# Lycoming IO-540-D4A5

- Type: Engine model (FAA registry)
- Registry code: 41798
- Manufacturer (registry): LYCOMING
- Model: IO-540-D4A5
- Engine type: Reciprocating
- Power: 260 hp
- Data sheet: [TCDS 1E4](https://openairdocs.org/tcds/1E4) (OpenAirDocs)
- Holder: Lycoming Engines
- Installed in: 237 registered aircraft
- Page: https://openairdocs.org/engine/lycoming-io-540-d4a5

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 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 2009-26-12](https://openairdocs.org/ad/2009-26-12): Cylinder assemblies · Engine Components Reciprocating Engine Cylinder Assemblies, AEIO-320-D1B, AEIO-320-D2B and 264 more. Effective Feb 4, 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 2007-04-19 R1](https://openairdocs.org/ad/2007-04-19-R1): SAP cylinder assemblies · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 314 more. Effective May 7, 2007
- [AD 2006-12-07](https://openairdocs.org/ad/2006-12-07): ECi cylinder assemblies · Aerostar AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 386 more. Effective Jul 11, 2006
- [AD 2006-10-21](https://openairdocs.org/ad/2006-10-21): ECi connecting rods · Engine Components Reciprocating Engine Connecting Rods, AEIO-360-B1B, AEIO-360-B1D and 171 more. Effective Jun 22, 2006
- [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 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 87-10-06 R1](https://openairdocs.org/ad/87-10-06-R1): Rocker Arm Assembly · Lycoming Engines IO-360-B4, IVO-360-A1A, O-340-A1A and 243 more. Effective Sep 1, 1989
- [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
- [AD 73-23-01](https://openairdocs.org/ad/73-23-01): Piston Pin Assembly · Lycoming Engines AIO-360-A1A, AIO-360-A1B, AIO-360-A2A and 215 more. Effective Jan 13, 1977
- [AD 75-09-15](https://openairdocs.org/ad/75-09-15): Fuel Starvation To The Engine · Lycoming Engines AIO-320-A1A, AIO-320-A1B, AIO-320-A2A and 130 more. Effective Apr 30, 1975
- [AD 73-10-02](https://openairdocs.org/ad/73-10-02): Bendix Fuel Injectors · Bendix Fuel Injectors, AIO-320-A1A, AIO-320-A1B and 88 more. Effective May 16, 1973
- [AD 66-06-03](https://openairdocs.org/ad/66-06-03): Connecting Rod Assemblies · Lycoming Engines GO-435-C2 (O-435-17), GO-435-C2A, GO-435-C2A2 and 317 more. Effective Jan 16, 1969
- [AD 67-22-06](https://openairdocs.org/ad/67-22-06): Fuel Injectors · Lycoming Engines HIO-360-A1A, HIO-360-B1A, HIO-360-B1B and 28 more. Effective Aug 9, 1967
- [AD 66-20-04](https://openairdocs.org/ad/66-20-04): Oil Filter Adapter Gasket · Lycoming Engines IO-320-A1A, IO-320-A2A, IO-320-B1A and 121 more. Effective Aug 27, 1966

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 2008-19-05](https://openairdocs.org/ad/2008-19-05) (historical): Parallel Valve'' reciprocating engines · Engine Components Reciprocating Engine Cylinder Assemblies, AEIO-320-D1B, AEIO-320-D2B and 262 more. Effective Oct 20, 2008
- [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 (237, first 50)

