The U.S. aircraft register, updated daily
Engines · piston (reciprocating) · data as of October 8, 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
N9528U Grumman American Avn. Corp.
AA-1C
Fixed-wing, single engine
Standard 2024-05-05 ValidFAA registration status code V: Valid registration. All codes
N1634G Champion
7ECA
Fixed-wing, single engine Individual owner
Minnesota
Standard 2024-05-04 ValidFAA registration status code V: Valid registration. All codes
N5348B Cessna
152
Fixed-wing, single engine Individual owner
Louisiana
Standard 2024-05-04 ValidFAA registration status code V: Valid registration. All codes
N6182L American
AA-1
Fixed-wing, single engine Individual owner
Texas
Standard 2024-05-04 ValidFAA registration status code V: Valid registration. All codes
N757HH Cessna
152
Fixed-wing, single engine A&R Aero LLC
Sacramento, California
Standard 2024-05-04 ValidFAA registration status code V: Valid registration. All codes
N68ME Champion
7ECA
Fixed-wing, single engine Peigneux Brothers LLP
Malta, Montana
Standard 2024-05-03 ValidFAA registration status code V: Valid registration. All codes
N229DK Cessna
152
Fixed-wing, single engine Co-owned owner
Illinois
Standard 2024-05-01 ValidFAA registration status code V: Valid registration. All codes
N2365A Piper
PA-38-112
Fixed-wing, single engine Davedish LLC
South Fork, Colorado
Standard 2024-05-01 ValidFAA registration status code V: Valid registration. All codes
N6535L Grumman American Avn. Corp.
AA-1B
Fixed-wing, single engine Individual owner
Massachusetts
Standard 2024-05-01 ValidFAA registration status code V: Valid registration. All codes
N9386L American Aviation
AA-1A
Fixed-wing, single engine Individual owner
Texas
Standard 2024-05-01 ValidFAA registration status code V: Valid registration. All codes
N2442F Piper
PA-38-112
Fixed-wing, single engine Individual owner
Massachusetts
Standard 2024-04-30 ValidFAA registration status code V: Valid registration. All codes
N6268L Grumman American Avn. Corp.
AA-1B
Fixed-wing, single engine Individual owner
North Carolina
Standard 2024-04-30 ValidFAA registration status code V: Valid registration. All codes
N1184E Bellanca
7ECA
Fixed-wing, single engine Individual owner
Colorado
Standard 2024-04-29 ValidFAA registration status code V: Valid registration. All codes
N7670H Piper
PA-12
Fixed-wing, single engine Individual owner
Alaska
Standard 2024-04-29 ValidFAA registration status code V: Valid registration. All codes
N2403D Piper
PA-38-112
Fixed-wing, single engine Individual owner
Illinois
Standard 2024-04-28 ValidFAA registration status code V: Valid registration. All codes
N60ZY Fagerberg John
COZY MARK IV
Fixed-wing, single engine Individual owner
Iowa
Standard 2024-04-28 ValidFAA registration status code V: Valid registration. All codes
N80DL Cessna
152
Fixed-wing, single engine Jetstream Aeronautics LLC
San Antonio, Texas
Standard 2024-04-28 ValidFAA registration status code V: Valid registration. All codes
N9240L American Aviation
AA-1A
Fixed-wing, single engine Individual owner
Florida
Standard 2024-04-28 ValidFAA registration status code V: Valid registration. All codes
N531TG Bellanca
7ECA
Fixed-wing, single engine Co-owned owner
New York
Standard 2024-04-27 ValidFAA registration status code V: Valid registration. All codes
N69125 Cessna
152
Fixed-wing, single engine Pine Hill Holdings LLC
Richmond, Virginia
Standard 2024-04-26 ValidFAA registration status code V: Valid registration. All codes
N747ZP Cessna
152
Fixed-wing, single engine Co-owned owner
Minnesota
Standard 2024-04-26 ValidFAA registration status code V: Valid registration. All codes
N89159 Cessna
152
Fixed-wing, single engine Individual owner
Texas
Standard 2024-04-26 ValidFAA registration status code V: Valid registration. All codes
N9539U Grumman American Avn. Corp.
