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
N35VL Haines Walter V
LONG EZ
Fixed-wing, single engine Individual owner
Arizona
Experimental 2025-03-11 ValidFAA registration status code V: Valid registration. All codes
N4948Z Piper
PA-22-108
Fixed-wing, single engine Individual owner
Indiana
Standard 2025-03-11 ValidFAA registration status code V: Valid registration. All codes
N8PP Piper
PA-22-108
Fixed-wing, single engine Individual owner
New York
Standard 2025-03-11 ValidFAA registration status code V: Valid registration. All codes
N46090 Cessna
152
Fixed-wing, single engine Sentinel Services Group LLC
Brooksville, Florida
Standard 2025-03-10 ValidFAA registration status code V: Valid registration. All codes
N53380 Cessna
152
Fixed-wing, single engine Individual owner
Oklahoma
Standard 2025-03-10 ValidFAA registration status code V: Valid registration. All codes
N65550 Cessna
152
Fixed-wing, single engine Individual owner
Oklahoma
Standard 2025-03-10 ValidFAA registration status code V: Valid registration. All codes
N63MK Aircraft Mfg & Development Co
CH 2000
Fixed-wing, single engine Individual owner
Virginia
Standard 2025-03-09 ValidFAA registration status code V: Valid registration. All codes
N5337H Piper
PA-16
Fixed-wing, single engine Co-owned owner
Kentucky
Standard 2025-03-08 ValidFAA registration status code V: Valid registration. All codes
N27776 Stinson
10
Fixed-wing, single engine Individual owner
Alaska
Standard 2025-03-07 ValidFAA registration status code V: Valid registration. All codes
N9482T Piper
PA-38-112
Fixed-wing, single engine Individual owner
Idaho
Standard 2025-03-07 ValidFAA registration status code V: Valid registration. All codes
N9960L Grumman American Avn. Corp.
AA-1B
Fixed-wing, single engine Withheld at owner's request
Standard 2025-03-07 ValidFAA registration status code V: Valid registration. All codes
N5762Z Piper
PA-22-108
Fixed-wing, single engine Individual owner
Illinois
Standard 2025-03-06 ValidFAA registration status code V: Valid registration. All codes
N53311 Bellanca
7ECA
Fixed-wing, single engine Barksdale Air Racing LLC
Conroe, Texas
Standard 2025-03-03 ValidFAA registration status code V: Valid registration. All codes
N5819Z Piper
PA-22-108
Fixed-wing, single engine Individual owner
New Hampshire
Standard 2025-03-03 ValidFAA registration status code V: Valid registration. All codes
N4915P Cessna
152
Fixed-wing, single engine Individual owner
New York
Standard 2025-03-02 ValidFAA registration status code V: Valid registration. All codes
N9547T Piper
PA-38-112
Fixed-wing, single engine Jk Gray Family LLC
Concord, North Carolina
Standard 2025-02-28 ValidFAA registration status code V: Valid registration. All codes
N152MF Cessna
152
Fixed-wing, single engine Mja Flight LLC
Justin, Texas
Standard 2025-02-27 ValidFAA registration status code V: Valid registration. All codes
N685JW Bellanca
7ECA
Fixed-wing, single engine Individual owner
Florida
Standard 2025-02-27 ValidFAA registration status code V: Valid registration. All codes
N9605U Grumman American Avn. Corp.
AA-1C
Fixed-wing, single engine Individual owner
Oklahoma
Standard 2025-02-27 ValidFAA registration status code V: Valid registration. All codes
N25286 Cessna
152
Fixed-wing, single engine Recreational Enterprises LLC
Sanford, Florida
Standard 2025-02-26 ValidFAA registration status code V: Valid registration. All codes
N9847U Grumman American Avn. Corp.
