The U.S. aircraft register, updated daily
Engines · piston (reciprocating) · data as of October 7, 2026

Lycoming O-235 series

6,134 aircraft on the U.S. register carry a Lycoming O-235 series engine, rated at about 115 horsepower. The Cessna 152 is the model most often fitted with it (1,545 aircraft). The aircraft carrying it were built between 1945 and 2025.

The FAA records engines by code, usually at the level of a series ("O-320 series") rather than the exact variant; this page gathers every FAA code that reads as Lycoming O-235 series. FAA spelling: 0-235 SERIES.

When the aircraft were built by decade

By decade built, as a table
aircraft
19304
19401,107
1950157
1960759
19702,138
1980668
1990159
200072
201016
20204

What the FAA has certified, ordered and been told about the Lycoming O-235 series the component layer

The design is held under 1 type certificate (E-223, held by Lycoming Engines). The FAA has issued 13 airworthiness directives (orders that owners must comply with) that name this engine series. Operators and repair shops have filed 20 failure reports with the FAA since 1995, 3 of them in the last ten years.

FAA orders 13 airworthiness directives · newest first

2026-09-142026-17-10 · Reciprocating Engine Cylinder Section · engine
2026-04-082026-04-11 · Engine (Reciprocating) · engine
2024-12-052024-21-02 · Engine (Reciprocating) · engine
2022-08-152022-16-03 · Engine (RECIPROCATING) · engine
2012-03-272012-03-07 · Carburetor · engine
2004-06-252004-10-14 · Crankshaft gear · engine

All orders naming the Lycoming O-235 series

Failure reports 20 since · what operators and shops told the FAA

02479998299300202103109110117
Failure reports by year, as a table
reports
989
992
003
022
031
091
101
171

Parts most often reported as the reports name them

Axle6Cylinder4Fork2Spark Plug2Balance Weight1Coil1Pin1Plug1Support1Tube1
Parts most reported, as a table
reports
Axle6
Cylinder4
Fork2
Spark Plug2
Balance Weight1
Coil1
Pin1
Plug1
Support1
Tube1

Latest reports

2017-07-03Coil: failed
2010-02-12Support: misinstalled
2009-05-24Spark Plug: broken
2003-12-05Spark Plug: worn
2002-11-21Cylinder: cracked

Certificates and bulletins

E-223Type certificate held by Lycoming Engines · 43 models listed · revised January 31, 2020

Safety bulletins 4 · advice, not orders

2019-05-02NE-19-08 · Reciprocating Engine Cylinder Section - Lycoming Engines Parallel Valve Cylinders
2014-03-24NE-14-13 · Reciprocating Engine - Cylinder Mounting Studs
2008-09-10NE-06-32R1 · Reciprocating Engine - Crankshaft
2005-09-30NE-05-89 ·

Sources: the FAA's type certificate data sheets, airworthiness directives, supplemental type certificates, special conditions and special airworthiness information bulletins (Dynamic Regulatory System), and the FAA's service difficulty reports. A failure report is what an operator or repair station chose to file; the counts show reporting as much as reliability, and larger and commercial fleets report more. How the systems are grouped.

Connections how this engine series links to the rest of the register

Fitted to
Where they are
Biggest operators
Airworthiness

The whole map of how records connect · these connections as data: /graph/engine/lycoming-o-235-series.json.