AA-1C
Fixed-wing, single engine Fletchair INC
Comfort, Texas
Standard 2024-04-26 ValidFAA registration status code V: Valid registration. All codes
N2387K Piper
PA-38-112
Fixed-wing, single engine Clipper Properties LLC
Saratoga, Wyoming
Standard 2024-04-25 ValidFAA registration status code V: Valid registration. All codes
N2528B Piper
PA-38-112
Fixed-wing, single engine Co-owned owner
Texas
Standard 2024-04-25 ValidFAA registration status code V: Valid registration. All codes
N6089M Cessna
152
Fixed-wing, single engine Airplanes and Helicopters of Oregon LLC
Sisters, Oregon
Standard 2024-04-25 ValidFAA registration status code V: Valid registration. All codes
N6350M Cessna
152
Fixed-wing, single engine Airplanes and Helicopters of Oregon LLC
Sisters, Oregon
Standard 2024-04-25 ValidFAA registration status code V: Valid registration. All codes
N9222L American Aviation
AA-1A
Fixed-wing, single engine Individual owner
Ohio
Standard 2024-04-25 ValidFAA registration status code V: Valid registration. All codes
N9377L American Aviation
AA-1A
Fixed-wing, single engine Individual owner
Illinois
Standard 2024-04-25 ValidFAA registration status code V: Valid registration. All codes
N9475T Piper
PA-38-112
Fixed-wing, single engine Individual owner
Michigan
Standard 2024-04-25 ValidFAA registration status code V: Valid registration. All codes
N1819R Beech
77
Fixed-wing, single engine Individual owner
North Carolina
Standard 2024-04-24 ValidFAA registration status code V: Valid registration. All codes
N25ZA Zenair Ltd
CH 2000
Fixed-wing, single engine Angels Wings LLC
Chambersburg, Pennsylvania
Standard 2024-04-24 ValidFAA registration status code V: Valid registration. All codes
N24856 Cessna
152
Fixed-wing, single engine Mccreary Aviation LLC
Green Valley, Arizona
Standard 2024-04-23 ValidFAA registration status code V: Valid registration. All codes
N68815 Cessna
152
Fixed-wing, single engine Skippy Aviation LLC
Bridgeport, Pennsylvania
Standard 2024-04-23 ValidFAA registration status code V: Valid registration. All codes
N46964 Cessna
152
Fixed-wing, single engine Simsbury Aviation Services LLC
Simsbury, Connecticut
Standard 2024-04-22 ValidFAA registration status code V: Valid registration. All codes
N2471N Piper
PA-38-112
Fixed-wing, single engine Two Dot Aircraft LLC
Kalispell, Montana
Standard 2024-04-17 ValidFAA registration status code V: Valid registration. All codes
N7260L American Aviation
AA-1A
Fixed-wing, single engine Mincy Aviation LLC
Manistee, Michigan
Standard 2024-04-17 ValidFAA registration status code V: Valid registration. All codes
N9462L American Aviation
AA-1A
Fixed-wing, single engine Individual owner
Pennsylvania
Standard 2024-04-17 ValidFAA registration status code V: Valid registration. All codes
N4951A Cessna
A152
Fixed-wing, single engine 152 University LLC
Blacksburg, Virginia
Standard 2024-04-16 ValidFAA registration status code V: Valid registration. All codes
N522EZ Evans George G
LONG EZ
Fixed-wing, single engine Skyjiro Forge CORP
Artesia, California
Experimental 2024-04-16 Reports overdueFAA registration status code N: Non-citizen corporation that has not returned its flight-hour reports. All codes
N53855 Bellanca
7ECA
Fixed-wing, single engine Individual owner
Washington
Standard 2024-04-16 ValidFAA registration status code V: Valid registration. All codes
N78555 Piper
PA-12
Fixed-wing, single engine Individual owner
New Jersey
Standard 2024-04-16 ValidFAA registration status code V: Valid registration. All codes
N4849Z Piper
PA-22-108
Fixed-wing, single engine Individual owner
Ohio
Standard 2024-04-15 ValidFAA registration status code V: Valid registration. All codes
N4958A Cessna
A152
Fixed-wing, single engine Individual owner
California
Standard 2024-04-15 ValidFAA registration status code V: Valid registration. All codes
N95CW Coleman/Womack
LONG EZ
Fixed-wing, single engine Individual owner
Florida
Experimental 2024-04-15 ValidFAA registration status code V: Valid registration. All codes
N48241 Cessna
152
Fixed-wing, single engine Individual owner
Indiana
Standard 2024-04-13 ValidFAA registration status code V: Valid registration. All codes
N4684Z Piper
PA-22-108
Fixed-wing, single engine Individual owner
Indiana
Standard 2024-04-12 ValidFAA registration status code V: Valid registration. All codes
N803AB Cessna
152
Fixed-wing, single engine Alo Aviation LLC
Titusville, Florida
Standard 2024-04-12 ValidFAA registration status code V: Valid registration. All codes
N4021H Piper
PA-12
Fixed-wing, single engine Toth Richard C
Tinley Park, Illinois
Standard 2024-04-11 ValidFAA registration status code V: Valid registration. All codes
N5506C Bellanca
7ECA
Fixed-wing, single engine Battle Creek Powersports LLC
Jasper, Tennessee
Standard 2024-04-10 ValidFAA registration status code V: Valid registration. All codes
N9067L Champion
7ECA
Fixed-wing, single engine Individual owner
Pennsylvania
Standard 2024-04-10 ValidFAA registration status code V: Valid registration. All codes
N9605L Grumman American Avn. Corp.
