Engines · piston (reciprocating) · data as of October 5, 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.

Fitted to model families

Cessna 1521,545Piper PA-12 Super Cruiser878Piper PA-22 Tri-Pacer and Colt552Piper PA-38 Tomahawk409Bellanca 7 Citabria318Champion 7 Citabria and Champ311Grumman American Avn. Corp. AA-1 Yankee and Trainer305Piper PA-16 Clipper252American Aviation AA-1198American AA-1165Piper PA-18 Super Cub165Beechcraft 77 Skipper106

Cessna 152 · Piper PA-12 Super Cruiser · Piper PA-22 Tri-Pacer and Colt · Piper PA-38 Tomahawk · Bellanca 7 Citabria · Champion 7 Citabria and Champ · Grumman American Avn. Corp. AA-1 Yankee and Trainer · Piper PA-16 Clipper · American Aviation AA-1 · American AA-1

Where they are owner's state

Texas571California547Florida484Alaska383Washington217Minnesota186North Carolina185Michigan180Oregon179New York166

Kind of aircraft

Piston singles6,132 (100%)Helicopters1 (0.0%)Gliders1 (0.0%)

When the aircraft were built by decade

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

No FAA order in the current files names 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.

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

Parts most often reported as the reports name them

Axle6Cylinder4Fork2Spark Plug2Balance Weight1Coil1Pin1Plug1Support1Tube1

Latest reports

2017-07-03Coil: failed

2010-02-12Support: misinstalled

2009-05-24Spark Plug: broken

2003-12-05Spark Plug: worn

2002-11-21Cylinder: cracked

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

Cessna 152 1,545 with this engine series
Piper PA-12 Super Cruiser 878 with this engine series
Piper PA-22 Tri-Pacer and Colt 552 with this engine series
Piper PA-38 Tomahawk 409 with this engine series
Bellanca 7 Citabria 318 with this engine series
Champion 7 Citabria and Champ 311 with this engine series
Grumman American Avn. Corp. AA-1 Yankee and Trainer 305 with this engine series
Piper PA-16 Clipper 252 with this engine series

Where they are

Texas 571 of these aircraft
California 547 of these aircraft
Florida 484 of these aircraft
Alaska 383 of these aircraft
Washington 217 of these aircraft

Biggest operators

Wings Over Texas Holdings LLC 52 of these aircraft
Hillsboro Aero Academy LLC 42 of these aircraft
Sunrise Aviation INC 36 of these aircraft
Piper Aircraft INC 16 of these aircraft
Pea-Wayman Flight LLC 14 of these aircraft

Airworthiness

Failure reports on the Lycoming O-235 series 20 reports since 1995

Analytics

These connections as data: /graph/engine/lycoming-o-235-series.json · about the eFlight graph.