- [N1010E](https://openairdocs.org/aircraft/N1010E): [Indian Aire LLC](https://openairdocs.org/faa-owner/INDIAN%20AIRE%20LLC), [Water Mill, NY](https://openairdocs.org/faa-place/NY/Water%20Mill), built 2006, S/N 40382
- [N1024N](https://openairdocs.org/aircraft/N1024N): [Solomon Jeremy M](https://openairdocs.org/faa-owner/SOLOMON%20JEREMY%20M), [Somerset, NJ](https://openairdocs.org/faa-place/NJ/Somerset), built 2012, S/N 3 FX026
- [N102KT](https://openairdocs.org/aircraft/N102KT): [Poler Steven P](https://openairdocs.org/faa-owner/POLER%20STEVEN%20P), [Olympia, WA](https://openairdocs.org/faa-place/WA/Olympia), built 2014, S/N 41059
- [N104CD](https://openairdocs.org/aircraft/N104CD): [Olson Timothy D](https://openairdocs.org/faa-owner/OLSON%20TIMOTHY%20D), [Elk Mound, WI](https://openairdocs.org/faa-place/WI/Elk%20Mound), built 2006, S/N 40170
- [N104EP](https://openairdocs.org/aircraft/N104EP): [Earwood Edward A](https://openairdocs.org/faa-owner/EARWOOD%20EDWARD%20A), [Sonora, TX](https://openairdocs.org/faa-place/TX/Sonora), built 2012, S/N 40820
- [N104GR](https://openairdocs.org/aircraft/N104GR): [Margolis David](https://openairdocs.org/faa-owner/MARGOLIS%20DAVID), [Tucson, AZ](https://openairdocs.org/faa-place/AZ/Tucson), built 2010, S/N 40763
- [N104JG](https://openairdocs.org/aircraft/N104JG): [Roscioli Lamberto](https://openairdocs.org/faa-owner/ROSCIOLI%20LAMBERTO), [Lighthouse Point, FL](https://openairdocs.org/faa-place/FL/Lighthouse%20Point), built 2008, S/N 40240
- [N104N](https://openairdocs.org/aircraft/N104N): [Rainey Norman W](https://openairdocs.org/faa-owner/RAINEY%20NORMAN%20W), [Surprise, AZ](https://openairdocs.org/faa-place/AZ/Surprise), built 2007, S/N 40348
- [N104XP](https://openairdocs.org/aircraft/N104XP): [Rv X Aviation LLC](https://openairdocs.org/faa-owner/RV%20X%20AVIATION%20LLC), [Draper, UT](https://openairdocs.org/faa-place/UT/Draper), built 2006, S/N 40111
- [N104ZU](https://openairdocs.org/aircraft/N104ZU): [Ruttler James J](https://openairdocs.org/faa-owner/RUTTLER%20JAMES%20J), [Bremerton, WA](https://openairdocs.org/faa-place/WA/Bremerton), built 2015, S/N 41103
- [N106VA](https://openairdocs.org/aircraft/N106VA): [Deford Steven M](https://openairdocs.org/faa-owner/DEFORD%20STEVEN%20M), [Livermore, CA](https://openairdocs.org/faa-place/CA/Livermore), built 2023, S/N 41487
- [N1105](https://openairdocs.org/aircraft/N1105): [Staley William J Jr](https://openairdocs.org/faa-owner/STALEY%20WILLIAM%20J%20JR), [Medford, NJ](https://openairdocs.org/faa-place/NJ/Medford), built 2025, S/N 001
- [N110SC](https://openairdocs.org/aircraft/N110SC): [Clark Steven D](https://openairdocs.org/faa-owner/CLARK%20STEVEN%20D), [Bloomfield, IN](https://openairdocs.org/faa-place/IN/Bloomfield), built 2013, S/N 40254
- [N111ME](https://openairdocs.org/aircraft/N111ME): [Elliott Enterprises Group LLC](https://openairdocs.org/faa-owner/ELLIOTT%20ENTERPRISES%20GROUP%20LLC), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 2010, S/N 073
- [N114MV](https://openairdocs.org/aircraft/N114MV): [Millin Andrew](https://openairdocs.org/faa-owner/MILLIN%20ANDREW), [Kalamazoo, MI](https://openairdocs.org/faa-place/MI/Kalamazoo), built 2012, S/N 1
- [N115TP](https://openairdocs.org/aircraft/N115TP): [Cavu Enterprises](https://openairdocs.org/faa-owner/CAVU%20ENTERPRISES), [Edgerton, WI](https://openairdocs.org/faa-place/WI/Edgerton), built 2013, S/N 114
- [N1188C](https://openairdocs.org/aircraft/N1188C): [Robinson Samuel C](https://openairdocs.org/faa-owner/ROBINSON%20SAMUEL%20C), [Knoxville, TN](https://openairdocs.org/faa-place/TN/Knoxville), built 2011, S/N 40088
