# Lycoming O-320-E3D

- Type: Engine model (FAA registry)
- Registry code: 42127
- Manufacturer (registry): LYCOMING
- Model: O-320-E3D
- Engine type: Reciprocating
- Power: 150 hp
- Data sheet: [TCDS E-274](https://openairdocs.org/tcds/E-274) (OpenAirDocs)
- Holder: Lycoming Engines
- Installed in: 65 registered aircraft
- Page: https://openairdocs.org/engine/lycoming-o-320-e3d

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

## ADs that may apply (OpenAirDocs)

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

- [AD 2026-04-11](https://openairdocs.org/ad/2026-04-11): Engine (Reciprocating) · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 605 more. Effective Apr 8, 2026
- [AD 2017-16-11](https://openairdocs.org/ad/2017-16-11): Reciprocating Engine Power Section · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-360-B1G6 and 93 more. Effective Aug 15, 2017
- [AD 2012-03-07](https://openairdocs.org/ad/2012-03-07): Carburetor · Lycoming Engines GO-435, GO-435-C2 (O-435-17), GO-435-C2A and 389 more. Effective Mar 27, 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 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 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 98-17-11](https://openairdocs.org/ad/98-17-11): Crankshafts · Continental Motors A-65-3, A-65-8, A75-8 and 90 more. Effective Oct 19, 1998
- [AD 98-02-08](https://openairdocs.org/ad/98-02-08): Crankshaft · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 216 more. Effective Mar 30, 1998
- [AD 98-01-06](https://openairdocs.org/ad/98-01-06): Carburetors · Continental Motors A-65-1, A-65-12, A-65-12F and 184 more. Effective Feb 13, 1998
- [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 96-09-10](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 93-19-04](https://openairdocs.org/ad/93-19-04): Carburetors · Continental Motors A-65-1, A-65-12, A-65-12F and 184 more. Effective Oct 18, 1993
- [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 90-04-06 R1](https://openairdocs.org/ad/90-04-06-R1): Propeller Governor External Oil Line · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 427 more. Effective May 28, 1991
- [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 81-16-05](https://openairdocs.org/ad/81-16-05): Magnetos · Lycoming Engines AEIO-320-E1B, AEIO-320-E2B, AEIO-360-B1G6 and 234 more. Effective Aug 6, 1981
- [AD 80-06-05](https://openairdocs.org/ad/80-06-05): Magnetos · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 254 more. Effective Mar 28, 1980
- [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 69-24-03](https://openairdocs.org/ad/69-24-03): Carburetors · Continental Motors A-65-1, A-65-12, A-65-12F and 321 more. Effective Nov 29, 1969
- [AD 67-01-04](https://openairdocs.org/ad/67-01-04): Oil Filters · Full flow oil filter (Superior Flow STC SA401SW or 2 others). Effective Jan 2, 1967

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 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 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 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) (6)

- [SAIB NE-19-08](https://openairdocs.org/saib/NE-19-08): Reciprocating Engine Cylinder Section - Lycoming Engines Parallel Valve Cylinders. Issued May 2, 2019
- [SAIB NE-08-32R1](https://openairdocs.org/saib/NE-08-32R1): Propeller Governor  Idler Gear Shaft Set Screw. Issued May 13, 2016
- [SAIB NE-14-13](https://openairdocs.org/saib/NE-14-13): Reciprocating Engine - Cylinder Mounting Studs. Issued Mar 24, 2014
- [SAIB NE-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-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 (65, first 50)