Aircraft newest certificates first · 6,134

Tail no.Maker and modelGroupOwner and baseCertificateRegisteredStatus
N1606R Grumman American Avn. Corp.
AA-1B
Fixed-wing, single engine Individual owner
Arkansas
Standard 2025-01-16 ValidFAA registration status code V: Valid registration. All codes
N5949H Piper
PA-16
Fixed-wing, single engine Individual owner
Texas
Standard 2025-01-15 ValidFAA registration status code V: Valid registration. All codes
N2441A Piper
PA-38-112
Fixed-wing, single engine Individual owner
New Jersey
Standard 2025-01-14 ValidFAA registration status code V: Valid registration. All codes
N2666M Piper
PA-12
Fixed-wing, single engine Co-owned owner
Texas
Standard 2025-01-14 ValidFAA registration status code V: Valid registration. All codes
N3166M Piper
PA-12
Fixed-wing, single engine Individual owner
Idaho
Standard 2025-01-13 ValidFAA registration status code V: Valid registration. All codes
N6378M Cessna
152
Fixed-wing, single engine Co-owned owner
Washington
Standard 2025-01-13 ValidFAA registration status code V: Valid registration. All codes
N9114L Champion
7GCBC
Fixed-wing, single engine Keller Crop Surveillance LLC
Jonesboro, Arkansas
Standard 2025-01-08 ValidFAA registration status code V: Valid registration. All codes
N6423L American Aviation
AA-1A
Fixed-wing, single engine Srk Aero LLC
Magnolia, Texas
Standard 2025-01-07 ValidFAA registration status code V: Valid registration. All codes
N5183P Cessna
152
Fixed-wing, single engine Aig Aeronautics LLC
Guaynabo, Puerto Rico
Standard 2025-01-03 ValidFAA registration status code V: Valid registration. All codes
N273T Piper
PA-18
Fixed-wing, single engine Individual owner
Alaska
Standard 2025-01-02 ValidFAA registration status code V: Valid registration. All codes
N9576L Grumman American Avn. Corp.
AA-1B
Fixed-wing, single engine Co-owned owner
Minnesota
Standard 2025-01-02 ValidFAA registration status code V: Valid registration. All codes
N9613A Beeson
CUBY
Fixed-wing, single engine Co-owned owner
Alabama
Experimental 2024-12-31 ValidFAA registration status code V: Valid registration. All codes
N1409R Grumman American Avn. Corp.
AA-1B
Fixed-wing, single engine Jersey Boys LLC
Rockledge, Florida
Standard 2024-12-30 ValidFAA registration status code V: Valid registration. All codes
N144M Piper
PA-38-112
Fixed-wing, single engine Coad Aeronautics LLC
Saint Jacob, Illinois
Standard 2024-12-27 ValidFAA registration status code V: Valid registration. All codes
N38025 Beech
77
Fixed-wing, single engine Missaukee Aircraft Leasing LLC
Cadillac, Michigan
Standard 2024-12-27 ValidFAA registration status code V: Valid registration. All codes
N3910M Piper
PA-12
Fixed-wing, single engine Co-owned owner
Missouri
Standard 2024-12-26 ValidFAA registration status code V: Valid registration. All codes
N4553Z Piper
PA-22-108
Fixed-wing, single engine Individual owner
Pennsylvania
Standard 2024-12-26 ValidFAA registration status code V: Valid registration. All codes
N2379M Piper
PA-12
Fixed-wing, single engine Co-owned owner
Washington
Standard 2024-12-23 ValidFAA registration status code V: Valid registration. All codes
N653MC Mcdonald Melvin Joseph
RUTAN LONG EZ
Fixed-wing, single engine Individual owner
Washington
Experimental 2024-12-23 ValidFAA registration status code V: Valid registration. All codes
N104T Piper
PA-18
Fixed-wing, single engine Individual owner
New York
Standard 2024-12-18 ValidFAA registration status code V: Valid registration. All codes
N18151 Beech
77
Fixed-wing, single engine Individual owner
New Hampshire
Standard 2024-12-18 ValidFAA registration status code V: Valid registration. All codes
N94179 Cessna
152
Fixed-wing, single engine Aerophile LLC
Wilmington, Delaware
Standard 2024-12-18 ValidFAA registration status code V: Valid registration. All codes
N3532M Piper
PA-12
Fixed-wing, single engine Co-owned owner
Illinois
Standard 2024-12-14 ValidFAA registration status code V: Valid registration. All codes
N288T Piper
PA-18-105 SPECIAL
Fixed-wing, single engine Individual owner
Wyoming
Standard 2024-12-13 ValidFAA registration status code V: Valid registration. All codes
N3007M Piper
PA-12
Fixed-wing, single engine Individual owner
Arizona
Standard 2024-12-13 ValidFAA registration status code V: Valid registration. All codes