- [N1233T](https://openairdocs.org/aircraft/N1233T): [Jesteadt Ronald J](https://openairdocs.org/faa-owner/JESTEADT%20RONALD%20J), [Conneaut Lake, PA](https://openairdocs.org/faa-place/PA/Conneaut%20Lake), built 2018, S/N 40306
- [N123CV](https://openairdocs.org/aircraft/N123CV): [Verhage Carroll L](https://openairdocs.org/faa-owner/VERHAGE%20CARROLL%20L), [Geneva, NE](https://openairdocs.org/faa-place/NE/Geneva), built 2012, S/N 41087
- [N142LM](https://openairdocs.org/aircraft/N142LM): [Lamm Aviation Lc](https://openairdocs.org/faa-owner/LAMM%20AVIATION%20LC), [Lees Summit, MO](https://openairdocs.org/faa-place/MO/Lees%20Summit), built 2015, S/N 41420
- [N143DV](https://openairdocs.org/aircraft/N143DV): [Bruns Luke J](https://openairdocs.org/faa-owner/BRUNS%20LUKE%20J), [Flower Mound, TX](https://openairdocs.org/faa-place/TX/Flower%20Mound), built 2007, S/N 40026
- [N145RV](https://openairdocs.org/aircraft/N145RV): [Coleman Ronald](https://openairdocs.org/faa-owner/COLEMAN%20RONALD), [Bastrop, TX](https://openairdocs.org/faa-place/TX/Bastrop), built 2011, S/N 003
- [N152GH](https://openairdocs.org/aircraft/N152GH): [Edwards, CO](https://openairdocs.org/faa-place/CO/Edwards), built 2012, S/N 052-99/100-867, Registration pending
- [N157HS](https://openairdocs.org/aircraft/N157HS): [Fairbairn Travis J](https://openairdocs.org/faa-owner/FAIRBAIRN%20TRAVIS%20J), [Fort Worth, TX](https://openairdocs.org/faa-place/TX/Fort%20Worth), S/N 40634
- [N16XV](https://openairdocs.org/aircraft/N16XV): [Olson Mark D](https://openairdocs.org/faa-owner/OLSON%20MARK%20D), [Longmont, CO](https://openairdocs.org/faa-place/CO/Longmont), built 2010, S/N 168
- [N16YS](https://openairdocs.org/aircraft/N16YS): [Sealing Edward L](https://openairdocs.org/faa-owner/SEALING%20EDWARD%20L), [Port Orange, FL](https://openairdocs.org/faa-place/FL/Port%20Orange), built 2015, S/N 41251
- [N172KT](https://openairdocs.org/aircraft/N172KT): [West Concrete Inc](https://openairdocs.org/faa-owner/WEST%20CONCRETE%20INC), [Beaverton, OR](https://openairdocs.org/faa-place/OR/Beaverton), built 2007, S/N 002
- [N174BK](https://openairdocs.org/aircraft/N174BK): [Hall Brent Davis](https://openairdocs.org/faa-owner/HALL%20BRENT%20DAVIS), [Flagstaff, AZ](https://openairdocs.org/faa-place/AZ/Flagstaff), built 2012, S/N 40849
- [N184JM](https://openairdocs.org/aircraft/N184JM): [Miller John F Jr](https://openairdocs.org/faa-owner/MILLER%20JOHN%20F%20JR), [Tullahoma, TN](https://openairdocs.org/faa-place/TN/Tullahoma), built 2006, S/N 40404
- [N1861G](https://openairdocs.org/aircraft/N1861G): [Kestrel Aviation LLC](https://openairdocs.org/faa-owner/KESTREL%20AVIATION%20LLC), [Marion, MT](https://openairdocs.org/faa-place/MT/Marion), built 2017, S/N 41389
- [N19939](https://openairdocs.org/aircraft/N19939): [Dream Seeker Inc](https://openairdocs.org/faa-owner/DREAM%20SEEKER%20INC), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 2007, S/N 40266
- [N1BY](https://openairdocs.org/aircraft/N1BY): [Wigen Mary E](https://openairdocs.org/faa-owner/WIGEN%20MARY%20E), [Porthill, ID](https://openairdocs.org/faa-place/ID/Porthill), built 2012, S/N 097
- [N203JJ](https://openairdocs.org/aircraft/N203JJ): [Midwest Aircraft Sales LLC](https://openairdocs.org/faa-owner/MIDWEST%20AIRCRAFT%20SALES%20LLC), [Lincoln, NE](https://openairdocs.org/faa-place/NE/Lincoln), built 2006, S/N 40290
- [N210KH](https://openairdocs.org/aircraft/N210KH): [Hale Greg D](https://openairdocs.org/faa-owner/HALE%20GREG%20D), [Tulsa, OK](https://openairdocs.org/faa-place/OK/Tulsa), built 2010, S/N 40385