- [N111DH](https://openairdocs.org/aircraft/N111DH): [Heusinkveld Karen B](https://openairdocs.org/faa-owner/HEUSINKVELD%20KAREN%20B), [San Marcos, TX](https://openairdocs.org/faa-place/TX/San%20Marcos), built 1991, S/N 336
- [N15032](https://openairdocs.org/aircraft/N15032): [Ross Adam D](https://openairdocs.org/faa-owner/ROSS%20ADAM%20D), [Bixby, OK](https://openairdocs.org/faa-place/OK/Bixby), built 1972, S/N 28-7225555
- [N196SP](https://openairdocs.org/aircraft/N196SP): [Parker Scott L](https://openairdocs.org/faa-owner/PARKER%20SCOTT%20L), [Galatia, IL](https://openairdocs.org/faa-place/IL/Galatia), built 1974, S/N 28-7415641
- [N21PE](https://openairdocs.org/aircraft/N21PE): [Mortensen Peter B](https://openairdocs.org/faa-owner/MORTENSEN%20PETER%20B), [New Cuyama, CA](https://openairdocs.org/faa-place/CA/New%20Cuyama), built 2010, S/N 1230
- [N2205T](https://openairdocs.org/aircraft/N2205T): [Prineville, OR](https://openairdocs.org/faa-place/OR/Prineville), built 1995, S/N RXW-5, Sale reported
- [N222GT](https://openairdocs.org/aircraft/N222GT): [Crosswind LLC](https://openairdocs.org/faa-owner/CROSSWIND%20LLC), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 2007, S/N 24714
- [N230RS](https://openairdocs.org/aircraft/N230RS): [August Aero LLC](https://openairdocs.org/faa-owner/AUGUST%20AERO%20LLC), [Kalispell, MT](https://openairdocs.org/faa-place/MT/Kalispell), S/N 023
- [N232WF](https://openairdocs.org/aircraft/N232WF): [Southern Aircraft Consultancy Inc Trustee](https://openairdocs.org/faa-owner/SOUTHERN%20AIRCRAFT%20CONSULTANCY%20INC%20TRUSTEE), [Casper, WY](https://openairdocs.org/faa-place/WY/Casper), built 1966, S/N 28-21971
- [N235N](https://openairdocs.org/aircraft/N235N): [Sirius Insurance Services LLC](https://openairdocs.org/faa-owner/SIRIUS%20INSURANCE%20SERVICES%20LLC), [Stuart, FL](https://openairdocs.org/faa-place/FL/Stuart), built 2012, S/N 071
- [N24618](https://openairdocs.org/aircraft/N24618): [Borges Joe A](https://openairdocs.org/faa-owner/BORGES%20JOE%20A), [Highland, CA](https://openairdocs.org/faa-place/CA/Highland), built 1972, S/N MB-557
- [N246AK](https://openairdocs.org/aircraft/N246AK): [Gordon Andrew J](https://openairdocs.org/faa-owner/GORDON%20ANDREW%20J), [Paulding, OH](https://openairdocs.org/faa-place/OH/Paulding), built 1999, S/N 778
- [N277DE](https://openairdocs.org/aircraft/N277DE): [Cooler Rick D](https://openairdocs.org/faa-owner/COOLER%20RICK%20D), [Fleming Island, FL](https://openairdocs.org/faa-place/FL/Fleming%20Island), built 2018, S/N 017
- [N309ES](https://openairdocs.org/aircraft/N309ES): [Roche Kevin M](https://openairdocs.org/faa-owner/ROCHE%20KEVIN%20M), [Asheboro, NC](https://openairdocs.org/faa-place/NC/Asheboro), built 2011, S/N 60405
- [N313GT](https://openairdocs.org/aircraft/N313GT): built 2016, S/N 92132
- [N315WA](https://openairdocs.org/aircraft/N315WA): [Demeyer Scott M](https://openairdocs.org/faa-owner/DEMEYER%20SCOTT%20M), [Olympia, WA](https://openairdocs.org/faa-place/WA/Olympia), built 2017, S/N 60500
- [N32003](https://openairdocs.org/aircraft/N32003): [Gem Aviation Corp](https://openairdocs.org/faa-owner/GEM%20AVIATION%20CORP), [Sugar Land, TX](https://openairdocs.org/faa-place/TX/Sugar%20Land), built 1974, S/N 28-7515043
- [N320TD](https://openairdocs.org/aircraft/N320TD): [Halvorson Scott B](https://openairdocs.org/faa-owner/HALVORSON%20SCOTT%20B), [Fremont, WI](https://openairdocs.org/faa-place/WI/Fremont), built 2025, S/N 07200125
- [N325R](https://openairdocs.org/aircraft/N325R): [Gaspar Robert M](https://openairdocs.org/faa-owner/GASPAR%20ROBERT%20M), [Hillsborough, NJ](https://openairdocs.org/faa-place/NJ/Hillsborough), built 2013, S/N 0699020
- [N327M](https://openairdocs.org/aircraft/N327M): [Yankaitis Michael J](https://openairdocs.org/faa-owner/YANKAITIS%20MICHAEL%20J), [Mosinee, WI](https://openairdocs.org/faa-place/WI/Mosinee), built 2022, S/N 09190062
- [N333M](https://openairdocs.org/aircraft/N333M): [Gherardini Donald A](https://openairdocs.org/faa-owner/GHERARDINI%20DONALD%20A), [Sullivan, IL](https://openairdocs.org/faa-place/IL/Sullivan), built 2007, S/N 90439
- [N333PY](https://openairdocs.org/aircraft/N333PY): [Matonti James Robert](https://openairdocs.org/faa-owner/MATONTI%20JAMES%20ROBERT), [Oklahoma City, OK](https://openairdocs.org/faa-place/OK/Oklahoma%20City), S/N 28-7515380
- [N33532](https://openairdocs.org/aircraft/N33532): [Williams Kevin](https://openairdocs.org/faa-owner/WILLIAMS%20KEVIN), [Irvington, AL](https://openairdocs.org/faa-place/AL/Irvington), built 1975, S/N 28-7525203
- [N3451Q](https://openairdocs.org/aircraft/N3451Q): [Ccr Holdings LLC](https://openairdocs.org/faa-owner/CCR%20HOLDINGS%20LLC), [Rushford, MN](https://openairdocs.org/faa-place/MN/Rushford), built 1977, S/N 28-7725228
- [N355RV](https://openairdocs.org/aircraft/N355RV): [Koenig Ryan George](https://openairdocs.org/faa-owner/KOENIG%20RYAN%20GEORGE), [Hernando, MS](https://openairdocs.org/faa-place/MS/Hernando), built 2006, S/N 90-524
- [N361V](https://openairdocs.org/aircraft/N361V): [Schwartz Kenneth](https://openairdocs.org/faa-owner/SCHWARTZ%20KENNETH), [Afton, MN](https://openairdocs.org/faa-place/MN/Afton), built 1997, S/N AACA/692