AA-1C
Fixed-wing, single engine Individual owner
Georgia
Standard 2025-02-26 ValidFAA registration status code V: Valid registration. All codes
N5147X Champion
7ECA
Fixed-wing, single engine Individual owner
Minnesota
Standard 2025-02-25 ValidFAA registration status code V: Valid registration. All codes
N155SK Cessna
152
Fixed-wing, single engine Pea-Wayman Flight LLC
Daytona Beach, Florida
Standard 2025-02-24 ValidFAA registration status code V: Valid registration. All codes
N24857 Cessna
152
Fixed-wing, single engine Pea-Wayman Flight LLC
Daytona Beach, Florida
Standard 2025-02-24 ValidFAA registration status code V: Valid registration. All codes
N338T Piper
PA-18-105 SPECIAL
Fixed-wing, single engine Individual owner
Alaska
Standard 2025-02-24 ValidFAA registration status code V: Valid registration. All codes
N46953 Cessna
152
Fixed-wing, single engine Pea-Wayman Flight LLC
Daytona Beach, Florida
Standard 2025-02-24 ValidFAA registration status code V: Valid registration. All codes
N4957A Cessna
A152
Fixed-wing, single engine Pea-Wayman Flight LLC
Daytona Beach, Florida
Standard 2025-02-24 ValidFAA registration status code V: Valid registration. All codes
N5096L Cessna
152
Fixed-wing, single engine Pea-Wayman Flight LLC
Daytona Beach, Florida
Standard 2025-02-24 ValidFAA registration status code V: Valid registration. All codes
N65401 Cessna
152
Fixed-wing, single engine Pea-Wayman Flight LLC
Daytona Beach, Florida
Standard 2025-02-24 ValidFAA registration status code V: Valid registration. All codes
N67324 Cessna
152
Fixed-wing, single engine Pea-Wayman Flight LLC
Daytona Beach, Florida
Standard 2025-02-24 ValidFAA registration status code V: Valid registration. All codes
N67549 Cessna
152
Fixed-wing, single engine Pea-Wayman Flight LLC
Daytona Beach, Florida
Standard 2025-02-24 ValidFAA registration status code V: Valid registration. All codes
N89887 Cessna
152
Fixed-wing, single engine Pea-Wayman Flight LLC
Daytona Beach, Florida
Standard 2025-02-24 ValidFAA registration status code V: Valid registration. All codes
N908WA Cessna
152
Fixed-wing, single engine Pea-Wayman Flight LLC
Daytona Beach, Florida
Standard 2025-02-24 ValidFAA registration status code V: Valid registration. All codes
N93730 Cessna
152
Fixed-wing, single engine Pea-Wayman Flight LLC
Daytona Beach, Florida
Standard 2025-02-24 ValidFAA registration status code V: Valid registration. All codes
N9491L American Aviation
AA-1A
Fixed-wing, single engine Individual owner
Texas
Standard 2025-02-24 ValidFAA registration status code V: Valid registration. All codes
N334LF Aircraft Mfg & Development Co
CH 2000
Fixed-wing, single engine Individual owner
Texas
Standard 2025-02-22 ValidFAA registration status code V: Valid registration. All codes
N101SX Seferovich D/Seferovich P
HATZ CB1 BIPLANE
Fixed-wing, single engine Individual owner
Tennessee
Experimental 2025-02-21 ValidFAA registration status code V: Valid registration. All codes
N15691 Bellanca
14-9
Fixed-wing, single engine Individual owner
New Hampshire
Standard 2025-02-21 ValidFAA registration status code V: Valid registration. All codes
N31504 Stinson
10
Fixed-wing, single engine Individual owner
Florida
Standard 2025-02-21 ValidFAA registration status code V: Valid registration. All codes
N44AJ Piper
PA-38-112
Fixed-wing, single engine Individual owner
California
Standard 2025-02-21 ValidFAA registration status code V: Valid registration. All codes
N5551L Cessna
152
Fixed-wing, single engine Pea-Wayman Flight LLC
Daytona Beach, Florida
Standard 2025-02-21 ValidFAA registration status code V: Valid registration. All codes
N6097M Cessna
152
Fixed-wing, single engine Pea-Wayman Flight LLC
Daytona Beach, Florida
Standard 2025-02-21 ValidFAA registration status code V: Valid registration. All codes
N6300Q Cessna
152
Fixed-wing, single engine Pea-Wayman Flight LLC
Daytona Beach, Florida
Standard 2025-02-21 ValidFAA registration status code V: Valid registration. All codes
N5107B Cessna
152
Fixed-wing, single engine West Valley Flying Club
Palo Alto, California
Standard 2025-02-19 ValidFAA registration status code V: Valid registration. All codes
N29900 Bellanca
7ECA
Fixed-wing, single engine Individual owner
Florida
Standard 2025-02-18 ValidFAA registration status code V: Valid registration. All codes
N3767M Piper
PA-12
Fixed-wing, single engine Great Cloud Design INC
Dunedin, Florida
Standard 2025-02-17 ValidFAA registration status code V: Valid registration. All codes
N5894Z Piper
PA-22-108
Fixed-wing, single engine Individual owner
Mississippi
Standard 2025-02-17 ValidFAA registration status code V: Valid registration. All codes
N641HY Grumman American Avn. Corp.