Aircraft newest certificates first · 6,134

Tail no.	Maker and model	Group	Owner and base	Certificate	Registered	Status
N634RS	Wallace Hale KNIGHT TWISTER	Fixed-wing, single engine	August Aero LLC Kalispell, Montana	Experimental	2026-04-16	Valid
N6721V	Beech 77	Fixed-wing, single engine	Individual owner California	Standard	2026-04-14	Valid
N9915T	Piper PA-38-112	Fixed-wing, single engine	Individual owner Kentucky	Standard	2026-04-14	Valid
N575WA	Adkins William/James LONG-EZ	Fixed-wing, single engine	Individual owner Florida	Experimental	2026-04-03	Valid
N5276M	Cessna 152	Fixed-wing, single engine	Individual owner California	Standard	2026-04-01	Valid
N3382M	Piper PA-12	Fixed-wing, single engine	Individual owner South Dakota	Standard	2026-03-30	Valid
N4918H	Cessna 152	Fixed-wing, single engine	Marks Aviation CORP Beverly Hills, California	Standard	2026-03-30	Valid
N61GS	Cessna 152	Fixed-wing, single engine	G&M Aircraft INC Wheat Ridge, Colorado	Standard	2026-03-30	Valid
N68806	Cessna 152	Fixed-wing, single engine	G&M Aircraft INC Wheat Ridge, Colorado	Standard	2026-03-30	Valid
N44E	Piper PA-12	Fixed-wing, single engine	Co-owned owner Texas	Standard	2026-03-29	Valid
N68525	Bellanca 7ECA	Fixed-wing, single engine	N917Az LLC Miami, Florida	Standard	2026-03-28	Valid
N48710	Cessna 152	Fixed-wing, single engine	Individual owner California	Standard	2026-03-27	Valid
N48935	Cessna 152	Fixed-wing, single engine	Individual owner Massachusetts	Standard	2026-03-26	Valid
N4584Z	Piper PA-22-108	Fixed-wing, single engine	Individual owner Oregon	Standard	2026-03-25	Valid
N5399B	Cessna 152	Fixed-wing, single engine	Individual owner California	Standard	2026-03-25	Valid
N152WH	Cessna 152	Fixed-wing, single engine	Individual owner Idaho	Standard	2026-03-24	Valid
N89456	Cessna 152	Fixed-wing, single engine	Individual owner New Jersey	Standard	2026-03-24	Valid
N4109H	Piper PA-12	Fixed-wing, single engine	Individual owner Oklahoma	Standard	2026-03-22	Valid
N45915	Cessna 152	Fixed-wing, single engine	Southern Aircraft Consultancy INC Trustee Casper, Wyoming	Multiple	2026-03-21	Valid
N8490V	Eaa Chapter 71 VAN'S RV-3	Fixed-wing, single engine	Individual owner Mississippi	Experimental	2026-03-21	Valid
N4406M	Piper PA-12	Fixed-wing, single engine	Individual owner Illinois	Standard	2026-03-17	Valid
N7505F	Champion 7ECA	Fixed-wing, single engine	Voler Dans la Glorie LLC Narberth, Pennsylvania	Standard	2026-03-15	Valid
N9275T	Piper PA-38-112	Fixed-wing, single engine	Individual owner Oklahoma	Standard	2026-03-15	Valid
N213EZ	Renko Walter LONG-EZ	Fixed-wing, single engine	Off Road Freedom JR LLC Walled Lake, Michigan	Experimental	2026-03-14	Valid
N757LM	Cessna 152	Fixed-wing, single engine	Individual owner Texas	Standard	2026-03-14	Valid
N2895Z	Bellanca 7ECA	Fixed-wing, single engine	Rao Enterprises LLC Brighton, Michigan	Standard	2026-03-13	Valid
N4419P	Taylorcraft F22A	Fixed-wing, single engine	Aircraft B52 LLC Lewes, Delaware	Standard	2026-03-13	Valid
N5292H	Piper PA-16	Fixed-wing, single engine	Individual owner Illinois	Standard	2026-03-12	Valid
N1431R	Grumman American Avn. Corp. AA-1B	Fixed-wing, single engine	Two Dot Aircraft LLC Kalispell, Montana	Standard	2026-03-11	Valid
N3282M	Piper PA-12	Fixed-wing, single engine	Individual owner Kansas	Standard	2026-03-11	Valid
N757LG	Cessna 152	Fixed-wing, single engine	Individual owner Massachusetts	Standard	2026-03-09	Valid
N329E	Natale Gary SUPER BABY LAKES	Fixed-wing, single engine	Individual owner Pennsylvania	Experimental	2026-03-08	Valid
N122CF	Cessna 152	Fixed-wing, single engine	Southwest Aviation Specialties LLC Tulsa, Oklahoma	Standard	2026-03-06	Valid
N4727H	Cessna 152	Fixed-wing, single engine	Jet & Rotor Aviation LLC Sacramento, California	Standard	2026-03-06	Valid
