders to .010 oversize, as an alternative to chrome plating or rebarreling, and the installation of SL10207 P10 Piston, SL74241 P10 Top and second compression ring, and SL 73857 P10 oil control ring. Superior Air Parts, Inc
- [STC SE00768CH](https://openairdocs.org/stc/SE00768CH): Replace Slick 6000, 6100, 6200 and 6300 series magnetos and TCM/Bendix S6-20, S6-200 and S6-1200 series magnetos with the Champion Limited Authority Spark Advance Regulator (LASARTM) ignition system. Champion Aerospace LLC. Lists IO-540 Series
- [STC SE01524CH](https://openairdocs.org/stc/SE01524CH): Replace Slick 6000, 6100, 6200, 6300, 4000, 4100, 4200, and 4300 series magnetos and TCM/Bendix S6-20, S6-200, S6-1200, S-20, S-200, and S-1200 series magnetos with Champion Limited Authority Spark Advance Regulator (LASAR ) Model 4755 and 6755 bush kit ignition systems. Champion Aerospace LLC
- [STC SE611GL](https://openairdocs.org/stc/SE611GL): Incorporation of a fuel flow transducer. Shadin Avionics
- [STC SE01930NY](https://openairdocs.org/stc/SE01930NY): Installation of Casper Labs 90 degree oil filter housing adapter. Casper Labs Inc
- [STC SE1779NM](https://openairdocs.org/stc/SE1779NM): Installation of Precise Flight, Inc. Standby Vacuum System SVS III. Precise Flight Inc
- [STC SE22WE](https://openairdocs.org/stc/SE22WE): Installation of AiResearch Turbosupercharger 406610-3. Approved for IO-540-J4A5 model. GE Engine Services-Corporate Aviation Inc. DBA Garrett Aviation Services. Lists IO-540 Series
- [STC SE5743NM](https://openairdocs.org/stc/SE5743NM): Intallation of adapter for externally mounted oil filter. Aviation Development Corporation
- [STC SE00890LA](https://openairdocs.org/stc/SE00890LA): Installation of Nickson's cylinder barrels on Lycoming reciprocating engine models. Nickson's Machine Shop Inc. Lists IO-540 Series
- [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 IO-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 IO-540 Series
- [STC SE452NE](https://openairdocs.org/stc/SE452NE): Installation and usage of 'Mobil AV 1' aviation oil. Mobil Research & Development Corp. Lists IO-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 IO-540 Series
- [STC SE5924SW](https://openairdocs.org/stc/SE5924SW): Installation of stainless steel replacement exhaust studs on AVCO engines. Perrigo & Steele Aircraft Engr Company. Lists IO-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 IO-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 IO-540 Series
- [STC SE1445SO](https://openairdocs.org/stc/SE1445SO): Use of Aero-blend oil additive in Teledyne (non turbocharged) aircraft engines. ProTec. Lists IO-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 IO-540 Series
- [STC SE44WE](https://openairdocs.org/stc/SE44WE): Use of Kling Aviation Oil, Specifications KL-100, KL-200 and KL-300 in Continental and Lycoming engines. Kling Oil Company. Lists IO-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
- [ES-349370-4](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID117076779520251216184355.0001): Magneto Assembly, S-1200 Series, 6 Cyl. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces LW-349370-4, LW-349370-4D, 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
- [AE944](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID157009852420250908153027.0001): Rotor Shaft. Aerospace Turbine Rotables · PMA PQ3736CE · Replaces Prestolite Part Number ALE-273 · Aug 27, 2025
- [AE45BS-E](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID143460060920250908153031.0001): Brush Rack Assembly. Aerospace Turbine Rotables · PMA PQ3736CE · Replaces Prestolite Part Number ALE-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
- [FFT-PLG-003](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID195538759920240801144311.0001): Cam End Plug. Centri-Lube Technologies LLC · PMA PQ2043NM · Modification part · Jul 16, 2024
- [FFT-PLG-004](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID162830829420240801144312.0001): Cam End Plug. Centri-Lube Technologies LLC · PMA PQ2043NM · Modification part · Jul 16, 2024
- [AA48111-2](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID120682187320240813134136.0001): Oil Filter. Aero Accessories LLC · PMA PQ1206CE · Replaces Aero AccessoriesAA48111Champion… · Jul 12, 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
- [CF75009](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID147128829420240715164042.0001): Bracket, Fuel Manifold. PRECISION AIRMOTIVE LLC · PMA PQ0111NM · Replaces 75009 · 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-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
- [201F-5003](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID182515755020240701174400.0001): Fuel Pump. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Lear RomecRG17980D/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
- [AM-3015](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID180990573320251216184149.0001): Screw, Housing. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces M3015 · 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
- [ES3637K](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID163564757720251216184213.0001): Contact Point Secondary. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces M3637 · May 20, 2024

All of them: https://openairdocs.org/engine/lycoming-io-540-k1g5/pma.md

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