- [N37GW](https://openairdocs.org/aircraft/N37GW): [Klucas Steven G](https://openairdocs.org/faa-owner/KLUCAS%20STEVEN%20G), [Lakeville, MN](https://openairdocs.org/faa-place/MN/Lakeville), built 2017, S/N 50
- [N38193](https://openairdocs.org/aircraft/N38193): [Ramirez Katherin](https://openairdocs.org/faa-owner/RAMIREZ%20KATHERIN), [Homestead, FL](https://openairdocs.org/faa-place/FL/Homestead), built 1977, S/N 28-7725265
- [N394WD](https://openairdocs.org/aircraft/N394WD): [Duffy William J](https://openairdocs.org/faa-owner/DUFFY%20WILLIAM%20J), [Hamilton, OH](https://openairdocs.org/faa-place/OH/Hamilton), built 2022, S/N 91592
- [N396MH](https://openairdocs.org/aircraft/N396MH): [Hall Mark N](https://openairdocs.org/faa-owner/HALL%20MARK%20N), [Gastonia, NC](https://openairdocs.org/faa-place/NC/Gastonia), S/N 708
- [N41533](https://openairdocs.org/aircraft/N41533): [Braden Aviation LLC](https://openairdocs.org/faa-owner/BRADEN%20AVIATION%20LLC), [Easton, PA](https://openairdocs.org/faa-place/PA/Easton), built 1974, S/N 28-7415254
- [N423LC](https://openairdocs.org/aircraft/N423LC): [Yabsley Richard A](https://openairdocs.org/faa-owner/YABSLEY%20RICHARD%20A), [Santa Barbara, CA](https://openairdocs.org/faa-place/CA/Santa%20Barbara), built 2017, S/N 517R
- [N433FS](https://openairdocs.org/aircraft/N433FS): [Pontoni Michael E](https://openairdocs.org/faa-owner/PONTONI%20MICHAEL%20E), [Newnan, GA](https://openairdocs.org/faa-place/GA/Newnan), built 1997, S/N 3306
- [N4344M](https://openairdocs.org/aircraft/N4344M): [Bales Jeffrey M](https://openairdocs.org/faa-owner/BALES%20JEFFREY%20M), [Greendale, WI](https://openairdocs.org/faa-place/WI/Greendale), built 1974, S/N MB-672
- [N44526](https://openairdocs.org/aircraft/N44526): [Charles City Aeronautics Inc](https://openairdocs.org/faa-owner/CHARLES%20CITY%20AERONAUTICS%20INC), [Charles City, IA](https://openairdocs.org/faa-place/IA/Charles%20City), built 1974, S/N 28-7415658
- [N469SM](https://openairdocs.org/aircraft/N469SM): [Myres Mark D](https://openairdocs.org/faa-owner/MYRES%20MARK%20D), [Freeland, WA](https://openairdocs.org/faa-place/WA/Freeland), built 2021, S/N KA19290427
- [N46WM](https://openairdocs.org/aircraft/N46WM): [Mallia Karen W](https://openairdocs.org/faa-owner/MALLIA%20KAREN%20W), [Schenectady, NY](https://openairdocs.org/faa-place/NY/Schenectady), built 1997, S/N 31
- [N473HM](https://openairdocs.org/aircraft/N473HM): [Hollifield Billy R](https://openairdocs.org/faa-owner/HOLLIFIELD%20BILLY%20R), [Marshall, TX](https://openairdocs.org/faa-place/TX/Marshall), built 2013, S/N 91802
- [N481WS](https://openairdocs.org/aircraft/N481WS): [Boer John W](https://openairdocs.org/faa-owner/BOER%20JOHN%20W), [Okeechobee, FL](https://openairdocs.org/faa-place/FL/Okeechobee), built 2013, S/N 71940
- [N50KM](https://openairdocs.org/aircraft/N50KM): [Sexton David](https://openairdocs.org/faa-owner/SEXTON%20DAVID), [Forney, TX](https://openairdocs.org/faa-place/TX/Forney), built 1991, S/N 283
- [N538MR](https://openairdocs.org/aircraft/N538MR): [Arinder Jeffrey A](https://openairdocs.org/faa-owner/ARINDER%20JEFFREY%20A), [Peachtree City, GA](https://openairdocs.org/faa-place/GA/Peachtree%20City), built 2012, S/N 538
- [N554LH](https://openairdocs.org/aircraft/N554LH): [Kretchmer Daniel R](https://openairdocs.org/faa-owner/KRETCHMER%20DANIEL%20R), [Northfield, MN](https://openairdocs.org/faa-place/MN/Northfield), built 2009, S/N 90554
- [N56182](https://openairdocs.org/aircraft/N56182): [Gerst Peter C](https://openairdocs.org/faa-owner/GERST%20PETER%20C), [Williamsport, PA](https://openairdocs.org/faa-place/PA/Williamsport), built 1973, S/N 28-7325586
- [N5766F](https://openairdocs.org/aircraft/N5766F): [Daedalus Flight School Inc](https://openairdocs.org/faa-owner/DAEDALUS%20FLIGHT%20SCHOOL%20INC), P. Fokaia, built 1976, S/N 28-7725065
- [N598SD](https://openairdocs.org/aircraft/N598SD): [Matlosz Daniel](https://openairdocs.org/faa-owner/MATLOSZ%20DANIEL), [Cranford, NJ](https://openairdocs.org/faa-place/NJ/Cranford), S/N 90598
- [N606ST](https://openairdocs.org/aircraft/N606ST): [Struck Jeffrey](https://openairdocs.org/faa-owner/STRUCK%20JEFFREY), [Orange City, FL](https://openairdocs.org/faa-place/FL/Orange%20City), built 2008, S/N 70606
- [N611VM](https://openairdocs.org/aircraft/N611VM): [Cavender Jake Scott](https://openairdocs.org/faa-owner/CAVENDER%20JAKE%20SCOTT), [Jacksonville, FL](https://openairdocs.org/faa-place/FL/Jacksonville), built 1971, S/N 28-7125344
- [N624MC](https://openairdocs.org/aircraft/N624MC): [Stauffer Mark A](https://openairdocs.org/faa-owner/STAUFFER%20MARK%20A), [Appleton, WI](https://openairdocs.org/faa-place/WI/Appleton), built 2008, S/N 90579
- [N682TX](https://openairdocs.org/aircraft/N682TX): [Hartman Joshua Albert](https://openairdocs.org/faa-owner/HARTMAN%20JOSHUA%20ALBERT), [Andover, KS](https://openairdocs.org/faa-place/KS/Andover), built 2019, S/N 91800
- [N718DR](https://openairdocs.org/aircraft/N718DR): [Read David A](https://openairdocs.org/faa-owner/READ%20DAVID%20A), [Olney, IL](https://openairdocs.org/faa-place/IL/Olney), built 2007, S/N 3039
- [N722W](https://openairdocs.org/aircraft/N722W): [Weber Robert J](https://openairdocs.org/faa-owner/WEBER%20ROBERT%20J), [Manhattan, KS](https://openairdocs.org/faa-place/KS/Manhattan), built 2005, S/N 5207