- [N212FG](https://openairdocs.org/aircraft/N212FG): [Welch Charles E](https://openairdocs.org/faa-owner/WELCH%20CHARLES%20E), [North Chesterfield, VA](https://openairdocs.org/faa-place/VA/North%20Chesterfield), built 2012, S/N 40432
- [N215DW](https://openairdocs.org/aircraft/N215DW): [Moore David R](https://openairdocs.org/faa-owner/MOORE%20DAVID%20R), [Granbury, TX](https://openairdocs.org/faa-place/TX/Granbury), built 2012, S/N 40455
- [N215TL](https://openairdocs.org/aircraft/N215TL): [Lockard Theodore E Jr Trustee](https://openairdocs.org/faa-owner/LOCKARD%20THEODORE%20E%20JR%20TRUSTEE), [Des Moines, IA](https://openairdocs.org/faa-place/IA/Des%20Moines), built 2009, S/N 40370
- [N222LK](https://openairdocs.org/aircraft/N222LK): [Coulter Lance A](https://openairdocs.org/faa-owner/COULTER%20LANCE%20A), [Meeker, CO](https://openairdocs.org/faa-place/CO/Meeker), built 2009, S/N 40262
- [N224AP](https://openairdocs.org/aircraft/N224AP): [Cloud Catcher Aviation LLC](https://openairdocs.org/faa-owner/CLOUD%20CATCHER%20AVIATION%20LLC), [Great Falls, MT](https://openairdocs.org/faa-place/MT/Great%20Falls), built 1977, S/N 293/24-05
- [N225NT](https://openairdocs.org/aircraft/N225NT): [Lattin Travis W](https://openairdocs.org/faa-owner/LATTIN%20TRAVIS%20W), [Beloit, KS](https://openairdocs.org/faa-place/KS/Beloit), built 2024, S/N 225
- [N2276W](https://openairdocs.org/aircraft/N2276W): [Lisznianski Slawomir](https://openairdocs.org/faa-owner/LISZNIANSKI%20SLAWOMIR), [Polson, MT](https://openairdocs.org/faa-place/MT/Polson), built 2022, S/N 42128
- [N227AP](https://openairdocs.org/aircraft/N227AP): [Sagaponack Potato Company LLC](https://openairdocs.org/faa-owner/SAGAPONACK%20POTATO%20COMPANY%20LLC), [Sagaponack, NY](https://openairdocs.org/faa-place/NY/Sagaponack), built 1977, S/N 294
- [N227KP](https://openairdocs.org/aircraft/N227KP): [Winn Eric D](https://openairdocs.org/faa-owner/WINN%20ERIC%20D), [Maple Valley, WA](https://openairdocs.org/faa-place/WA/Maple%20Valley), built 2009, S/N 40244
- [N229AP](https://openairdocs.org/aircraft/N229AP): [Brown Jeffrey L](https://openairdocs.org/faa-owner/BROWN%20JEFFREY%20L), [San Luis Obispo, CA](https://openairdocs.org/faa-place/CA/San%20Luis%20Obispo), built 1977, S/N 296/24-08
- [N230AP](https://openairdocs.org/aircraft/N230AP): [Oak View Capital LLC](https://openairdocs.org/faa-owner/OAK%20VIEW%20CAPITAL%20LLC), [Brookhaven, MS](https://openairdocs.org/faa-place/MS/Brookhaven), built 1977, S/N 297/24-09
- [N234RN](https://openairdocs.org/aircraft/N234RN): [Tucciarone Matthew](https://openairdocs.org/faa-owner/TUCCIARONE%20MATTHEW), [Amelia, VA](https://openairdocs.org/faa-place/VA/Amelia), built 2014, S/N 40530
- [N238MJ](https://openairdocs.org/aircraft/N238MJ): [Rivard Matthew G](https://openairdocs.org/faa-owner/RIVARD%20MATTHEW%20G), [Kansas City, MO](https://openairdocs.org/faa-place/MO/Kansas%20City), built 2025, S/N 42596
- [N242BD](https://openairdocs.org/aircraft/N242BD): [Douglass Bryan C](https://openairdocs.org/faa-owner/DOUGLASS%20BRYAN%20C), [Missoula, MT](https://openairdocs.org/faa-place/MT/Missoula), built 2011, S/N 40084
- [N24BJ](https://openairdocs.org/aircraft/N24BJ): [Wasson Brian P](https://openairdocs.org/faa-owner/WASSON%20BRIAN%20P), [O Fallon, MO](https://openairdocs.org/faa-place/MO/O%20Fallon), built 2026, S/N 42007
- [N24YM](https://openairdocs.org/aircraft/N24YM): [N24ym LLC](https://openairdocs.org/faa-owner/N24YM%20LLC), [Madison, KS](https://openairdocs.org/faa-place/KS/Madison), built 2009, S/N 40130