N5480Z Piper
PA-22-108
Fixed-wing, single engine Individual owner
Wisconsin
Standard 2024-12-13 ValidFAA registration status code V: Valid registration. All codes
N89372 Cessna
152
Fixed-wing, single engine Individual owner
Texas
Standard 2024-12-13 ValidFAA registration status code V: Valid registration. All codes
N25572 Cessna
152
Fixed-wing, single engine Individual owner
Texas
Standard 2024-12-12 ValidFAA registration status code V: Valid registration. All codes
N78586 Piper
PA-12
Fixed-wing, single engine Krup INC
Milligan, Nebraska
Standard 2024-12-12 ValidFAA registration status code V: Valid registration. All codes
N2451M Piper
PA-12
Fixed-wing, single engine Accurate Aero LLC
Minden, Nevada
Standard 2024-12-11 ValidFAA registration status code V: Valid registration. All codes
N797MP American
AA-1
Fixed-wing, single engine Individual owner
Indiana
Standard 2024-12-11 ValidFAA registration status code V: Valid registration. All codes
N7478B Champion
7EC
Fixed-wing, single engine Co-owned owner
Texas
Multiple 2024-12-05 ValidFAA registration status code V: Valid registration. All codes
N89AK Spencer Donald L
LANCAIR 235
Fixed-wing, single engine Individual owner
Texas
Experimental 2024-12-05 ValidFAA registration status code V: Valid registration. All codes
N2868Z Bellanca
7ECA
Fixed-wing, single engine Wanda Collins Professional Pilot Services LLC
Madisonville, Texas
Standard 2024-12-04 ValidFAA registration status code V: Valid registration. All codes
N9786U Grumman American Avn. Corp.
AA-1C
Fixed-wing, single engine Individual owner
Texas
Standard 2024-12-02 ValidFAA registration status code V: Valid registration. All codes
N25HT Cessna
152
Fixed-wing, single engine Individual owner
Alaska
Standard 2024-11-27 ValidFAA registration status code V: Valid registration. All codes
N4200M Piper
PA-12
Fixed-wing, single engine Individual owner
New York
Standard 2024-11-25 ValidFAA registration status code V: Valid registration. All codes
N5215H Piper
PA-16
Fixed-wing, single engine Individual owner
Wisconsin
Standard 2024-11-25 ValidFAA registration status code V: Valid registration. All codes
N68167 Cessna
152
Fixed-wing, single engine Individual owner
North Carolina
Standard 2024-11-25 ValidFAA registration status code V: Valid registration. All codes
N92545 Piper
PA-12
Fixed-wing, single engine Individual owner
New York
Standard 2024-11-25 ValidFAA registration status code V: Valid registration. All codes
N72PM American Aviation
AA-1A
Fixed-wing, single engine Aircraft & Aviation Professionals LLC
Coldwater, Michigan
Standard 2024-11-23 ValidFAA registration status code V: Valid registration. All codes
N6505M Cessna
152
Fixed-wing, single engine Individual owner
Texas
Standard 2024-11-22 ValidFAA registration status code V: Valid registration. All codes
N4209M Piper
PA-12
Fixed-wing, single engine Individual owner
Colorado
Standard 2024-11-21 ValidFAA registration status code V: Valid registration. All codes
N757BB Cessna
152
Fixed-wing, single engine Kelley Aircraft LLC
Weyers Cave, Virginia
Standard 2024-11-21 ValidFAA registration status code V: Valid registration. All codes
N5445K Wallace Richard
KELLY D
Fixed-wing, single engine Wingnut INC
Wilmington, Delaware
Experimental 2024-11-19 ValidFAA registration status code V: Valid registration. All codes
N5051G Bellanca
7ECA
Fixed-wing, single engine Individual owner
Alabama
Standard 2024-11-18 ValidFAA registration status code V: Valid registration. All codes
N5478Z Piper
PA-22-108
Fixed-wing, single engine Individual owner
Alabama
Standard 2024-11-18 ValidFAA registration status code V: Valid registration. All codes
N3483M Piper
PA-12
Fixed-wing, single engine Individual owner
Colorado
Standard 2024-11-15 ValidFAA registration status code V: Valid registration. All codes
N693AR Cessna
152
Fixed-wing, single engine Flexfly LLC
Las Vegas, Nevada
Standard 2024-11-14 ValidFAA registration status code V: Valid registration. All codes
N5264H Piper
PA-16
Fixed-wing, single engine Co-owned owner
Oregon
Standard 2024-11-12 ValidFAA registration status code V: Valid registration. All codes
N7588F Champion
7ECA
Fixed-wing, single engine Individual owner
Florida
Standard 2024-11-09 ValidFAA registration status code V: Valid registration. All codes