All 65: https://openairdocs.org/engine/lycoming-o-320-e3d/aircraft.md

## NTSB investigations (13)

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 CEN25LA393](https://openairdocs.org/ntsb/CEN25LA393), Sep 25, 2025: Floyd G Halderman JR RV-6 (N851FH), Cambridge, MN, substantial damage. Probable cause: The pilot’s continued operation of the faulty fuel selector valve which resulted in a loss of engine power due to fuel starvation. Contributing to the accident was the degraded operation of the fuel…
- [NTSB ERA24LA277](https://openairdocs.org/ntsb/ERA24LA277), Jun 24, 2024: Piper PA-28-151 (N890MA), Fire Island, NY, substantial damage. Probable cause: A total loss of engine power for undetermined reasons.
- [NTSB ERA24LA051](https://openairdocs.org/ntsb/ERA24LA051), Nov 28, 2023: Lancair 235 (N235N), Stuart, FL, substantial damage. Probable cause: A landing gear collapse due to a hydraulic fluid leak in the landing gear system.
- [NTSB ERA16LA281](https://openairdocs.org/ntsb/ERA16LA281), Aug 7, 2016: Vans RV4 (N924WZ), Shelbyville, KY, substantial damage. Probable cause: The partial loss of engine power due to carburetor icing. Contributing to the accident was the pilot’s failure to effectively use carburetor heat.
- [NTSB ERA15LA344](https://openairdocs.org/ntsb/ERA15LA344), Sep 7, 2015: Easterwood Mark W RV 6A (N555TN), Rome, GA, substantial damage. Probable cause: The pilot's inadequate preflight inspection and fuel planning, which resulted in a total loss of engine power due to fuel exhaustion.
- [NTSB CEN14LA241](https://openairdocs.org/ntsb/CEN14LA241), May 6, 2014: Kinsler Arthur Paul Kinsler Lancair/Mkii (N246AK), Crivitz, WI, substantial damage. Probable cause: The improper installation of the hose fuel fitting, which resulted in the fitting becoming disconnected and the subsequent loss of engine power due to fuel starvation.
- [NTSB CEN09LA196](https://openairdocs.org/ntsb/CEN09LA196), Mar 7, 2009: Fritz RV3-A (N933WF), Greencastle, IN, substantial damage, 1 fatal. Probable cause: A partial loss of engine power for undetermined reasons and the pilot's failure to maintain aircraft control during the emergency descent.
- [NTSB NYC06CA012](https://openairdocs.org/ntsb/NYC06CA012), Oct 19, 2005: Weber Glastar (N722W), Summersville, WV, substantial damage. Probable cause: a loss of engine power due to a stuck carburetor float needle.
- [NTSB NYC04CA018](https://openairdocs.org/ntsb/NYC04CA018), Oct 28, 2003: Piper PA-28-140 (N33532), Mansfield, MA, substantial damage. Probable cause: The pilot's failure to maintain directional control while landing.
- [NTSB NYC95LA086](https://openairdocs.org/ntsb/NYC95LA086), Apr 11, 1995: Piper PA-28-151 (N32145), Wilmington, OH, substantial damage. Probable cause: The flight instructor's inadequate supervision of the student pilot during the approach, resulting in a loss of control and hard landing. The gusty wind condition was a factor.
- [NTSB NYC90LA204](https://openairdocs.org/ntsb/NYC90LA204), Aug 25, 1990: Piper PA-28-151 (N8564F), Farmingdale, NJ, substantial damage. Probable cause: THE FAILURE OF THE PILOT OF N8564F TO INSURE THE RUNWAY WAS CLEAR PRIOR TO CROSSING.
- [NTSB CHI84LA163](https://openairdocs.org/ntsb/CHI84LA163), Apr 26, 1984: William Freeman Glasair (N83BJ), Lambertville, MI, substantial damage
- [NTSB LAX79D4Q22](https://openairdocs.org/ntsb/LAX79D4Q22), Mar 30, 1979: Piper PA-28 (N3451Q), Simi Valley, CA, substantial damage