N6269L	Grumman American Avn. Corp. AA-1B	Fixed-wing, single engine	Scotty Express LLC Gilbert, Arizona	Standard	2026-03-06	Valid
N4625Z	Piper PA-22-108	Fixed-wing, single engine	Individual owner Florida	Standard	2026-03-04	Valid
N86715	Bellanca 7ECA	Fixed-wing, single engine	Yellerhammer LLC Warner Robins, Georgia	Standard	2026-03-03	Valid
N5240H	Piper PA-16	Fixed-wing, single engine	Southern Aircraft Consultancy INC Trustee Casper, Wyoming	Standard	2026-03-02	Valid
N2348M	Piper PA-12	Fixed-wing, single engine	Individual owner New Jersey	Standard	2026-03-01	Valid
N2455M	Piper PA-12	Fixed-wing, single engine	Arizona Soaring INC Maricopa, Arizona	Standard	2026-03-01	Valid
N5325H	Piper PA-16	Fixed-wing, single engine	Individual owner Georgia	Standard	2026-03-01	Valid
N5743L	American AA-1	Fixed-wing, single engine	Individual owner Kentucky	Standard	2026-02-27	Valid
N857ER	Cessna 152	Fixed-wing, single engine	Alpha International Aircraft INC Lewes, Delaware	Standard	2026-02-25	Valid
N2440C	Piper PA-38-112	Fixed-wing, single engine	Individual owner Kentucky	Standard	2026-02-24	Valid
N5687L	American AA-1	Fixed-wing, single engine	Individual owner Florida	Standard	2026-02-24	Valid
N1143E	Bellanca 7ECA	Fixed-wing, single engine	Individual owner California	Standard	2026-02-23	Valid
N18819	Trotter JUNIOR ACE	Fixed-wing, single engine	Avest LTD Hilltop Lakes, Texas	Experimental	2026-02-23	Valid
N69212	Cessna 152	Fixed-wing, single engine	Individual owner Indiana	Standard	2026-02-23	Valid
N78535	Piper PA-12	Fixed-wing, single engine	Individual owner Oregon	Standard	2026-02-23	Valid
N152WA	Cessna 152	Fixed-wing, single engine	Aces High Aviatio LLC Long Beach, California	Standard	2026-02-22	Valid
N25785	Cessna 152	Fixed-wing, single engine	Iggy Enterprises LLC Gig Harbor, Washington	Standard	2026-02-22	Valid
N5386H	Piper PA-16	Fixed-wing, single engine	Mcwhorter AG LLC Searcy, Arkansas	Standard	2026-02-22	Valid
N57469	Bellanca 7ECA	Fixed-wing, single engine	Individual owner California	Standard	2026-02-21	Valid
N37345	Beech 77	Fixed-wing, single engine	Southern Aircraft Consultancy INC Trustee Casper, Wyoming	Standard	2026-02-20	Valid
N5450Q	Cessna 152	Fixed-wing, single engine	Cruise Flight Academy INC Dalton, Georgia	Standard	2026-02-20	Valid
N67398	Cessna 152	Fixed-wing, single engine	Jet & Rotor Aviation LLC Sacramento, California	Standard	2026-02-20	Valid
N9811T	Piper PA-38-112	Fixed-wing, single engine	Anywhere Atp LLC Mount Juliet, Tennessee	Standard	2026-02-20	Valid
N6451A	Piper PA-38-112	Fixed-wing, single engine	Anywhere Atp LLC Mount Juliet, Tennessee	Standard	2026-02-19	Valid
N7801H	Piper PA-12	Fixed-wing, single engine	Southern Aircraft Consultancy INC Trustee Casper, Wyoming	Standard	2026-02-19	Valid
N2315V	Piper PA-38-112	Fixed-wing, single engine	Anywhere Atp LLC Mount Juliet, Tennessee	Standard	2026-02-18	Valid
N2382V	Piper PA-38-112	Fixed-wing, single engine	Anywhere Atp LLC Mount Juliet, Tennessee	Standard	2026-02-18	Valid
N2408L	Piper PA-38-112	Fixed-wing, single engine	Anywhere Atp LLC Mount Juliet, Tennessee	Standard	2026-02-18	Valid
N2443F	Piper PA-38-112	Fixed-wing, single engine	Anywhere Atp LLC Mt Juliet, Tennessee	Standard	2026-02-18	Valid
N2452T	Piper PA-38-112	Fixed-wing, single engine	Anywhere Atp LLC Mt Juliet, Tennessee	Standard	2026-02-18	Valid
N2579D	Piper PA-38-112	Fixed-wing, single engine	Anywhere Atp LLC Mt Juliet, Tennessee	Standard	2026-02-18	Valid
N2590G	Piper PA-38-112	Fixed-wing, single engine	Anywhere Atp LLC Mt Juliet, Tennessee	Standard	2026-02-18	Valid
N5730H	Piper PA-16	Fixed-wing, single engine	Southern Aircraft Consultancy INC Trustee Casper, Wyoming	Standard	2026-02-18	Valid
N46393	Cessna 152	Fixed-wing, single engine	Sam Aviation LLC Long Beach, California	Standard	2026-02-17	Valid