N982W Piper
PA-22-108
Fixed-wing, single engine Individual owner
California
Standard 2024-11-09 ValidFAA registration status code V: Valid registration. All codes
N1518R Grumman American Avn. Corp.
AA-1B
Fixed-wing, single engine Individual owner
Michigan
Standard 2024-11-08 ValidFAA registration status code V: Valid registration. All codes
N7635H Piper
PA-12
Fixed-wing, single engine Co-owned owner
Colorado
Standard 2024-11-08 ValidFAA registration status code V: Valid registration. All codes
N4847B Cessna
152
Fixed-wing, single engine Crossbrook LLC
Willoughby, Ohio
Standard 2024-11-07 ValidFAA registration status code V: Valid registration. All codes
N2602A Piper
PA-38-112
Fixed-wing, single engine Individual owner
Ohio
Standard 2024-11-06 ValidFAA registration status code V: Valid registration. All codes
N4785B Cessna
152
Fixed-wing, single engine Bravo Zulu Aviation LLC
Torrance, California
Standard 2024-11-06 ValidFAA registration status code V: Valid registration. All codes
N48410 Cessna
152
Fixed-wing, single engine Individual owner
Texas
Standard 2024-11-06 ValidFAA registration status code V: Valid registration. All codes
N50264 Bellanca
7ECA
Fixed-wing, single engine Individual owner
Tennessee
Standard 2024-11-06 ValidFAA registration status code V: Valid registration. All codes
N9098L Champion
7ECA
Fixed-wing, single engine Individual owner
North Carolina
Standard 2024-11-06 ValidFAA registration status code V: Valid registration. All codes
N5060N Bellanca
7ECA
Fixed-wing, single engine Individual owner
Minnesota
Standard 2024-11-05 ValidFAA registration status code V: Valid registration. All codes
N6210L American
AA-1
Fixed-wing, single engine Individual owner
Colorado
Standard 2024-11-05 ValidFAA registration status code V: Valid registration. All codes
N8578 Bellanca
7ECA
Fixed-wing, single engine Individual owner
North Carolina
Standard 2024-11-05 ValidFAA registration status code V: Valid registration. All codes
N93980 Cessna
152
Fixed-wing, single engine Individual owner
Oklahoma
Standard 2024-11-05 ValidFAA registration status code V: Valid registration. All codes
N4844Z Piper
PA-22-108
Fixed-wing, single engine Withheld at owner's request
Standard 2024-11-01 ValidFAA registration status code V: Valid registration. All codes
N3114M Piper
PA-12
Fixed-wing, single engine Individual owner
Texas
Standard 2024-10-31 ValidFAA registration status code V: Valid registration. All codes
N7420K Piper
PA-20-115
Fixed-wing, single engine Individual owner
Ohio
Standard 2024-10-31 ValidFAA registration status code V: Valid registration. All codes
N236LS South Florida Ultralights Inc
RV-9A
Fixed-wing, single engine V & P Aviation LLC
Queen Creek, Arizona
Experimental 2024-10-30 ValidFAA registration status code V: Valid registration. All codes
N2503P Piper
PA-38-112
Fixed-wing, single engine Alpha Aviation Holdings Group LLC
Raleigh, North Carolina
Standard 2024-10-30 ValidFAA registration status code V: Valid registration. All codes
N66977 Cessna
152
Fixed-wing, single engine Unique Educational Experiences
Signal Hill, California
Standard 2024-10-29 ValidFAA registration status code V: Valid registration. All codes
N76HB American
AA-1
Fixed-wing, single engine Individual owner
California
Standard 2024-10-26 ValidFAA registration status code V: Valid registration. All codes
N5311Z Piper
PA-22-108
Fixed-wing, single engine Individual owner
Texas
Standard 2024-10-25 ValidFAA registration status code V: Valid registration. All codes
N7521H Piper
PA-12
Fixed-wing, single engine Individual owner
Pennsylvania
Standard 2024-10-25 ValidFAA registration status code V: Valid registration. All codes
N90992 Bellanca
7ECA
Fixed-wing, single engine Individual owner
Texas
Standard 2024-10-25 ValidFAA registration status code V: Valid registration. All codes
N4LU Grumman American Avn. Corp.
AA-1C
Fixed-wing, single engine Individual owner
Tennessee
Standard 2024-10-24 ValidFAA registration status code V: Valid registration. All codes
N798LA Cessna
152
Fixed-wing, single engine Long Island Aviators LLC
Farmingdale, New York
Standard 2024-10-24 ValidFAA registration status code V: Valid registration. All codes
N28FC Beech
77
Fixed-wing, single engine Flight Club
Middle River, Maryland