## FAA accident and incident reports (24)

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

- [Accident 20250925017109A](https://openairdocs.org/incident/20250925017109A), Sep 25, 2025: Floyd G Halderman Jr RV-6 (N851FH), Cambridge, MN, Substantial damage. On approach to the destination, the pilot elected to switch fuel tanks from right to left. Less than a quarter mile from the runway threshold, the engine quit.…
- [Incident 20240624012339I](https://openairdocs.org/incident/20240624012339I), Jun 24, 2024: Piper PA-28-151 (N890MA), Fire Island, NY, Minor damage. Acft was practicing private pilot maneuvers, starting with 'turns around a point' at 1100 feet near the lighthouse. After a few turns, acft turned east and…
- [Incident 20240516004839I](https://openairdocs.org/incident/20240516004839I), May 16, 2024: Piper PA-28-140 (N33532), Moss Point, MS, Minor damage. Student pilot stated that she was soloing, and had gone up to do some pattern work. She was happy with her approach and was properly configured. She landed on…
- [Accident 20231128018979A](https://openairdocs.org/incident/20231128018979A), Nov 28, 2023: Smalley Stephen LANCAIR 235 (N235N), Stuart, FL, Destroyed. Part 91, Lancair 235 registration [privacy data omitted], serial number 071 with two pilots cleared to land runway 30 at Witham Field Airport (sua) gear…
- [Incident 20210707014169I](https://openairdocs.org/incident/20210707014169I), Jul 7, 2021: Welch Raymond X BUSHBY MUSTANG II (N2205T), Bonners Ferry, ID, Minor damage. Pilot was conducting a high speed taxi to evaluate recently installed equipment/instruments. During the high speed taxi the pilot induced improper rudder…
- [Incident 20200129000119I](https://openairdocs.org/incident/20200129000119I), Jan 29, 2020: Friesel Clarence Canetti David LONG-EZ (N277DE), Ormond Beach, FL, Minor damage. On January 29, 2020 while flying off his required 40 hours of test time on aircraft N277DE he returned to Ormond Beach (omn). He extended the landing/cranked…
- [Incident 20190310001119I](https://openairdocs.org/incident/20190310001119I), Mar 10, 2019: Friesel Clarence Canetti David LONG-EZ (N277DE), Ormond Beach, FL, Minor damage. Aircraft took off and the landing gear is manually retracted and the pilot felt something strange and the NLG failed and detached at threaded screw and nut.…
- [Accident 20160807014159A](https://openairdocs.org/incident/20160807014159A), Aug 7, 2016: Experimental RV-4 (N924WZ), Waddy, KY, Destroyed. N924WZ, an RV-4, was on approach to runway 7 at Miles Field (3KY9), when the PIC noticed a deer on the runway. He made a low approach to scare away the deer,…
- [Accident 20150907016349A](https://openairdocs.org/incident/20150907016349A), Sep 7, 2015: Easterwood Mark W RV-6A (N555TN), Rome, GA, Substantial damage. On September 07, 2015 @ approximately 10:00 local time [privacy data omitted] N555TH, RV-6A departed the Rome, GA (rmg) airport on runway 7 and remained in the…
- [Incident 20150907015169I](https://openairdocs.org/incident/20150907015169I), Sep 7, 2015: Williams Thomas C LANCAIR 235 (N97W), Camp Robinson N, AR, Minor damage. On September 7, 2015 at approximately 18:00 CDT, N97W a Williams Thomas C, model Lancair 235 experimental amateur built aircraft, operated by a commercial…
- [Accident 20140506006839A](https://openairdocs.org/incident/20140506006839A), May 6, 2014: Kinsler Arthur Paul KINSLER LANCAIR/MKII (N246AK), Crivitz, WI, Substantial damage. 246AK a Lancair was only at cruise for about 8 minutes when commerical pilot [privacy data omitted] started to notice engine running rough, he saw no fuel…
- [Accident 20090307010739A](https://openairdocs.org/incident/20090307010739A), Mar 7, 2009: Amtr RV3A (N933WF), Greencastle, IN, Destroyed, 1 fatal. (-23) On 3/7/2009 at approximately 1025 EST a fixed wing, fritz walter e. RV3-A experimental, amateur built aircraft, N933WF, s/n # 11316, single engine…
- [Accident 20051019032359A](https://openairdocs.org/incident/20051019032359A), Oct 19, 2005: Amtr GLASTAR (N722W), Summersville, WV, Substantial damage. (-23) During cruise flight the engine quit suddenly and unexpectedly. The pilot applied carburetor heat, checked his fuel gauge, which showed 5 PSI and turned…
- [Accident 20031028026829A](https://openairdocs.org/incident/20031028026829A), Oct 28, 2003: Piper PA28140 (N33532), Mansfield, MA, Substantial damage. (-23) N33532, PA28-140, VFR landed Mansfield airport (1B9) runway 14 and veered off the right side of the runway at 1520 EST, 10-28-03 two persons on board…
- [Incident 20030509008449I](https://openairdocs.org/incident/20030509008449I), May 9, 2003: Piper PA28140 (N33532), Norwood, MA, Substantial damage. (-23) N33532, a PA28, operated by mr. Beech was taxiing at owd when it left the taxiway and struck helicopter N22HF which was running at idle with a student…
- [Incident 19990317012749I](https://openairdocs.org/incident/19990317012749I), Mar 17, 1999: Amtr RV6 (N181R), Long Beach, CA. On landing rollout at approximately 10KTS, pilot applied light braking pressure. Right rudder pedal failed at weld between rudder pedal support and rudder…
- [Accident 19950411025309A](https://openairdocs.org/incident/19950411025309A), Apr 11, 1995: Piper PA28151 (N32145), Wilmington, OH, Substantial damage. Checking out a student. Wing dropped on final. CFI took over began go around. Aircraft stalled slammed into runway. (-23) student pilot lost control of…
- [Incident 19941219046129I](https://openairdocs.org/incident/19941219046129I), Dec 19, 1994: Piper PA28140 (N5766F), Groton - New Lo, CT, Minor damage. Landing light went out during taxi to runway 33. On return to ramp taxied into a unseen ditch. Light was burned out.
- [Incident 19940202028559I](https://openairdocs.org/incident/19940202028559I), Feb 2, 1994: Piper PA28161 (N32145), Dayton, OH. Narrative: pilot lacked: student endorsements required, was operating with a medical condition, and violated airspace regulations.
- [Incident 19930406011169I](https://openairdocs.org/incident/19930406011169I), Apr 6, 1993: Piper PA28140 (N5766F), Tailsman, NY, Minor damage. Fuel exhaustion on a crosscountry flight. Forced landing on beach.
- [Accident 19900825038802A](https://openairdocs.org/incident/19900825038802A), Aug 25, 1990: Piper PA28151 (N8564F), Belmar/Farmingd, NJ, Substantial damage. Landing on runway, pilot saw another aircraft crossing runway. Swerved to avoid, but wing hit vertical stabilizer.
- [Incident 19850602034379I](https://openairdocs.org/incident/19850602034379I), Jun 2, 1985: Piper PA28140 (N33532), Mansfield, MA, Minor damage. Student ballooned while landing in crosswind. Damage to propeller, engine mount and nosewheel fairing.
- [Accident 19840426016219A](https://openairdocs.org/incident/19840426016219A), Apr 26, 1984: Amtr GLASAIR (N83BJ), Lambertville, MI, Substantial damage. Lost control veered off the runway and nosed over during a crosswind takeoff. Wind exceeded aircrafts capability.
- [Accident 19790330005379A](https://openairdocs.org/incident/19790330005379A), Mar 30, 1979: Piper PA28140 (N3451Q), Simi Valley, CA, Substantial damage. Pilot over ran runway attempting landing.