AA-1B
Fixed-wing, single engine Individual owner
Texas
Standard 2025-02-16 ValidFAA registration status code V: Valid registration. All codes
N25410 Piper
PA-38-112
Fixed-wing, single engine Individual owner
Nevada
Standard 2025-02-15 ValidFAA registration status code V: Valid registration. All codes
N94292 Cessna
152
Fixed-wing, single engine My Way Aviation LLC
Weston, Florida
Standard 2025-02-15 ValidFAA registration status code V: Valid registration. All codes
N229T Piper
PA-18 105
Fixed-wing, single engine Individual owner
Alaska
Standard 2025-02-14 ValidFAA registration status code V: Valid registration. All codes
N69019 Cessna
152
Fixed-wing, single engine Individual owner
Massachusetts
Standard 2025-02-14 ValidFAA registration status code V: Valid registration. All codes
N2402K Piper
PA-38-112
Fixed-wing, single engine Co-owned owner
Texas
Standard 2025-02-13 ValidFAA registration status code V: Valid registration. All codes
N3056M Piper
PA-12
Fixed-wing, single engine Individual owner
New York
Standard 2025-02-13 ValidFAA registration status code V: Valid registration. All codes
N5342P Cessna
152
Fixed-wing, single engine Sp Airparts LLC
Moscow, Idaho
Standard 2025-02-12 ValidFAA registration status code V: Valid registration. All codes
N7296K Piper
PA-18-105 SPECIAL
Fixed-wing, single engine Vne LLC
Sheridan, Wyoming
Standard 2025-02-12 ValidFAA registration status code V: Valid registration. All codes
N9723U Grumman American Avn. Corp.
AA-1C
Fixed-wing, single engine Individual owner
Tennessee
Standard 2025-02-12 ValidFAA registration status code V: Valid registration. All codes
N48878 Cessna
152
Fixed-wing, single engine Kilo Lima Investments LLC
Huntington Beach, California
Standard 2025-02-11 ValidFAA registration status code V: Valid registration. All codes
N7834H Piper
PA-12
Fixed-wing, single engine Wilde Air Service-Huron LLC
Volga, South Dakota
Standard 2025-02-11 ValidFAA registration status code V: Valid registration. All codes
N9451L American Aviation
AA-1A
Fixed-wing, single engine We Fly High LLC
Helena, Montana
Standard 2025-02-11 ValidFAA registration status code V: Valid registration. All codes
N3270M Piper
PA-12
Fixed-wing, single engine Wilde Air Service Huron LLC
Volga, South Dakota
Standard 2025-02-10 ValidFAA registration status code V: Valid registration. All codes
N46649 Cessna
152
Fixed-wing, single engine Wings Over Texas Holdings LLC
Denton, Texas
Standard 2025-02-10 ValidFAA registration status code V: Valid registration. All codes
N3713M Piper
PA-12
Fixed-wing, single engine Individual owner
Oregon
Standard 2025-02-07 ValidFAA registration status code V: Valid registration. All codes
N5062Z Piper
PA-22-108
Fixed-wing, single engine Co-owned owner
Missouri
Standard 2025-02-07 ValidFAA registration status code V: Valid registration. All codes
N7857H Piper
PA-12
Fixed-wing, single engine Individual owner
Illinois
Standard 2025-02-06 ValidFAA registration status code V: Valid registration. All codes
N2929T Piper
PA-22-108
Fixed-wing, single engine Tampa Bay Flying Club CORP
Tampa, Florida
Standard 2025-02-05 ValidFAA registration status code V: Valid registration. All codes
N4976P Cessna
152
Fixed-wing, single engine Individual owner
Indiana
Standard 2025-02-05 ValidFAA registration status code V: Valid registration. All codes
N714S Gilbert Jeffrey T
TAILWIND W-8
Fixed-wing, single engine Individual owner
South Dakota
Experimental 2025-02-05 ValidFAA registration status code V: Valid registration. All codes
N24766 Cessna
152
Fixed-wing, single engine Wings Over Texas Holdings LLC
Denton, Texas
Standard 2025-02-04 ValidFAA registration status code V: Valid registration. All codes
N94652 Cessna
152
Fixed-wing, single engine Individual owner
New Hampshire
Standard 2025-02-04 ValidFAA registration status code V: Valid registration. All codes
N5784H Piper
PA-16
Fixed-wing, single engine Individual owner
North Carolina
Standard 2025-02-03 ValidFAA registration status code V: Valid registration. All codes
N2979P Bellanca
7ECA
Fixed-wing, single engine Individual owner
Texas
Standard 2025-02-01 ValidFAA registration status code V: Valid registration. All codes
N1872G Champion
7ECA
Fixed-wing, single engine Individual owner
Maine
Standard 2025-01-29 ValidFAA registration status code V: Valid registration. All codes
N3025M Piper
PA-12
Fixed-wing, single engine Individual owner
Alaska
Standard 2025-01-29 ValidFAA registration status code V: Valid registration. All codes
N5113T Champion
7ECA
Fixed-wing, single engine Individual owner
Colorado
Standard 2025-01-29 ValidFAA registration status code V: Valid registration. All codes
N5310H Cessna
152
Fixed-wing, single engine 426Th Aero Squadron LLC
Cropwell, Alabama
Standard 2025-01-29 ValidFAA registration status code V: Valid registration. All codes
N5789H Piper
PA-16
Fixed-wing, single engine Individual owner
California
Standard 2025-01-29 ValidFAA registration status code V: Valid registration. All codes
N8WA Alexander William
VARIEZE
Fixed-wing, single engine Individual owner
Arizona
Experimental 2025-01-29 ValidFAA registration status code V: Valid registration. All codes
N9435L American Aviation
AA-1A
Fixed-wing, single engine Individual owner
Indiana
Standard 2025-01-29 ValidFAA registration status code V: Valid registration. All codes
N17RR Cessna
152
Fixed-wing, single engine Riverside Flight Center INC
Tulsa, Oklahoma
Standard 2025-01-28 ValidFAA registration status code V: Valid registration. All codes
N197BF Fritchley Van
SPACE WALKER II
Fixed-wing, single engine Individual owner
Michigan
Experimental 2025-01-28 ValidFAA registration status code V: Valid registration. All codes
N2005J Taylorcraft Aviation Corp.