All 237: https://openairdocs.org/engine/lycoming-io-540-d4a5/aircraft.md

## NTSB investigations (20)

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 CEN24LA104](https://openairdocs.org/ntsb/CEN24LA104), Feb 2, 2024: Piper PA24 (N4284), Cherokee, OK, substantial damage. Probable cause: A partial loss of engine power for reasons that could not be determined. Contributing to the accident was the presence of ground fog, which hindered the landing approach and resulted in the pilot…
- [NTSB WPR22FA172](https://openairdocs.org/ntsb/WPR22FA172), May 6, 2022: Vans RV10 (N54MG), Sausalito, CA, substantial damage, 2 fatal. Probable cause: The pilot’s improper decision to continue a visual flight rules flight into an area of limited visibility conditions, which resulted in spatial disorientation and a loss of airplane control.
- [NTSB ERA20CA291](https://openairdocs.org/ntsb/ERA20CA291), Aug 18, 2020: Team Rocket F1 Rocket (N88XK), Finelyville, PA, substantial damage. Probable cause: The pilot's misjudgment of the airplane’s speed and altitude during the landing approach, and his failure to attain the proper touchdown point during landing, which resulted in a runway overrun.…
- [NTSB CEN20CA048](https://openairdocs.org/ntsb/CEN20CA048), Dec 30, 2019: Vans RV 10 (N519RV), Granbury, TX, substantial damage. Probable cause: The airplane’s impact with a bird while on approach.
- [NTSB GAA18CA555](https://openairdocs.org/ntsb/GAA18CA555), Sep 9, 2018: Himmeroeder Hansgeorg Bearhawk (N152GH), Williams, CA, substantial damage. Probable cause: The pilot’s failure to maintain directional control during the landing roll.
- [NTSB CEN17FA035](https://openairdocs.org/ntsb/CEN17FA035), Nov 5, 2016: Stamper RV-10 (N924WY), Dubois, WY, destroyed, 1 fatal. Probable cause: The pilot's failure to maintain adequate airspeed after becoming distracted by the opening of the gull-wing cabin door during takeoff, which resulted in the airplane exceeding its critical angle of…
- [NTSB ERA17CA008](https://openairdocs.org/ntsb/ERA17CA008), Oct 7, 2016: Algimantas Jonusas RV-10 (N100UK), Ashwood, VA, substantial damage. Probable cause: The noninstrument-rated pilot's inadequate preflight and in-flight weather planning and continued flight into instrument meteorological conditions, which resulted in impact with trees and terrain.
- [NTSB ERA15FA359](https://openairdocs.org/ntsb/ERA15FA359), Sep 16, 2015: Boatright Waylon RV10 (N122WK), Alma, GA, destroyed, 5 fatal. Probable cause: The noncertificated pilot's decision to perform aerobatic maneuvers in his overweight, improperly-loaded airplane in dark night conditions at low altitude, which resulted in a loss of airplane…
- [NTSB CEN14LA495](https://openairdocs.org/ntsb/CEN14LA495), Sep 9, 2014: Nolin Vans RV-10 (N104HN), Houston, TX, substantial damage. Probable cause: The total loss of engine power for reasons that could not be determined during postaccident examination.
- [NTSB ERA13CA142](https://openairdocs.org/ntsb/ERA13CA142), Feb 21, 2013: Dombroski Frank Vans RV-10 (N10FD), Lake Placid, NY, substantial damage. Probable cause: The pilot's improper in-flight planning and decision making, which resulted in attempted visual flight in night instrument meteorological conditions and subsequent impact with terrain.
- [NTSB CEN11CA321](https://openairdocs.org/ntsb/CEN11CA321), Apr 27, 2011: Chang RV-10 (N718PF), Minford, OH, substantial damage. Probable cause: A loose fuel line fitting, which caused a fuel leak and subsequent in-flight fire.
- [NTSB CHI07LA056](https://openairdocs.org/ntsb/CHI07LA056), Dec 28, 2006: Piper PA-24-260B (N9284P), Belleville, IL, substantial damage. Probable cause: The failure of the torque link bolt which resulted in the right main landing gear strut scissors separating and becoming jammed in the wheel well. Contributing to the accident was the seized torque…
- [NTSB MKC85LA201](https://openairdocs.org/ntsb/MKC85LA201), Aug 31, 1985: Piper PA-24-250 (N6903P), Weskan, KS, substantial damage
- [NTSB LAX77DUJ21](https://openairdocs.org/ntsb/LAX77DUJ21), Dec 16, 1976: Piper PA-24 (N8699P), Tucson, AZ, substantial damage
- [NTSB FTW72DRG19](https://openairdocs.org/ntsb/FTW72DRG19), Aug 15, 1971: Piper PA-24 (N9284P), Trincheras, Mexico, substantial damage
- [NTSB DEN71DQA49](https://openairdocs.org/ntsb/DEN71DQA49), Mar 10, 1971: Piper PA-24 (N9051P), Albuquerque, NM, substantial damage
- [NTSB CHI67F0631](https://openairdocs.org/ntsb/CHI67F0631), Apr 17, 1967: Piper PA-24 (N8868P), Grand Rapids, MI, substantial damage
- [NTSB NYC67A0082](https://openairdocs.org/ntsb/NYC67A0082), Nov 23, 1966: Piper PA-24 (N8912P), Berwick, PA, substantial damage
- [NTSB SEA67D0208](https://openairdocs.org/ntsb/SEA67D0208), Oct 2, 1966: Piper PA-24 (N8974P), Friday Harb., WA, substantial damage
- [NTSB CHI66A0094](https://openairdocs.org/ntsb/CHI66A0094), Jun 1, 1966: Piper PA-24 (N8868P), Greenville, MI, substantial damage

