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
N6541L Grumman American Avn. Corp.
AA-1B
Fixed-wing, single engine Individual owner
Minnesota
Standard 2023-12-12 ValidFAA registration status code V: Valid registration. All codes
N72219 Cessna
140
Fixed-wing, single engine Individual owner
Alaska
Standard 2023-12-12 ValidFAA registration status code V: Valid registration. All codes
N314LF Aircraft Mfg & Development Co
CH 2000
Fixed-wing, single engine Enalas CORP
Bayonne, New Jersey
Standard 2023-12-11 ValidFAA registration status code V: Valid registration. All codes
N46286 Piper
J3C-65
Fixed-wing, single engine Cape May Aerial Advertising LLC
Rio Grande, New Jersey
Restricted 2023-12-11 ValidFAA registration status code V: Valid registration. All codes
N6715V Beech
77
Fixed-wing, single engine Byrds Wholesale INC
Clayton, North Carolina
Standard 2023-12-10 ValidFAA registration status code V: Valid registration. All codes
N24385 Cessna
152
Fixed-wing, single engine Laurel Highlands Aeronautical Academy
Latrobe, Pennsylvania
Standard 2023-12-06 ValidFAA registration status code V: Valid registration. All codes
N9523U Grumman American Avn. Corp.
AA-1C
Fixed-wing, single engine Kpcw Grumman LLC
Port Clinton, Ohio
Standard 2023-12-06 ValidFAA registration status code V: Valid registration. All codes
N1075E Bellanca
7ECA
Fixed-wing, single engine Individual owner
Colorado
Standard 2023-12-05 ValidFAA registration status code V: Valid registration. All codes
N2361N Piper
PA-38-112
Fixed-wing, single engine Co-owned owner
Tennessee
Standard 2023-12-05 ValidFAA registration status code V: Valid registration. All codes
N6111L American
AA-1
Fixed-wing, single engine Individual owner
Idaho
Standard 2023-12-05 ValidFAA registration status code V: Valid registration. All codes
N89588 Cessna
152
Fixed-wing, single engine Jet & Rotor Aviation LLC
Sacramento, California
Standard 2023-12-05 ValidFAA registration status code V: Valid registration. All codes
N956RW Piper
PA-38-112
Fixed-wing, single engine Trevitue LLC
San Antonio, Texas
Standard 2023-12-05 ValidFAA registration status code V: Valid registration. All codes
N1ZZ Champion
7ECA
Fixed-wing, single engine Individual owner
Iowa
Standard 2023-12-04 ValidFAA registration status code V: Valid registration. All codes
N2531M Piper
PA-12
Fixed-wing, single engine Individual owner
Michigan
Standard 2023-12-04 ValidFAA registration status code V: Valid registration. All codes
N49126 Cessna
152
Fixed-wing, single engine Individual owner
Minnesota
Standard 2023-12-04 ValidFAA registration status code V: Valid registration. All codes
N5223H Piper
PA-16
Fixed-wing, single engine Individual owner
Alaska
Standard 2023-12-04 ValidFAA registration status code V: Valid registration. All codes
N5551H Piper
PA-11
Fixed-wing, single engine Individual owner
Iowa
Standard 2023-12-04 ValidFAA registration status code V: Valid registration. All codes
N6844K Piper
PA-16
Fixed-wing, single engine Individual owner
Texas
Standard 2023-12-01 ValidFAA registration status code V: Valid registration. All codes
N89GF Fleming Glenn James
LONG-EZE
Fixed-wing, single engine Individual owner
Texas
Experimental 2023-12-01 ValidFAA registration status code V: Valid registration. All codes
N4745P Cessna
152
Fixed-wing, single engine Individual owner
California
Standard 2023-11-30 ValidFAA registration status code V: Valid registration. All codes
N555ST Cessna
152
Fixed-wing, single engine Individual owner
Colorado
Standard 2023-11-30 ValidFAA registration status code V: Valid registration. All codes
N3448M Piper
PA-12
Fixed-wing, single engine Co-owned owner
Arizona
Standard 2023-11-29 ValidFAA registration status code V: Valid registration. All codes
N9318T Piper
PA-38-112
Fixed-wing, single engine Individual owner
Florida
Standard 2023-11-29 ValidFAA registration status code V: Valid registration. All codes
N94790 Cessna
152
Fixed-wing, single engine Kingsky Flight Academy LLC
Lakeland, Florida
Standard 2023-11-29 ValidFAA registration status code V: Valid registration. All codes
N4627Z Piper
PA-22-108
Fixed-wing, single engine Pope County Aviation LLC
Russellville, Arkansas
Standard 2023-11-28 ValidFAA registration status code V: Valid registration. All codes
N4834Z Piper
PA-22-108
Fixed-wing, single engine Individual owner
Kansas
Standard 2023-11-26 ValidFAA registration status code V: Valid registration. All codes
N67461 Cessna
152
Fixed-wing, single engine Co-owned owner
Virginia
Standard 2023-11-26 ValidFAA registration status code V: Valid registration. All codes
N757JG Cessna
152
Fixed-wing, single engine Jet & Rotor Aviation LLC
Sacramento, California
Standard 2023-11-18 ValidFAA registration status code V: Valid registration. All codes
N7898H Piper
PA-12
Fixed-wing, single engine Individual owner
Alaska
Standard 2023-11-18 ValidFAA registration status code V: Valid registration. All codes
N91332 Piper
PA-38-112
Fixed-wing, single engine T-32 Associates
Effort, Pennsylvania
Standard 2023-11-18 ValidFAA registration status code V: Valid registration. All codes
N5605Z Piper
PA-22-108
Fixed-wing, single engine Individual owner
Missouri
Standard 2023-11-17 ValidFAA registration status code V: Valid registration. All codes
N71039 Piper
J-3C
Fixed-wing, single engine Co-owned owner
California
Restricted 2023-11-17 ValidFAA registration status code V: Valid registration. All codes
N9888U Grumman American Avn. Corp.