AA-1B
Fixed-wing, single engine Individual owner
Arizona
Standard 2024-04-09 ValidFAA registration status code V: Valid registration. All codes
N3062M Piper
PA-12
Fixed-wing, single engine Withheld at owner's request
Standard 2024-04-08 ValidFAA registration status code V: Valid registration. All codes
N757JJ Cessna
152
Fixed-wing, single engine Jetstream Aeronautics LLC
San Antonio, Texas
Standard 2024-04-08 ValidFAA registration status code V: Valid registration. All codes
N106UC Cessna
152
Fixed-wing, single engine Insuraclaim LLC
Boca Raton, Florida
Standard 2024-04-04 ValidFAA registration status code V: Valid registration. All codes
N5673H Piper
PA-16
Fixed-wing, single engine Individual owner
West Virginia
Standard 2024-04-04 ValidFAA registration status code V: Valid registration. All codes
N35TM Jewett Thomas E
LONG-EZ
Fixed-wing, single engine Individual owner
Colorado
Experimental 2024-04-02 ValidFAA registration status code V: Valid registration. All codes
N3069M Piper
PA-12
Fixed-wing, single engine Individual owner
Minnesota
Standard 2024-04-01 ValidFAA registration status code V: Valid registration. All codes
N5100Z Piper
PA-22-108
Fixed-wing, single engine Individual owner
Ohio
Standard 2024-04-01 ValidFAA registration status code V: Valid registration. All codes
N5384H Piper
PA-16
Fixed-wing, single engine Individual owner
Florida
Standard 2024-04-01 ValidFAA registration status code V: Valid registration. All codes
N608AM Aircraft Mfg & Development Co
CH 2000
Fixed-wing, single engine Enalas CORP
Bayonne, New Jersey
Standard 2024-04-01 ValidFAA registration status code V: Valid registration. All codes
N1812Z Beech
77
Fixed-wing, single engine Co-owned owner
Illinois
Standard 2024-03-31 ValidFAA registration status code V: Valid registration. All codes
N4931Z Piper
PA-22-108
Fixed-wing, single engine Individual owner
North Carolina
Standard 2024-03-30 ValidFAA registration status code V: Valid registration. All codes
N2333P Piper
PA-38-112
Fixed-wing, single engine Individual owner
North Carolina
Standard 2024-03-28 ValidFAA registration status code V: Valid registration. All codes
N9349L American Aviation
AA-1A
Fixed-wing, single engine Co-owned owner
Oklahoma
Standard 2024-03-28 ValidFAA registration status code V: Valid registration. All codes
N757CQ Cessna
152
Fixed-wing, single engine Individual owner
South Carolina
Standard 2024-03-27 ValidFAA registration status code V: Valid registration. All codes
N37997 Beech
77
Fixed-wing, single engine Flying Brick LLC
Monroe, North Carolina
Standard 2024-03-26 ValidFAA registration status code V: Valid registration. All codes
N6422Q Cessna
152
Fixed-wing, single engine Co-owned owner
Texas
Standard 2024-03-26 ValidFAA registration status code V: Valid registration. All codes
N9216L American Aviation
AA-1A
Fixed-wing, single engine Co-owned owner
California
Standard 2024-03-26 ValidFAA registration status code V: Valid registration. All codes
N4231M Piper
PA-12
Fixed-wing, single engine Individual owner
Florida
Standard 2024-03-25 ValidFAA registration status code V: Valid registration. All codes
N2322M Piper
PA-12
Fixed-wing, single engine Individual owner
Virginia
Standard 2024-03-23 ValidFAA registration status code V: Valid registration. All codes
N3866M Piper
PA-12
Fixed-wing, single engine Co-owned owner
Arizona
Standard 2024-03-23 ValidFAA registration status code V: Valid registration. All codes
N78685 Piper
PA-11
Fixed-wing, single engine Individual owner
Washington
Standard 2024-03-22 ValidFAA registration status code V: Valid registration. All codes
N2560M Piper
PA-12
Fixed-wing, single engine Aicraft Leasing LLC
Orlando, Florida
Standard 2024-03-20 ValidFAA registration status code V: Valid registration. All codes
N9996L Grumman American Avn. Corp.