## Service difficulty reports (115, newest 50)

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

- [SDR 2026FA0000419](https://openairdocs.org/sdr/2026FA0000419), May 20, 2026: MAGNETO. OUT OF ADJUST. ENGINE WAS INSTALLED JULY 2025. TIME SINCE OVERHAUL IS 100 HOURS. FOUND ENGINE DAMAGE DUE TO LEFT MAG BEING ADVANCED 15 DEGREES. PULLED ENGINE AND SHIPPED BACK 
- [SDR 2025FA0000723](https://openairdocs.org/sdr/2025FA0000723), Oct 17, 2025: SUMP. BROKEN. STATIC CONDENSATION BULB P/N S-1258-1 FOUND SEPARATED FROM AN 1/8 PIPE BY PIPE 90 DEGREE FITTING. THESE CONDENSATION BULBS ARE OF VERY CHEAP PLASTIC AND ARE FAM
- [SDR 2025FA0000666](https://openairdocs.org/sdr/2025FA0000666), Sep 28, 2025: WIRE HARNESS. CHAFED. THE BATTERY BOX FOR THE LEAD ACID BATTERY INTERFERES WITH THE LEFT MAGNETO HARNESS AND CHAFES THE HARNESS LEADS OVER TIME. THE INBOARD , FORWARD CORNER IS THE P
- [SDR 2024FA0000182](https://openairdocs.org/sdr/2024FA0000182), Feb 20, 2024: STARTER. BROKEN. STARTER DRIVE MOTOR WAS FOUND LOOSE FROM BENDIX ASSEMBLY DURING 100 HOUR INSPECTION. MOTOR IS ATTACHED TO BENDIX WITH 2 BOLTS THREADED INTO BENDIX HOUSING. BOTH
- [SDR 2021FA0000413](https://openairdocs.org/sdr/2021FA0000413), Dec 17, 2021: CARBURETOR. JAMMED. ACCELLERATOR PUMP INJECTION NOZZLE WAS DISLODGED FROM CASTED CARBURATOR CAVITY. NOZZLE BECAME LODGED BETWEEN CARBURATOR VENTURI AND THROTTLE VALVE CAUSEING THRO
- [SDR 2019FA0000216](https://openairdocs.org/sdr/2019FA0000216), Jun 14, 2019: CYLINDER. LEAKING. LARGE AMOUNT OF OIL FOUND IN COWLING DURING PREFLIGHT. FOUND OIL COMING FROM CYLINDER HEAD AND BARREL CONNECTION.
- [SDR 2018FA0000350](https://openairdocs.org/sdr/2018FA0000350), Feb 18, 2018: MUFFLER. ERODED. DURING AN ANNUAL INSPECTION OF AN AIRCRAFT THAT HAD ACCUMULATED 300 HOURS SINCE THE INSTALLATION OF SUPPLEMENTAL TYPE CERTIFICATE (STC) SA02168AT THE FOLLOWING 
- [SDR 2017FA0000164](https://openairdocs.org/sdr/2017FA0000164), Apr 22, 2017: CRANKCASE. CRACKED. PILOT MADE AN EMERGENCY OFF AIRPORT LANDING AFTER EXPERIENCING A LOUD BANG FOLLOWED BY A LOSS OF ENGINE POWER AND SMOKE. INSPECTION OF THE ENGINE REVEALED A CRA
- [SDR CA160307002](https://openairdocs.org/sdr/CA160307002), Mar 2, 2016: BAR. CRACKED. (CAN) THE CONTROL COLUMN TEE BAR ASSEMBLY WAS REMOVED FROM AIRCRAFT C-GQPV MODEL PA-28-140 SERIAL NUMBER 28-7725161 AT 18602.5 HOURS TTAF TO SERVICE C-GQPN MODE
- [SDR CA160213001](https://openairdocs.org/sdr/CA160213001), Feb 13, 2016: BAR. FAILED. (CAN) TRAINING FLIGHT, STUDENT IN LH SEAT, INSTRUCTOR IN RH SEAT. THE INSTRUCTOR WAS VERBALLY COACHING THE STUDENT ON APPROACH TO RUNWAY 13 WIND 140/12KTS, 10 D
- [SDR CA150608011](https://openairdocs.org/sdr/CA150608011), Jun 7, 2015: GEAR. FAILED. (CAN) PILOTS REPORTED ROUGH RUNNING ENGINE. THE RT MAGNETO HAD AN INTERNAL FAULT ON THE ROTOR GEAR WHICH WAS NEW FROM THE FACTORY 385 HRS AGO. THE METAL TAB ON 
- [SDR CA140429007](https://openairdocs.org/sdr/CA140429007), Apr 28, 2014: BAFFLE. COLLAPSED. (CAN) DURING A TRAINING FLIGHT, THE PILOT NOTICED SIGNIFICANT ENGINE POWER LOSS AND RETURNED TO BASE. UPON INSPECTION IT WAS FOUND THAT THE INTERNAL BAFFLE INSI
- [SDR CA130115005](https://openairdocs.org/sdr/CA130115005), Jan 9, 2013: INDICATOR. MALFUNCTIONED. (CAN) UPON GROUND RUNUP ACFT ENGINE FOUND NOT TO BE MAKING TAKEOFF POWER. ENGINE REPORTED RUNNING GREAT WITH NO ABNORMALITLYS BUT PLANE RETURN TO MAINTAINCE. UP
- [SDR CA121122008](https://openairdocs.org/sdr/CA121122008), Nov 22, 2012: SPARK PLUG. DAMAGED. (CAN) ACFT CAME IN FOR ROUTINE INSPECTION AND IT WAS OBSERVED THAT 1 SPARK PLUG APPEARED TO HAVE A LEAK FROM THE COMBUSTION CHAMBER. UPON CLOSER INSPECTION IT W
- [SDR CA130819018](https://openairdocs.org/sdr/CA130819018), Oct 11, 2012: CLAMP. SEPARATED. (CAN) THE EXHAUST CLAMP ON THE LT OF THE EXHAUST HAS A PIN WHICH LOCATES THE CLAMP ON BOTH THE MUFFLER AND THE PIPE IT ATTACHES TO. THE PIN HAD ERODED TO THE PO
- [SDR CA121212001](https://openairdocs.org/sdr/CA121212001), Mar 12, 2012: BUSHING. WORN. (CAN) UPON INSPECTION, CONTROL TEE LOWER PIVOT POINT RETAINING BUSHING FOR PIVOT BEARING FOUND TO HAVE COME LOOSE IN ITS CRIMP WITH BLACK FRETTING PRESENT AROUN
- [SDR 2012FA0000109](https://openairdocs.org/sdr/2012FA0000109), Feb 6, 2012: DISTRIBUTOR GEAR. DAMAGED. PILOT REPORTED A NORMAL RUN-UP BEFORE TAKEOFF. DURING CLIMB-OUT POWER LOSS WAS EXPERIENCED. ON LANDING ANOTHER RUN UP SHOWED THE RT MAGNETO WAS INOPERATIVE. REM
- [SDR CA110726015](https://openairdocs.org/sdr/CA110726015), Jul 26, 2011: SPRING. BROKEN. STUDENT NOTICED FLAPS NOT RETRACTING DURING PRE-FLIGHT INSP OF FLIGHT CONTROLS, THUS REFERRED TO MX. AFTER BRIEF INSP, ENGINEER NOTICED FLAP UPPER RETURN SPRING
- [SDR CA110329010](https://openairdocs.org/sdr/CA110329010), Mar 21, 2011: TENSION SPRING. BROKEN. (CAN) FLIGHT SCHOOL REPORTED ABNORMAL NOISE COMING FROM FLAPS DURING STUDENTS PRE-FLIGHT WALK AROUND INSPECTION OF CONTROL SURFACES. UPON FURTHER INSPECTION BY 
- [SDR CA101220013](https://openairdocs.org/sdr/CA101220013), Dec 16, 2010: CYLINDER HEAD. CRACKED. (CAN) INSTRUCTER REPORTED ENGINE VIBRATION. SUSPECTED FOULED PLUG AND UPON INSPECTION NR 1 CYLINDER FOUND CRACKED AT UPPER SPARK PLUG HOLE. CYLINDER REMOVED.
- [SDR CA100819014](https://openairdocs.org/sdr/CA100819014), Aug 13, 2010: CYLINDER HEAD. CRACKED. (CAN) DURING A 100-HOUR INSPECTION AND FOLLOWING A CYLINDER COMPRESSION TEST, NR 3 CYLINDER COMPRESSION WAS FOUND TO BE 20 OVER 80 PSI. FURTHER INVESTIGATION RE
- [SDR CA100811011](https://openairdocs.org/sdr/CA100811011), Aug 6, 2010: BAFFLE. SEPARATED. ON AUGUST, 2010, AT APPROX 20:00 PDT, RECEIVED A CALL FROM FLIGHT SCHOOL, INFORMING US THAT ACFT HAD MADE AN UNSCHEDULED LANDING FOLLOWING A PARTIAL POWER LOSS 
- [SDR CA100820006](https://openairdocs.org/sdr/CA100820006), Jul 20, 2010: STRUT. DAMAGED. (CAN) AIRCRAFT WAS IN FOR ANNUAL INSPECTION AND THE MLG ASSYS WERE FOUND CRACKED DURING THE SPECIAL INSPECTION CAST MAIN LANDING GEAR STRUT CYLINDER 100 HR INSP