AA-1C
Fixed-wing, single engine Treasure Valley Flying Club LLC
Melba, Idaho
Standard 2023-11-16 ValidFAA registration status code V: Valid registration. All codes
N5056T Bellanca
7ECA
Fixed-wing, single engine Gator Flight LLC
Saint Cloud, Florida
Standard 2023-11-15 ValidFAA registration status code V: Valid registration. All codes
N7504H Piper
PA-12
Fixed-wing, single engine Individual owner
Michigan
Standard 2023-11-15 ValidFAA registration status code V: Valid registration. All codes
N757ZT Cessna
152
Fixed-wing, single engine Riya Aviation LLC
Tracy, California
Standard 2023-11-15 ValidFAA registration status code V: Valid registration. All codes
N67591 Cessna
152
Fixed-wing, single engine Individual owner
Utah
Standard 2023-11-12 ValidFAA registration status code V: Valid registration. All codes
N2975M Piper
PA-12
Fixed-wing, single engine Co-owned owner
Alaska
Standard 2023-11-11 ValidFAA registration status code V: Valid registration. All codes
N5173X Champion
7ECA
Fixed-wing, single engine Co-owned owner
Washington
Standard 2023-11-11 ValidFAA registration status code V: Valid registration. All codes
N677NA Aircraft Mfg & Development Co
CH 2000
Fixed-wing, single engine Individual owner
South Carolina
Standard 2023-11-11 ValidFAA registration status code V: Valid registration. All codes
N88348 Bellanca
7ECA
Fixed-wing, single engine Individual owner
Texas
Standard 2023-11-09 ValidFAA registration status code V: Valid registration. All codes
N25228 Cessna
152
Fixed-wing, single engine Laguna Verde Leasing INC
Wilmington, Delaware
Standard 2023-11-08 ValidFAA registration status code V: Valid registration. All codes
N3904M Piper
PA-12
Fixed-wing, single engine Individual owner
Alaska
Standard 2023-11-08 ValidFAA registration status code V: Valid registration. All codes
N66931 Cessna
152
Fixed-wing, single engine Laguna Verde Leasing INC
Wilmington, Delaware
Standard 2023-11-08 ValidFAA registration status code V: Valid registration. All codes
N77XZ Piper
PA-38-112
Fixed-wing, single engine Red Rocket Holding CO LLC
Boca Raton, Florida
Standard 2023-11-08 ValidFAA registration status code V: Valid registration. All codes
N92772 Piper
PA-12
Fixed-wing, single engine Skyward Aviation Enterprises LLC
Raleigh, North Carolina
Standard 2023-11-08 ValidFAA registration status code V: Valid registration. All codes
N234SC St Clair R C
LONGEZE
Fixed-wing, single engine Individual owner
California
Experimental 2023-11-07 ValidFAA registration status code V: Valid registration. All codes
N2888M Piper
PA-12
Fixed-wing, single engine Individual owner
Michigan
Standard 2023-11-07 ValidFAA registration status code V: Valid registration. All codes
N3826M Piper
PA-12
Fixed-wing, single engine Individual owner
Missouri
Standard 2023-11-07 ValidFAA registration status code V: Valid registration. All codes
N5231Z Piper
PA-22-108
Fixed-wing, single engine Individual owner
Nevada
Standard 2023-11-07 ValidFAA registration status code V: Valid registration. All codes
N5641Z Piper
PA-22-108
Fixed-wing, single engine Scout Aviation LLC
Arnaudville, Louisiana
Standard 2023-11-07 ValidFAA registration status code V: Valid registration. All codes
N4197Y Bellanca
7ECA
Fixed-wing, single engine Individual owner
Wisconsin
Standard 2023-11-06 ValidFAA registration status code V: Valid registration. All codes
N5355P Cessna
152
Fixed-wing, single engine Pittsburgh Pilot Training LLC
Bethel Park, Pennsylvania
Standard 2023-11-04 ValidFAA registration status code V: Valid registration. All codes
N1613G Champion
7ECA
Fixed-wing, single engine Individual owner
New Hampshire
Standard 2023-11-01 ValidFAA registration status code V: Valid registration. All codes
N181T Piper
PA-18 105
Fixed-wing, single engine Individual owner
North Carolina