AA-1B
Fixed-wing, single engine Individual owner
Texas
Standard 2024-03-20 ValidFAA registration status code V: Valid registration. All codes
N6175Q Cessna
152
Fixed-wing, single engine Kingsky Flight Academy LLC
Lakeland, Florida
Standard 2024-03-19 ValidFAA registration status code V: Valid registration. All codes
N301KM Pyle Kent E
SPACEWALKER II
Fixed-wing, single engine Individual owner
Florida
Experimental 2024-03-18 ValidFAA registration status code V: Valid registration. All codes
N6007T Beech
77
Fixed-wing, single engine Minton Richard D
Longville, Louisiana
Standard 2024-03-18 ValidFAA registration status code V: Valid registration. All codes
N707RR David L Rudd
EX PA11
Fixed-wing, single engine Individual owner
Washington
Experimental 2024-03-18 ValidFAA registration status code V: Valid registration. All codes
N654AC American Champion Aircraft
7ECA
Fixed-wing, single engine Flying Sparks LLC
Tomball, Texas
Standard 2024-03-16 ValidFAA registration status code V: Valid registration. All codes
N7709H Piper
PA-12
Fixed-wing, single engine Individual owner
Minnesota
Standard 2024-03-15 ValidFAA registration status code V: Valid registration. All codes
N8595V Bellanca
7ECA
Fixed-wing, single engine Anacortes Associates LLC
Anacortes, Washington
Standard 2024-03-15 ValidFAA registration status code V: Valid registration. All codes
N8628V Bellanca
7ECA
Fixed-wing, single engine Individual owner
Texas
Standard 2024-03-15 ValidFAA registration status code V: Valid registration. All codes
N8104V Andersen George W
CUBY SPORT TRAINER
Fixed-wing, single engine United Aviation LLC
Missoula, Montana
Experimental 2024-03-14 ValidFAA registration status code V: Valid registration. All codes
N9600L Grumman American Avn. Corp.
AA-1B
Fixed-wing, single engine Individual owner
Oklahoma
Standard 2024-03-14 ValidFAA registration status code V: Valid registration. All codes
N5174T Champion
7ECA
Fixed-wing, single engine Co-owned owner
California
Standard 2024-03-13 ValidFAA registration status code V: Valid registration. All codes
N9613L Grumman American Avn. Corp.
AA-1B
Fixed-wing, single engine Co-owned owner
California
Standard 2024-03-12 ValidFAA registration status code V: Valid registration. All codes
N2456D Piper
PA-38-112
Fixed-wing, single engine Withheld at owner's request
Standard 2024-03-11 ValidFAA registration status code V: Valid registration. All codes
N4540Z Piper
PA-22-108
Fixed-wing, single engine Individual owner
West Virginia
Standard 2024-03-10 ValidFAA registration status code V: Valid registration. All codes
N5577Z Piper
PA-22-108
Fixed-wing, single engine Individual owner
West Virginia
Standard 2024-03-10 ValidFAA registration status code V: Valid registration. All codes
N264AM Aircraft Mfg & Development Co
CH 2000
Fixed-wing, single engine X Aviation Ventures CORP
Granville, Tennessee
Standard 2024-03-08 ValidFAA registration status code V: Valid registration. All codes
N7712H Piper
PA-12
Fixed-wing, single engine Individual owner
Alaska
Standard 2024-03-08 ValidFAA registration status code V: Valid registration. All codes
N1629R Grumman American Avn. Corp.
AA-1B
Fixed-wing, single engine Mavi Aviation Services LLC
Hickory, North Carolina
Standard 2024-03-07 ValidFAA registration status code V: Valid registration. All codes
N5289Z Piper
PA-22-108
Fixed-wing, single engine Individual owner
Oklahoma
Standard 2024-03-07 ValidFAA registration status code V: Valid registration. All codes
N88079 Bellanca
7ECA
Fixed-wing, single engine East Hill Flying Club INC
Ithaca, New York
Standard 2024-03-07 ValidFAA registration status code V: Valid registration. All codes
N199RW Wright Richard Eugene
EAA B1-PLANE P-1
Fixed-wing, single engine Co-owned owner
Kansas
Experimental 2024-03-04 ValidFAA registration status code V: Valid registration. All codes
N4154M Piper
PA-12
Fixed-wing, single engine Individual owner
Alaska
Standard 2024-03-04 ValidFAA registration status code V: Valid registration. All codes
N18EZ Stuart John Monson
LONG TIME COMING
Fixed-wing, single engine Individual owner
Missouri
Experimental 2024-03-03 ValidFAA registration status code V: Valid registration. All codes
N50384 Bellanca
7ECA
Fixed-wing, single engine Individual owner
Louisiana
Standard 2024-03-03 ValidFAA registration status code V: Valid registration. All codes
N92508 Piper
PA-12
Fixed-wing, single engine Individual owner
Washington
Standard 2024-03-03 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 8, 2026. Horsepower and thrust are the FAA's figures for the series, not for a particular aircraft.