## FAA accident and incident reports (30)

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 20250721011692I](https://openairdocs.org/incident/20250721011692I), Jul 21, 2025: Piper PA-24-260 (N9285P), Oshkosh, WI, Minor damage. On 7/21/2025 at eaa [privacy data omitted] event in Oshkosh, WI, at approximately 1710 CDT, the pilot had just landed and was taxiing between two rows of…
- [Incident 20240903015719I](https://openairdocs.org/incident/20240903015719I), Sep 3, 2024: Piper PA-24-260 (N807TA), Poughkeepsie, NY, Minor damage. Aircraft enrered the pattern at kpou and the landing gear was selected down. No down and locked indication was noted. Pou tower observed that the gear did not…
- [Incident 20240818021619I](https://openairdocs.org/incident/20240818021619I), Aug 18, 2024: Goodlad John H RV-10 (N104JG), Okeechobee, FL, Minor damage. Pilot stated tha on aug 18th 2024 he landed at kobe with [privacy data omitted]. He stated the he landed at the intended touch down point. After some roll…
- [Incident 20240711011329I](https://openairdocs.org/incident/20240711011329I), Jul 11, 2024: Piper PA-24-260 (N8874P), San Marcos, TX, Minor damage. Aircraft was in level cruise flight. Pilot reported loss of power and rough running engine. Chose to land in San Marcos Texas. Performed gear up landing run…
- [Accident 20240202001519A](https://openairdocs.org/incident/20240202001519A), Feb 2, 2024: Piper PA-24-260 (N4284), Cherokee, OK, Substantial damage. Part 91 day VFR flight. Pilot reported in flight engine malfunction leading to partial engine failure, rough running engine. Pilot advanced mixture, propeller,…
- [Incident 20220716012529I](https://openairdocs.org/incident/20220716012529I), Jul 16, 2022: Piper PA-24-260 (N9019P), Lancaster, SC, Minor damage. On 7/16/2022 [privacy data omitted] was conducting night time touch and goes on runway 24 at lkr Lancaster Airport, SC. On the last landing, [privacy data…
- [Accident 20220506006649A](https://openairdocs.org/incident/20220506006649A), May 6, 2022: Aaron Appel VANS RV-10 (N54MG), Sausalito, CA, Substantial damage, 2 fatal. On 6 may 2022 at approximately 12:10 pm (PDT) aircraft N54MG, an experimental amateur-built vans RV-10 was involved in an accident with fatalities. The…
- [Accident 20200818018669A](https://openairdocs.org/incident/20200818018669A), Aug 18, 2020: Eric Hansen TEAM ROCKET F1 ROCKE (N88XK), Finleyville, PA, Substantial damage. Initial flap failure. (Failed to extend) attempted landing at Finleyville airport (G05). Two pilots in aircraft in tandem. Front seat pilot applied brakes…
- [Accident 20191230020679A](https://openairdocs.org/incident/20191230020679A), Dec 30, 2019: Doerr Raymond R RV-10 (N519RV), Granbury, TX, Substantial damage. On 31 dec 2019 at approximately 0930 local a vans RV-10 N519RV owned and being operated by [privacy data omitted] on a part 91 flight, was performing a low…
- [Accident 20161105021329A](https://openairdocs.org/incident/20161105021329A), Nov 5, 2016: Bruce Stamper Jr RV-10 (N924WY), Dubois, WY, Destroyed, 1 fatal. On 5 November, 2016 at approximately 0756 MDT, a 2016 experimental amateur-built, Bruce Stamper Jr, model RV-10, registration number N924WY, serial number…
- [Accident 20161007013609A](https://openairdocs.org/incident/20161007013609A), Oct 7, 2016: Algimantas Jonusas RV-10 (N100UK), Hotsprings, VA, Destroyed. Investigation ongoing. Working with the pilot for more information. The pilot is injured and in and out of the hospital for appointments. He is responding the…
- [Accident 20150916016819A](https://openairdocs.org/incident/20150916016819A), Sep 16, 2015: Boatright Waylon RV10 (N122WK), Alma, GA, Destroyed, 5 fatal. On September 16, 2015, at approximately 0342 eastern daylight time (EDT), an experimental amateur-built vans RV-10, N122WK, was destroyed when it impacted…
- [Accident 20140909017169A](https://openairdocs.org/incident/20140909017169A), Sep 9, 2014: George Henry Nolin VAN'S AIRCRAFT RV-10 (N104HN), La Porte, TX, Substantial damage. Aircraft left efd for rwj to do touch and go and landing practice. Engine shut down during taxi at rwj. Pilot restarted engine and taxiied at 1175 RPM to avoid…
- [Incident 20140509006129I](https://openairdocs.org/incident/20140509006129I), May 9, 2014: Hoang Son Thia RV10 (N172KT), Van Nuys, CA, Minor damage. Iic spoke with pilot. Pilot stated that he properly latched door before takeoff. Shortly after takeoff, pilot heard a buffeting noise, looked down, and noticed…