- [SDR CA100622021](https://openairdocs.org/sdr/CA100622021), Jun 20, 2010: CRANKSHAFT. CRACKED. ON JUNE 20TH 2010 AT APPROXIMATELY 1100 PDT, CHEROKEE C-GCEP DEVELOPED AN OIL LEAK IN FLIGHT, BECOMING FIRST APPARENT TO THE INSTRUCTOR WITH THE APPEARANCE OF A
- [SDR CA100621013](https://openairdocs.org/sdr/CA100621013), Jun 4, 2010: SWITCH. OVERHEATED. UNKNOWN CYCLES, TSN AND PART TSO -AT PRESENT- HOWEVER WE CHANGED OUT COUPLE OF YEARS AGO DUE AMENDED LIFE LIMIT PARTS. THE SWITCH APPEARS TO HAVE OVERHEATED AND
- [SDR CA091127007](https://openairdocs.org/sdr/CA091127007), Nov 23, 2009: LEVER. SEPARATED. (CAN) DURING THE DOWNWIND LEG, PRIOR TO LANDING, THE THROTTLE KNOB UNEXPECTANTLY SEPARATED FROM THE THROTTLE LEVER WHEN THE PILOT SOUGHT TO REDUCE POWER FOR THE
- [SDR CA090401007](https://openairdocs.org/sdr/CA090401007), Mar 24, 2009: ROCKER. BROKEN. (CAN) AFTER TAKEOFF AND JUST AS THE PILOT WAS SETTING THE ACFT UP FOR CRUISE THE ENGINE STARTED TO RUN ROUGH AND THERE WAS A POPPING SOUND. PILOT DIVERTED TO A 
- [SDR CA090319013](https://openairdocs.org/sdr/CA090319013), Mar 12, 2009: CABLE. SHEARED. (CAN) THE PILOT WAS CLEARED TO LAND, ATTEMPTED TO THROTTLE DOWN BUT THROTTLE WAS UNRESPONSIVE. EVASIVE ACTION WAS TAKEN, MIXTURE WAS LEANED TO DECREASE ENGINE S
- [SDR CA080908001](https://openairdocs.org/sdr/CA080908001), Aug 29, 2008: MOUNT. CRACKED. (CAN) CRACKS WHERE TUBES ARE WELDED TO NOSE STRUT. CHAFING WHERE AERO DUCT HOSE TOUCHED MOUNT.
- [SDR CA080805013](https://openairdocs.org/sdr/CA080805013), Aug 5, 2008: BULKHEAD. CRACKED. (CAN) DURING ANNUAL INSP FWD SPINNER BULKHEAD WAS FOUND TO BE CRACKED AT SCREW ATTACHMENT HOLE. NEW PART WAS ORDERED FROM MFG IAW APPLICABLE PARTS CATALOGUE. NE
- [SDR CA080215003](https://openairdocs.org/sdr/CA080215003), Feb 14, 2008: MUFFLER. DAMAGED. (CAN)FOUND OVER THE PAST YEAR THAT USING PRESSURE TESTING VS VISUAL HAS CAUGHT MANY PIN HOLE LEAKS IN THE MUFFLER. IN THE PAST WE WERE FINDING LARGE CRACKS IN B
- [SDR CA070802007](https://openairdocs.org/sdr/CA070802007), Jul 22, 2007: CLAMP. WORN. (CAN) PIN THAT PROTRUDES THROUGH THE MUFFLER AND EXHAUST PIPE WAS WORE ALLOWING THE THEM TO SEPARATE. OTHER AIRCRAFT IN THE FLEET WERE CHECKED AND FOUND OK. (TC
- [SDR CA070314006](https://openairdocs.org/sdr/CA070314006), Mar 7, 2007: STRUCTURE. CRACKED. (CAN) RT FORWARD WING WALK ASSEMBLY, P/N 62061-002. RT ROOT WAS CRACKED. (TC NR 20070314006)
- [SDR CA061110003](https://openairdocs.org/sdr/CA061110003), Nov 9, 2006: SHROUD. OVERHEATED. (CAN) PART FOUND DEFORMED ABD DISCOLORED AND HEAT BLISTERS. (TC NR 20061110003)
- [SDR CA060328005](https://openairdocs.org/sdr/CA060328005), Mar 21, 2006: SEAL. COLLAPSED. (CAN) INTERNAL SEAL BETWEEN CARTRIDGE AND BASE PLATE COLLAPSED INTO CENTER OF FILTER. (TC NR 20060328005)
- [SDR CA060316010](https://openairdocs.org/sdr/CA060316010), Mar 16, 2006: GEAR. CRACKED. THE STARTER BENDIX GEAR WAS BROKEN IN 3 THREE PLACES. THE STARTER HOLD DOWN BOLTS WERE EITHER BROKEN OR STRETCHED. SINCE THE STARTER AND ALT HAVE A SUPPORTING B
- [SDR CA060221012](https://openairdocs.org/sdr/CA060221012), Feb 20, 2006: CAMSHAFT. SPALLED. SPALLING ON CAM AND LIFTERS.
- [SDR CA060124004](https://openairdocs.org/sdr/CA060124004), Jan 24, 2006: BELLCRANK. CRACKED. (CAN) CRACKS ON THE LT RUDDER CABLE ATTACHING BELLCRANK FOR MORE INFORMATION INCLUDING PICTURES CONTACT SUBMITTER. (TC NR 20060124004)
- [SDR CA060125008](https://openairdocs.org/sdr/CA060125008), Jan 24, 2006: BAR. CRACKED. (CAN) PILOTS SIDE LT RUDDER BAR, CRACK FOUND ON COLLER BETWEEN ACCUATING ARM (FOR RUDDER CABLE) AND RUDDER BAR. 2 ADDITIONAL CRACKS WERE FOUND ADJACENT TO THE I
- [SDR AU510001983](https://openairdocs.org/sdr/AU510001983), Dec 12, 2005: BULKHEAD. CRACKED. REAR FUSELAGE BULKHEAD CRACKED. FOUND FOLLOWING REMOVAL OF STEEL FORWARD FIN ATTACHMENT FITTING.
- [SDR CA051213005](https://openairdocs.org/sdr/CA051213005), Dec 11, 2005: CYLINDER HEAD. CRACKED. CRACKED FROM TOP SPARK PLUG TO BOTTOM SPARK PLUG.
- [SDR 2005FA0001535](https://openairdocs.org/sdr/2005FA0001535), Oct 17, 2005: CAMSHAFT. MAKING METAL. DURING ANNUAL INSPECTION, FERROUS FLAKES OF METAL WERE FOUND IN OIL FILTER, ALSO, SEVERAL PIECES FOR FERROUS METAL WERE FOUND IN THE FINGER STRAINER. THE OIL FI
- [SDR CA051103010](https://openairdocs.org/sdr/CA051103010), Oct 16, 2005: SCREW. BACKED OUT. (CAN) THE THUMB SCREW HOLDING THE AIR FILTER/LANDING LIGHT ASSY BACKED OFF AND THE ASSY CAME OFF DURING RUNUP. NO OTHER DAMAGE WAS INCURRED.
- [SDR CA050802003](https://openairdocs.org/sdr/CA050802003), Aug 2, 2005: VENTURI. MISMANUFACTURED. (CAN) INSPECTION PRIOR TO ASSEMBLY REVEALED SERIOUS CASTING FLAW IN PART.
- [SDR 2004FA0000778](https://openairdocs.org/sdr/2004FA0000778), Sep 23, 2004: FLOAT. LEAKING. ENGINE STARTED FALTERING DURING POWER REDUCTION FOR DESCENT. ENGINE RAN FINE AT CRUISE POWER. UPON INSPECTION OF CARB, ONE OF THE PLASTIC FLOAT CELLS IS FULL OF
- [SDR 2004FA0000779](https://openairdocs.org/sdr/2004FA0000779), Sep 23, 2004: FLOAT. LEAKING. ENGINE STARTED FALTERING DURING POWER REDUCTION FOR DESCENT. ENGINE RAN FINE AT CRUISE POWER. UPON INSPECTION OF CARB, ONE OF THE PLASTIC FLOAT CELLS IS FULL OF
- [SDR CA040713002](https://openairdocs.org/sdr/CA040713002), Jun 30, 2004: EXHAUST STACK. CRACKED. (CAN) UNDISTINGUISHABLE ODOR OF SOMETHING BURNING, FOLLOWED BY STIFF CARB HEAT CABLE AND ENGINE RUNNING ROUGH WITH CARB HEAT APPLICATION. THE RT EXHAUST STACK H
- [SDR CA040423001](https://openairdocs.org/sdr/CA040423001), Apr 13, 2004: BOLT. FAILED. THE PILOT WAS UNABLE TO CHANGE PWR SETTINGS IN FLT AS THE THROTTLE DID NOT RESPOND FROM MOVEMENTS IN THE PWR LVR. THE A/C IMMEDIATELY RETURNED FOR AN UNEVENTFUL
- [SDR AUS20040020](https://openairdocs.org/sdr/AUS20040020), Jan 15, 2004: HINGE. CORRODED. (AUS) UPPER RUDDER HINGE BRACKET CONTAINED SEVERE CORROSION EXTENDING TO APPROXIMATELY 50 PERCENT OF THE DEPTH OF THE BRACKET.
- [SDR AUS20040021](https://openairdocs.org/sdr/AUS20040021), Jan 15, 2004: MOUNT. LOOSE. (AUS) RT LOWER ENGINE MOUNT LOOSE.