Standard 2024-10-23 ValidFAA registration status code V: Valid registration. All codes
N6FA American Aviation
AA-1A
Fixed-wing, single engine Individual owner
Tennessee
Standard 2024-10-22 ValidFAA registration status code V: Valid registration. All codes
N1913J Jordan Charles W
BREEZY
Fixed-wing, single engine Individual owner
Florida
Experimental 2024-10-21 ValidFAA registration status code V: Valid registration. All codes
N2255V Cessna
140
Fixed-wing, single engine Individual owner
Mississippi
Standard 2024-10-21 ValidFAA registration status code V: Valid registration. All codes
N878AL Joseph A Urban
ZODIAC CH650
Fixed-wing, single engine Individual owner
Virginia
Experimental 2024-10-19 ValidFAA registration status code V: Valid registration. All codes
N5093Z Piper
PA-22-108
Fixed-wing, single engine Individual owner
Oklahoma
Standard 2024-10-18 ValidFAA registration status code V: Valid registration. All codes
N9679L Grumman American Avn. Corp.
AA-1B
Fixed-wing, single engine Go Fast Dont Suck LLC
Magnolia, Delaware
Standard 2024-10-18 ValidFAA registration status code V: Valid registration. All codes
N25608 Cessna
152
Fixed-wing, single engine Individual owner
Indiana
Standard 2024-10-17 ValidFAA registration status code V: Valid registration. All codes
N4962B Cessna
152
Fixed-wing, single engine University of Maryland Eastern Shore
Princess Anne, Maryland
Standard 2024-10-16 ValidFAA registration status code V: Valid registration. All codes
N4997Z Piper
PA-22-108
Fixed-wing, single engine Royal Flush Farms LLC
Davey, Nebraska
Standard 2024-10-12 ValidFAA registration status code V: Valid registration. All codes
N1242W Donald E Campbell
BREEZY
Fixed-wing, single engine Deland Air and Sea Brokerage INC
Deland, Florida
Experimental 2024-10-10 ValidFAA registration status code V: Valid registration. All codes
N2349M Piper
PA-12
Fixed-wing, single engine Individual owner
Minnesota
Standard 2024-10-10 ValidFAA registration status code V: Valid registration. All codes
N2572M Piper
PA-12
Fixed-wing, single engine Chieftain LLC
Hot Springs, Arkansas
Standard 2024-10-10 ValidFAA registration status code V: Valid registration. All codes
N2674M Piper
PA-12
Fixed-wing, single engine Starr LLC
Superior, Wisconsin
Standard 2024-10-10 ValidFAA registration status code V: Valid registration. All codes
N49993 Cessna
152
Fixed-wing, single engine Starr LLC
Superior, Wisconsin
Standard 2024-10-10 ValidFAA registration status code V: Valid registration. All codes
N7585H Piper
PA-12
Fixed-wing, single engine Individual owner
Texas
Standard 2024-10-10 ValidFAA registration status code V: Valid registration. All codes
N9223L American Aviation
AA-1A
Fixed-wing, single engine Individual owner
Florida
Standard 2024-10-10 ValidFAA registration status code V: Valid registration. All codes
N2324G Piper
PA-38-112
Fixed-wing, single engine Individual owner
Connecticut
Standard 2024-10-09 ValidFAA registration status code V: Valid registration. All codes
N5435Z Piper
PA-22-108
Fixed-wing, single engine East Texas Aircraft Engines LLC
Palestine, Texas
Standard 2024-10-09 ValidFAA registration status code V: Valid registration. All codes
N6859K Piper
PA-16
Fixed-wing, single engine Individual owner
Virginia
Standard 2024-10-09 ValidFAA registration status code V: Valid registration. All codes
N86AB Piper
PA-25-235
Fixed-wing, single engine Air Sailing INC
Reno, Nevada
Restricted 2024-10-09 ValidFAA registration status code V: Valid registration. All codes
N5059G Bellanca
7ECA
Fixed-wing, single engine Lumland Properties LLC
Winchester, Virginia
Standard 2024-10-08 ValidFAA registration status code V: Valid registration. All codes
N577FC Beech
77
Fixed-wing, single engine Flight Club
Middle River, Maryland
Standard 2024-10-08 ValidFAA registration status code V: Valid registration. All codes
N9651A Cessna
140A
Fixed-wing, single engine Marty Air LLC
Vero Beach, Florida
Standard 2024-10-08 ValidFAA registration status code V: Valid registration. All codes
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Source: FAA Civil Aviation Registry, Releasable Aircraft Database (the engine reference table and each aircraft's engine code), October 7, 2026. Horsepower and thrust are the FAA's figures for the series, not for a particular aircraft.