- [Incident 20130419007099I](https://openairdocs.org/incident/20130419007099I), Apr 19, 2013: Siai-Marchetti SF260W (N224AP), San Rafael, CA, Minor damage. Pilot failed to extend the landing gear for landing. No injuries to pilot or passanger. No structural damage. Aircraft sustained minor damaged to…
- [Accident 20130221008379A](https://openairdocs.org/incident/20130221008379A), Feb 21, 2013: Dombroski Frank VANS RV-10 (N10FD), Lake Placid, NY, Substantial damage. Pilot while enroute to klkp requested and was given an IFR clearance to the airport. The pilot acknowleged the clearance then failed to comply with the…
- [Incident 20120715012019I](https://openairdocs.org/incident/20120715012019I), Jul 15, 2012: Patrick R Porter F1 (N253XY), Albuquerque, NM, Minor damage. High density altitude day. On runup engine stopped. Pilot preformed hot start procedure and forgot to close the throttle. Engine started abruptly with full…
- [Incident 20110708011969I](https://openairdocs.org/incident/20110708011969I), Jul 8, 2011: Oshea Kevin C RV-10 (N28KC), Bangor, ME, Minor damage. Aircraft taxi outbound for runway 15 at bgr when reported braking problems. ATC observed and reported fire coming from brakes. Advised pilot of fire and…
- [Accident 20110427010349A](https://openairdocs.org/incident/20110427010349A), Apr 27, 2011: Chang Tien-Chien RV-10 (N718PF), Minford, OH, Substantial damage. N718PF was in phase I flight test. On approach to pike county airport (keop) the pilot noticed the fuel pressure was low. He turned on boost pump and the fuel…
- [Incident 20110224015059I](https://openairdocs.org/incident/20110224015059I), Feb 24, 2011: Piper PA-24-260 (N8912P), Urbana, OH, Minor damage. At approximatley 5 minutes after take off from Grimes Field (I74)the pilot noticed that the alternator light was on. He went to turn on the alternator and held…
- [Incident 20090926018699I](https://openairdocs.org/incident/20090926018699I), Sep 26, 2009: Koonce RV10 (N78MU), Jefferson City, MO, Minor damage. Aircraft departed runway 30 at Jefferson City, MO airport (jef). Shortly after becomng airborne, passenger door flew open and seperated from aircraft. Pilot…
- [Incident 20080606835039I](https://openairdocs.org/incident/20080606835039I), Jun 6, 2008: Piper PA24260 (N9016P), Torrance, CA, Minor damage. (-23) On June 6, 2008 approximately 2020 PDT, the pilot of N9016P, a Piper PA-24, made the second attempted landing at toa runway 29R. The landing gear…
- [Accident 20061228029269A](https://openairdocs.org/incident/20061228029269A), Dec 28, 2006: Piper PA24260 (N9284P), Belleville, IL, Substantial damage. (-23) The flight originated at piatt county airport, monticello, IL (2K0) enroute to mid-america airport, mascoutah, IL (kblv). The pilot stated that it took…
- [Incident 19911123056959I](https://openairdocs.org/incident/19911123056959I), Nov 23, 1991: Piper PA24260 (N9051P), Binghamton, NY. Pilot experienced electrical failure while on approach to airport.
- [Incident 19900113003309I](https://openairdocs.org/incident/19900113003309I), Jan 13, 1990: Piper PA24260 (N8912P), West Memphis, AR, Minor damage. Pilot accidentally raised landing gear instead of flaps on rollout.
- [Incident 19870509022119I](https://openairdocs.org/incident/19870509022119I), May 9, 1987: Piper PA24260 (N9019P), Baton Rouge, LA, Minor damage. The aircraft landed with the wheels retracted.
- [Accident 19850831064139A](https://openairdocs.org/incident/19850831064139A), Aug 31, 1985: Piper PA24250 (N6903P), Weskan, KS, Substantial damage. Oil temperature rise and pressure dropped while orbiting in 101 degree heat. Landed on road striking sagebrush.
- [Incident 19811103084029I](https://openairdocs.org/incident/19811103084029I), Nov 3, 1981: Piper PA24260 (N9019P), Texico, NM, Minor damage. Pilot stated he forgot to lower landing gear and landed gear up.
- [Incident 19800824083949I](https://openairdocs.org/incident/19800824083949I), Aug 24, 1980: Piper PA24250 (N6903P), Chandler, AZ. Forced landing at afb after running out of fuel.
- [Accident 19761216040619A](https://openairdocs.org/incident/19761216040619A), Dec 16, 1976: Piper PA24260 (N8699P), Tucson, AZ, Substantial damage