N5552K	Bellanca 7ECA	Fixed-wing, single engine	Mob Aviation LLC Auburndale, Florida	Standard	2026-02-17	Valid
N810BD	Mcfetrich H/Carlson E BAKENG DUCE	Fixed-wing, single engine	Individual owner Indiana	Experimental	2026-02-17	Valid
N6371L	American Aviation AA-1A	Fixed-wing, single engine	Individual owner Georgia	Standard	2026-02-16	Valid
N91JC	Carraway James VARI EZE	Fixed-wing, single engine	Individual owner North Carolina	Experimental	2026-02-16	Valid
N7506F	Champion 7ECA	Fixed-wing, single engine	Oklahoma Airmen Flying Club INC Jenks, Oklahoma	Standard	2026-02-15	Valid
N152HR	Cessna 152	Fixed-wing, single engine	Individual owner New York	Standard	2026-02-14	Valid
N357FP	Piper PA-22-160	Fixed-wing, single engine	Individual owner Minnesota	Standard	2026-02-14	Valid
N2459A	Piper PA-38-112	Fixed-wing, single engine	Individual owner Florida	Standard	2026-02-13	Valid
N3036N	Cessna 120	Fixed-wing, single engine	Co-owned owner Georgia	Standard	2026-02-11	Valid
N6402L	American Aviation AA-1A	Fixed-wing, single engine	Individual owner Colorado	Standard	2026-02-10	Valid
N9648U	Grumman American Avn. Corp. AA-1C	Fixed-wing, single engine	Co-owned owner Washington	Standard	2026-02-10	Valid
N2431F	Piper PA-38-112	Fixed-wing, single engine	Pilot Craft Aviation LLC Monterey, California	Standard	2026-02-09	Valid
N4482M	Piper PA-12	Fixed-wing, single engine	Individual owner Kansas	Standard	2026-02-09	Valid
N5360H	Piper PA-16	Fixed-wing, single engine	Eastern Stearman INC Trustee Leesburg, Virginia	Standard	2026-02-09	Valid
N757YS	Cessna 152	Fixed-wing, single engine	John Mccaskill Enterprises LLC Tifton, Georgia	Standard	2026-02-09	Valid
N6412M	Cessna 152	Fixed-wing, single engine	Nighthawk N8231G LLC Pompano Beach, Florida	Standard	2026-02-08	Valid
N6430L	American Aviation AA-1A	Fixed-wing, single engine	Co-owned owner Kentucky	Standard	2026-02-07	Valid
N9604L	Grumman American Avn. Corp. AA-1B	Fixed-wing, single engine	Blue Grumman Plane LLC New York, New York	Standard	2026-02-06	Valid
N5121Z	Piper PA-22-108	Fixed-wing, single engine	Individual owner Illinois	Standard	2026-02-05	Valid
N723TH	Cessna 152	Fixed-wing, single engine	Southern Aircraft Consultancy INC Trustee Casper, Wyoming	Standard	2026-02-05	Valid
N4127M	Piper PA-12	Fixed-wing, single engine	Individual owner South Dakota	Standard	2026-02-04	Valid
N4413M	Piper PA-12	Fixed-wing, single engine	Wings of the North Eden Prairie, Minnesota	Multiple	2026-02-03	Valid
N1441R	Grumman American Avn. Corp. AA-1B	Fixed-wing, single engine	Individual owner Arizona	Standard	2026-02-01	Valid
N2316M	Piper PA-12	Fixed-wing, single engine	Red Tail Aviation LLC Pueblo, Colorado	Standard	2026-01-30	Valid
N5878E	Cessna 172N	Fixed-wing, single engine	Southern Aircraft Consultancy INC Trustee Casper, Wyoming	Standard	2026-01-30	Valid
N848R	Rhodes Dennis R LONG-EZ	Fixed-wing, single engine	Individual owner Iowa	Experimental	2026-01-30	Valid
N3978P	Cessna 152	Fixed-wing, single engine	Co-owned owner California	Standard	2026-01-29	Valid
N2404M	Piper PA-12	Fixed-wing, single engine	Individual owner California	Standard	2026-01-28	Valid
N308T	Piper PA-18	Fixed-wing, single engine	Individual owner North Dakota	Standard	2026-01-28	Valid
N1010R	Champion 7ECA	Fixed-wing, single engine	Kaneair LLC Hayes, Virginia	Standard	2026-01-27	Valid
N25255	Cessna 152	Fixed-wing, single engine	Flm Aviation LLC Vernal, Utah	Standard	2026-01-27	Valid
N25950	Cessna 152	Fixed-wing, single engine	Individual owner Texas	Standard	2026-01-27	Valid

Source: FAA Civil Aviation Registry, Releasable Aircraft Database (the engine reference table and each aircraft's engine code), October 5, 2026. Horsepower and thrust are the FAA's figures for the series, not for a particular aircraft.