Standard 2023-11-01 ValidFAA registration status code V: Valid registration. All codes
N2913M Piper
PA-12
Fixed-wing, single engine Individual owner
Virginia
Standard 2023-11-01 ValidFAA registration status code V: Valid registration. All codes
N4863Z Piper
PA-22-108
Fixed-wing, single engine Individual owner
Arizona
Standard 2023-11-01 ValidFAA registration status code V: Valid registration. All codes
N5863Z Piper
PA-22-108
Fixed-wing, single engine Co-owned owner
Arizona
Standard 2023-11-01 ValidFAA registration status code V: Valid registration. All codes
N7559F Champion
7GCAA
Fixed-wing, single engine Individual owner
Georgia
Standard 2023-11-01 ValidFAA registration status code V: Valid registration. All codes
N2474G Piper
PA-38-112
Fixed-wing, single engine Individual owner
Pennsylvania
Standard 2023-10-31 ValidFAA registration status code V: Valid registration. All codes
N5740Z Piper
PA-22-108
Fixed-wing, single engine Individual owner
Missouri
Standard 2023-10-30 ValidFAA registration status code V: Valid registration. All codes
N3048M Piper
PA-12
Fixed-wing, single engine Individual owner
Florida
Standard 2023-10-29 ValidFAA registration status code V: Valid registration. All codes
N5137Z Piper
PA-22-108
Fixed-wing, single engine Individual owner
New Jersey
Standard 2023-10-29 ValidFAA registration status code V: Valid registration. All codes
N4731Z Piper
PA-22-108
Fixed-wing, single engine Individual owner
California
Standard 2023-10-28 ValidFAA registration status code V: Valid registration. All codes
N432BQ Frank A Quitter
JR ACE "E"
Fixed-wing, single engine Browning Aviation LLC
Deputy, Indiana
Experimental 2023-10-26 ValidFAA registration status code V: Valid registration. All codes
N621BA Cessna
152
Fixed-wing, single engine Co-owned owner
Oklahoma
Standard 2023-10-26 ValidFAA registration status code V: Valid registration. All codes
N730KF Way Norman R
KITFOX SUPER SPORT
Fixed-wing, single engine Zero Kilo Foxtrot LLC
Grand Junction, Colorado
Experimental 2023-10-26 ValidFAA registration status code V: Valid registration. All codes
N2374L Piper
PA-38-112
Fixed-wing, single engine Individual owner
Florida
Standard 2023-10-25 ValidFAA registration status code V: Valid registration. All codes
N455EZ Iwatate Debbie
LONG-EZ
Fixed-wing, single engine Individual owner
Texas
Experimental 2023-10-25 ValidFAA registration status code V: Valid registration. All codes
N6334A Piper
PA-38-112
Fixed-wing, single engine Co-owned owner
Texas
Standard 2023-10-25 ValidFAA registration status code V: Valid registration. All codes
N19LE Forsling John D
LONG-EZ
Fixed-wing, single engine Individual owner
Tennessee
Experimental 2023-10-24 ValidFAA registration status code V: Valid registration. All codes
N2467M Piper
PA-12
Fixed-wing, single engine Individual owner
Alaska
Standard 2023-10-22 ValidFAA registration status code V: Valid registration. All codes
N4678Z Piper
PA-22-108
Fixed-wing, single engine Qrh LLC
Bartlesville, Oklahoma
Standard 2023-10-22 ValidFAA registration status code V: Valid registration. All codes
N5054Z Piper
PA-22-108
Fixed-wing, single engine Individual owner
Texas
Standard 2023-10-21 ValidFAA registration status code V: Valid registration. All codes
N2493M Piper
PA-12
Fixed-wing, single engine Individual owner
Montana
Standard 2023-10-20 ValidFAA registration status code V: Valid registration. All codes
N5006Z Piper
PA-22-108
Fixed-wing, single engine Individual owner
Pennsylvania
Standard 2023-10-18 ValidFAA registration status code V: Valid registration. All codes
N235LK Mongeon L A/Mongeon K D
LANCAIR 235
Fixed-wing, single engine Individual owner
Oregon
Experimental 2023-10-17 ValidFAA registration status code V: Valid registration. All codes
N9304L American Aviation