## Service difficulty reports (17)

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

- [SDR 2023FA0000413](https://openairdocs.org/sdr/2023FA0000413), Aug 14, 2023: STABILATOR. UNKNOWN. ON TUESDAY AUGUST 8TH AT APPROXIMATELY 2:45 PST N503JA TOOK OFF FROM KFUL ON RUNWAY 24. APPROX. 8 MIN INTO THE FLIGHT THE AIRCRAFT WAS LEVELED OFF AND TRAVELING
- [SDR CA190425038](https://openairdocs.org/sdr/CA190425038), Apr 13, 2019: EFIS. DEFECTIVE. (CAN) AFTER TAKEOFF TERMINAL XXXX RADIOED THAT TRANSPONDER SIGNAL WAS LOST AND TO RECYCLE TRANSPONDER. TRANSPONDER SELECTION MADE THROUGH PRIMARY EFIS (DYNON D1
- [SDR CA140715013](https://openairdocs.org/sdr/CA140715013), Jul 13, 2014: FUEL LINE. WRONG PART. (CAN) AD 2011-26-04 FUEL INJECTION LINES, AND CLAMPING VISUALLY INSPECTED I.A.W. TEXTRON LYCOMING MOB NO. 342G DATED JULY 16, 2013 AS REQUIRED. FOUND FUEL STAIN
- [SDR 2014FA0000257](https://openairdocs.org/sdr/2014FA0000257), Mar 1, 2014: PUMP. PRESSURE LOSS. PILOT REPORTED DURING FLIGHT, THE ACFT ENGINE SHUTDOWN DUE TO FUEL STARVATION. SWITCHED TO ALTERNATE TANKS BUT COULD NOT GET THE ENGINE TO RESTART. DECLARED AN 
- [SDR CA120420009](https://openairdocs.org/sdr/CA120420009), Apr 20, 2012: STRINGER. CRACKED. (CAN) DURING INSPECTION FOUND FUSELAGE RT STR 23743-05 AND LT FUSELAGE STR 23743-04 CRACKED AT THE FORWARD ENDS BELOW THE FORWARD WING ATTACH FITTINGS.
- [SDR CA091119006](https://openairdocs.org/sdr/CA091119006), Nov 19, 2009: HOUSING. BROKEN. (CAN) ENG WAS RECEIVED FOR PROP STRIKE INSP. MAG WAS INSPECTED AND 4 OUT OF THE 5 HSG SCREWS WERE MISSING. MAG WAS DISASSEMBLED AND ONE OF 3 ALIGNMENT TABS IN T
- [SDR 2009FA0000805](https://openairdocs.org/sdr/2009FA0000805), Sep 26, 2009: DOOR. SEPARATED. PASSENGER DOOR NOT LATCHED AT AFT PIN PRIOR TO TAKEOFF. SOON AFTER ROTATION DOOR OPENED AND THEN SEPARATED FROM ACFT AT HINGE CONNECTION ON DOOR. DOOR DID NOT C
- [SDR CA051110003](https://openairdocs.org/sdr/CA051110003), Nov 10, 2005: LUG. FAILED. (CAN) DURING WALK-AROUND, LT REAR FLOAT FLY-WIRE WAS FOUND LOOSE. FURTHER INSPECTION REVEALED THE LT, AFT FLY-WIRE ATTACH LUG HAD FAILED APPROX 1/4 INCH FROM TH
- [SDR CA050920008](https://openairdocs.org/sdr/CA050920008), Aug 9, 2005: CYLINDER BORE. DAMAGED. (CAN) PILOT NOTICED INCREASED CHT IN FLIGHT UTILIZING GEM (GRAPHIC ENGINE MONITOR) ON NR 4 CYLINDER AND RICHEN UP MIXTURE TO MAINTAIN COOLER CHT. MAINTENANCE PE
- [SDR 2005FA0000618](https://openairdocs.org/sdr/2005FA0000618), Apr 25, 2005: SEAL. FAILED. UPON TRYING TO INSTALL THE SOLID OIL SEAL OVER THE CRANKSHAFT FLANGE, THE SEAL FAILED AND TOTALLY SEPERATED IN A STRAIGHT LINE 90 DEGREES TO THE FACE OF THE SEA
- [SDR CA040623001](https://openairdocs.org/sdr/CA040623001), Jun 21, 2004: NUT. LOOSE. (CAN) DURING A ROUTINE INSPECTION THE JAM NUTS THAT SECURE THE PROP CONTROL CABLE TO AN ATTACHMENT BRACKET AT THE PROP GOVERNOR WERE FOUND LOOSE. THE LOWER JAM 
- [SDR CA040426008](https://openairdocs.org/sdr/CA040426008), Apr 26, 2004: RELEASE PIN. WORN. (CAN) ON ANNUAL INSPECTION, WAS UNABLE TO RELEASE DOOR FOR EMERGENCY GEAR EXTENSION. PIN WAS FOUND WORN, AND RETURNED TO MFG FOR REPAIR. PIN REINSTALLED AND PRO
- [SDR 20000825SH012](https://openairdocs.org/sdr/20000825SH012), Aug 25, 2000: SHAFT. SHEARED. THE ELECTRIC FUEL PUMP WOULD RUN, BUT WOULD NOT PUMP FUEL. DURING DISASSEMBLY, FOUND ONE OF THE FOUR VANES MISSING, THE VANE HOUSING TO SHAFT RETAINING PIN HAD 
- [SDR 97ZZZX2662](https://openairdocs.org/sdr/97ZZZX2662), May 26, 1997: SERVO. SEAL LEAK. ENGINE ROUGHNESS DUE TO EXCESS RIGH MIXTURE. FOUND RECENT OVERHAULED SERVO TO BE AT FAULT DUE TO SEAL LEAKING FUEL INTO AIR CHAMBER. SERVO TSO SERVICE 30 HOURS.
- [SDR 97ZZZX3794](https://openairdocs.org/sdr/97ZZZX3794), May 26, 1997: SEAL. LEAK. SERVO WAS OVERHAULED ON APPROXIMATELY 1-28-97. COMPONENT OPERATED WITHOUT PROBLEM UNTIL 5-11-97 WHEN IT HAD ACCUMULATED 30 HOURS IN SERVICE. ON 5-11-97, EXPERIE
- [SDR 97ZZZX885](https://openairdocs.org/sdr/97ZZZX885), Feb 2, 1997: CAMSHAFT. BROKEN. ENGINE OVERSPED IN CRUISE FLIGHT AT 6,500 FEET. MAXIMUM OVERSPEED WITNESSED WAS 3,500 RPM. AIRCRAFT LANDED AT FIRST SUITABLE AIRFIELD. ON INSPECTION, CAMSHAFT W
- [SDR 95ZZZX3528](https://openairdocs.org/sdr/95ZZZX3528), Jul 5, 1995: PUMP. DAUBER FOD. ON 100-HOUR INSPECTION, DISCOVERED LARGE MUDDAUBERS' NESTS IN THE INLET TO THE FUEL INJECTION PUMP. THIS WEBCO KIT WAS INSTALLED IN RESPONSE TO AN AD NOTE FOR A

## STCs that may be installed (OpenAirDocs) (47)

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 SE04651CH](https://openairdocs.org/stc/SE04651CH): To allow use of l00R grade aviation fuel meeting Swift Fuel, LLC specification SPEC-l00R-22. Swift Fuels LLC
- [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 SE1339SW](https://openairdocs.org/stc/SE1339SW): Modify pistons to Drawings 11007 and 11015; piston rings. Continental Motors, Inc
- [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 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 SE8193SW](https://openairdocs.org/stc/SE8193SW): Grind nitriden high compression cylinder barrles to plus .010 oversize and install SL75089 P10 piston, SL74242 P10 compression ring, and SL73857 P10 oil ring. Superior Air Parts Inc
- [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 SE7734SW](https://openairdocs.org/stc/SE7734SW): Modification of engine for operation with ethanol fuel. Shauck Dr Maxwell E Jr
- [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 SE3361NM](https://openairdocs.org/stc/SE3361NM): Installation of a vacuum pump on the hydraulic pump pad. Ron & John's Comanche Service
- [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 SE319NE](https://openairdocs.org/stc/SE319NE): Installation of 'auto-vac 2' backup instrument vacuum system. Raymond Ives
- [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

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