F21
Fixed-wing, single engine Individual owner
Michigan
Standard 2025-01-28 ValidFAA registration status code V: Valid registration. All codes
N25284 Cessna
152
Fixed-wing, single engine Riverside Flight Center INC
Tulsa, Oklahoma
Standard 2025-01-28 ValidFAA registration status code V: Valid registration. All codes
N38SU Cessna
152
Fixed-wing, single engine Riverside Flight Center INC
Tulsa, Oklahoma
Standard 2025-01-28 ValidFAA registration status code V: Valid registration. All codes
N4641P Cessna
152
Fixed-wing, single engine Riverside Flight Center INC
Tulsa, Oklahoma
Standard 2025-01-28 ValidFAA registration status code V: Valid registration. All codes
N5421P Cessna
152
Fixed-wing, single engine Riverside Flight Center INC
Tulsa, Oklahoma
Standard 2025-01-28 ValidFAA registration status code V: Valid registration. All codes
N65551 Cessna
152
Fixed-wing, single engine Riverside Flight Center INC
Tulsa, Oklahoma
Standard 2025-01-28 ValidFAA registration status code V: Valid registration. All codes
N847X American
AA-1B
Fixed-wing, single engine Co-owned owner
California
Standard 2025-01-28 ValidFAA registration status code V: Valid registration. All codes
N9241L American Aviation
AA-1A
Fixed-wing, single engine Individual owner
North Carolina
Standard 2025-01-28 ValidFAA registration status code V: Valid registration. All codes
N94505 Cessna
152
Fixed-wing, single engine Riverside Flight Center INC
Tulsa, Oklahoma
Standard 2025-01-28 ValidFAA registration status code V: Valid registration. All codes
N98917 Piper
PA-12
Fixed-wing, single engine Individual owner
Alaska
Standard 2025-01-28 ValidFAA registration status code V: Valid registration. All codes
N76695 Cessna
140
Fixed-wing, single engine Individual owner
California
Standard 2025-01-25 ValidFAA registration status code V: Valid registration. All codes
N454BC Carter Bradley S
LONG-EZ
Fixed-wing, single engine Individual owner
Missouri
Experimental 2025-01-22 ValidFAA registration status code V: Valid registration. All codes
N49189 Cessna
152
Fixed-wing, single engine Individual owner
Arizona
Standard 2025-01-22 ValidFAA registration status code V: Valid registration. All codes
N5938L American
AA-1
Fixed-wing, single engine Midland Avionics LLC
Louisville, Kentucky
Standard 2025-01-22 ValidFAA registration status code V: Valid registration. All codes
N66954 Cessna
152
Fixed-wing, single engine Wings Over Texas Holdings LLC
Denton, Texas
Standard 2025-01-22 ValidFAA registration status code V: Valid registration. All codes
N32230 Piper
PA-18
Fixed-wing, single engine Individual owner
Montana
Restricted 2025-01-21 ValidFAA registration status code V: Valid registration. All codes
N5569Z Piper
PA-22-108
Fixed-wing, single engine Individual owner
New York
Standard 2025-01-21 ValidFAA registration status code V: Valid registration. All codes
N6390L American Aviation
AA-1A
Fixed-wing, single engine Individual owner
Florida
Standard 2025-01-21 ValidFAA registration status code V: Valid registration. All codes
N5187X Champion
7ECA
Fixed-wing, single engine Individual owner
Minnesota
Standard 2025-01-17 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.