All 115: https://openairdocs.org/engine/lycoming-o-320-e3d/reports.md

## STCs that may be installed (OpenAirDocs) (49)

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 SE2932SW](https://openairdocs.org/stc/SE2932SW): Install carburetor air temperature indicator. Approved for Aircooled Motors (Franklin Engine Co.) equipped with float carburetors. Model eligibility included here may not be inclusive. Alcor LLC. Lists O-320 Series
- [STC SE208SO](https://openairdocs.org/stc/SE208SO): Installation of ice indicator in the carburetor. LegacySTC.com. Lists O-320 Series
- [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 SE2391CE](https://openairdocs.org/stc/SE2391CE): Installation of B&C Speciality Products lightweight (10.2 pounds) engine starter, part number BC-315-100-1 (12 volts) or part number BC-315-100-3 (24 volts) on engines with ring gears that have 122 teeth. B & C Specialty Products Inc. Lists O-320 Series
- [STC SE03232CH](https://openairdocs.org/stc/SE03232CH): Installation of Engine Preheat Kit p/n TA2925-1 for 115 volt application. Hartzell Propeller Inc
- [STC SE04577CH](https://openairdocs.org/stc/SE04577CH): Install an electronic engine ignition system. Electroair Acquisition Corp
- [STC SE8628SW](https://openairdocs.org/stc/SE8628SW): Installation of oil nozzles for lubrication of cam and filters. Cygnet Aerospace Corp
- [STC SE03215CH](https://openairdocs.org/stc/SE03215CH): STC for the conversion of Lycoming O-320-A, B, C, D, E; IO-320-A, B, C, D, E, F; AIO-320-A, B; AEIO-320-D, E to increase engine displacement to 340 cubic inches by installation of a crankshaft with a longer stroke. Continental Motors, Inc
- [STC SE4408SW](https://openairdocs.org/stc/SE4408SW): Miscellaneous engine cylinder replacement parts. Continental Motors, Inc. Lists O-320 Series
- [STC SE8776SW](https://openairdocs.org/stc/SE8776SW): Installation of coated cylinders and piston rings. Continental Motors, Inc. Lists O-320 Series
- [STC SE00218NY](https://openairdocs.org/stc/SE00218NY): Replacement of Lycoming starter with SKY-TEC 12 volt starter installed. Hartzell Engine Technologies, LLC. Lists O-320 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 O-320 Series
- [STC SE2901NM](https://openairdocs.org/stc/SE2901NM): Lycoming valve cover gasket. Real Gaskets Tennessee
- [STC SE00590DE](https://openairdocs.org/stc/SE00590DE): Installation of modified Lubricated Camshaft. Centri-Lube Technologies LLC
- [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 SE419CH](https://openairdocs.org/stc/SE419CH): Replace Slick 4000, 4100, 4200, and 4300 series magnetos and TCM/Bendix S-20, S-200, and S-1200 series magnetos with the Champion Limited Authority Spark Advance Regulator (LASAR ) ignition system. Champion Aerospace LLC
- [STC SE524CH](https://openairdocs.org/stc/SE524CH): Replace Slick 4000, 4100, 4200, and 4300 series magnetos and TCM/Bendix S-20, S-200, and S-1200 series magnetos with the Champion Limited Authority Spark Advance Regulator (LASAR ). Champion Aerospace LLC
- [STC SE1931CE](https://openairdocs.org/stc/SE1931CE): Add the following approved fuel: unleaded automotive gasoline, 87 minimum antiknock index and leaded automotive gasoline, 88 minimum antiknock index, (RON+MON)/2. Petersen Aviation Inc
- [STC SE2587CE](https://openairdocs.org/stc/SE2587CE): Add unleaded and leaded automotive gasoline, 91 minimum antiknock index per ASTM specification D-439. Petersen Aviation Inc
- [STC SE925GL](https://openairdocs.org/stc/SE925GL): Installation of Shadin Co. fuel flow transducer. Shadin Company Inc
- [STC SE01930NY](https://openairdocs.org/stc/SE01930NY): Installation of Casper Labs 90 degree oil filter housing adapter. Casper Labs Inc
- [STC SE1779NM](https://openairdocs.org/stc/SE1779NM): Installation of Precise Flight, Inc. Standby Vacuum System SVS III. Precise Flight Inc
- [STC SE5743NM](https://openairdocs.org/stc/SE5743NM): Intallation of adapter for externally mounted oil filter. Aviation Development Corporation
- [STC SE1-201](https://openairdocs.org/stc/SE1-201): Installation of the Richter Aero Equipment Type B-4 or B-5 Temperature Probe. (O-360 SERIES (excl. A1C, C2B, C2D)). MidContinent Instru Co Inc. Lists O-320 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 O-320 Series
- [STC SE00350SE](https://openairdocs.org/stc/SE00350SE): Installation of sump mounted chip detector. Aviation Development Corporation
- [STC SE1226CE](https://openairdocs.org/stc/SE1226CE): Modify engines for a 160 horsepower rating on 100/130 minimum grade fuel. Ly-Con Rebuilding Company
- [STC SE00252SE](https://openairdocs.org/stc/SE00252SE): Modification for a 160 hp rating on 100/100LL minimum grade fuel. Ly-Con Rebuilding Company
- [STC SE8023SW](https://openairdocs.org/stc/SE8023SW): Installation and usage of AEROSHELL. Shell Development Co. Lists O-320 Series
- [STC SE732NE](https://openairdocs.org/stc/SE732NE): Installation of 'Auto-Vac-4' primary vacuum system. Raymond Ives
- [STC SE3647SW](https://openairdocs.org/stc/SE3647SW): Engine replacement parts. U.S. Technical. Lists O-320 Series
- [STC SE452NE](https://openairdocs.org/stc/SE452NE): Installation and usage of 'Mobil AV 1' aviation oil. Mobil Research & Development Corp. Lists O-320 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 O-320 Series
- [STC SE5924SW](https://openairdocs.org/stc/SE5924SW): Installation of stainless steel replacement exhaust studs on AVCO engines. Perrigo & Steele Aircraft Engr Company. Lists O-320 Series
- [STC SE244NE](https://openairdocs.org/stc/SE244NE): Installation of Mattituck plasma flame sprayed cylinder barrels in Teledyne reciprocating engines. Mattituck Airbase, Inc. Lists O-320 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 O-320 Series
- [STC SE1445SO](https://openairdocs.org/stc/SE1445SO): Use of Aero-blend oil additive in Teledyne (non turbocharged) aircraft engines. ProTec. Lists O-320 Series
- [STC SE128NE](https://openairdocs.org/stc/SE128NE): Use of AMS/OIL 15W 50 synthetic piston aircraft oil in Avco engines. AMS/OIL. Lists O-320 Series
- [STC SE508AL](https://openairdocs.org/stc/SE508AL): Addition of crankcase relief valve. Univair Aircraft Corp
- [STC SE2392SW](https://openairdocs.org/stc/SE2392SW): Conversion to fuel injection configuration equivalent IO-320-E2A. Swick Aircraft. Lists O-320 Series
- [STC SE2-7](https://openairdocs.org/stc/SE2-7): Carburetor air temperature bulb in Marvel-Schebler MA-4-5 carburetor. McElroy Lynn. Lists O-320 Series
- [STC SE5CE](https://openairdocs.org/stc/SE5CE): Prestolite ALK-5001 alternator. Larsen Industries. Lists O-320 Series
- [STC SE800GL](https://openairdocs.org/stc/SE800GL) (historical): Superseded by STC SE01943CH. Add the following fuel: unleaded automotive gasoline, 87 minimum antiknock index. EAA Aviation Foundation. Lists O-320-E Series

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