AA-1A
Fixed-wing, single engine Individual owner
California
Standard 2023-10-15 ValidFAA registration status code V: Valid registration. All codes
N125CM American Champion Aircraft
7ECA
Fixed-wing, single engine Individual owner
Wisconsin
Standard 2023-10-14 ValidFAA registration status code V: Valid registration. All codes
N5622H Piper
PA-16
Fixed-wing, single engine Individual owner
Oklahoma
Standard 2023-10-13 ValidFAA registration status code V: Valid registration. All codes
N2388B Piper
PA-38-112
Fixed-wing, single engine N2388B LLC
Salem, Oregon
Standard 2023-10-12 ValidFAA registration status code V: Valid registration. All codes
N5090X Champion
7ECA
Fixed-wing, single engine Individual owner
Oregon
Standard 2023-10-11 ValidFAA registration status code V: Valid registration. All codes
N76901 Cessna
140
Fixed-wing, single engine Dawsonfens 140 LLC
Pearland, Texas
Standard 2023-10-11 ValidFAA registration status code V: Valid registration. All codes
N93488 Cessna
152
Fixed-wing, single engine Rawareo LLC
Warsaw, Missouri
Standard 2023-10-10 ValidFAA registration status code V: Valid registration. All codes
N1317 Long
CLOUDHAWK
Fixed-wing, single engine Individual owner
Tennessee
Experimental 2023-10-07 ValidFAA registration status code V: Valid registration. All codes
N1589B Luscombe
T-8F
Fixed-wing, single engine Individual owner
Arkansas
Standard 2023-10-05 ValidFAA registration status code V: Valid registration. All codes
N9633L Grumman American Avn. Corp.
AA-1B
Fixed-wing, single engine Individual owner
West Virginia
Standard 2023-10-05 ValidFAA registration status code V: Valid registration. All codes
N15WV Champion
7ECA
Fixed-wing, single engine Whiskey Victor Aviation LLC
Fairmont, West Virginia
Standard 2023-10-04 ValidFAA registration status code V: Valid registration. All codes
N24270 Piper
PA-38-112
Fixed-wing, single engine Individual owner
Tennessee
Standard 2023-10-04 ValidFAA registration status code V: Valid registration. All codes
N4276H Piper
PA-14
Fixed-wing, single engine Tailwind Aviation INC
Wasilla, Alaska
Standard 2023-10-04 ValidFAA registration status code V: Valid registration. All codes
N91204 Elsen Jerome P
CELEBRITY
Fixed-wing, single engine Withheld at owner's request
Experimental 2023-10-04 ValidFAA registration status code V: Valid registration. All codes
N5314M Cessna
152
Fixed-wing, single engine Alpha Golf Aviation LLC
Naples, Florida
Standard 2023-09-30 ValidFAA registration status code V: Valid registration. All codes
N5607Z Piper
PA-22-108
Fixed-wing, single engine Individual owner
Illinois
Standard 2023-09-29 ValidFAA registration status code V: Valid registration. All codes
N382CF Piper
PA-38-112
Fixed-wing, single engine Individual owner
Arizona
Standard 2023-09-28 ValidFAA registration status code V: Valid registration. All codes
N5256Z Piper
PA-22-108
Fixed-wing, single engine Individual owner
Michigan
Standard 2023-09-26 ValidFAA registration status code V: Valid registration. All codes
N5543Z Piper
PA-22-108
Fixed-wing, single engine Individual owner
Maine
Standard 2023-09-26 ValidFAA registration status code V: Valid registration. All codes
N5639H Piper
PA-16
Fixed-wing, single engine Individual owner
Alaska
Standard 2023-09-26 ValidFAA registration status code V: Valid registration. All codes
N5718L American
AA-1
Fixed-wing, single engine Individual owner
Tennessee
Standard 2023-09-26 ValidFAA registration status code V: Valid registration. All codes
N610WM Beech
77
Fixed-wing, single engine Individual owner
Wisconsin
Standard 2023-09-26 ValidFAA registration status code V: Valid registration. All codes
N69156 Cessna
152
Fixed-wing, single engine Individual owner
North Carolina
Standard 2023-09-26 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.