Lycoming O-320 series
27,315 aircraft on the U.S. register carry a Lycoming O-320 series engine, rated at about 180 horsepower. The Cessna 172 Skyhawk is the model most often fitted with it (9,462 aircraft). The aircraft carrying it were built between 1949 and 2026.
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-320 series (2 codes). FAA spellings: 0-320 SERIES · O-320 SERIES.
Fitted to model families
Model families, as a table
Cessna 172 Skyhawk · Piper PA-28 Cherokee, Warrior, Archer and Arrow · Piper PA-18 Super Cub · Piper PA-22 Tri-Pacer and Colt · Grumman American Avn. Corp. AA-5 Traveler, Cheetah and Tiger · Bellanca 7 Citabria · Cessna 177 Cardinal · Piper PA-23 Apache and Aztec · Robinson R22 · Champion 7 Citabria and Champ
Where they are owner's state
Kind of aircraft
By kind, as a table
| aircraft | share | |
|---|---|---|
| Piston singles | 26,597 | 97% |
| Piston twins | 414 | 2% |
| Helicopters | 303 | 1% |
| Gliders | 1 | 0.0% |
What the FAA has certified, ordered and been told about the Lycoming O-320 series the component layer
The design is held under 1 type certificate (E-274, held by Lycoming Engines). The FAA has issued 29 airworthiness directives (orders that owners must comply with) that name this engine series. Operators and repair shops have filed 349 failure reports with the FAA since 1995, 19 of them in the last ten years.
FAA orders 29 airworthiness directives · newest first
Failure reports 349 since · what operators and shops told the FAA
Failure reports by year, as a table
| reports | |
|---|---|
| 95 | 2 |
| 96 | 1 |
| 97 | 2 |
| 98 | 6 |
| 00 | 7 |
| 01 | 39 |
| 02 | 24 |
| 03 | 39 |
| 04 | 30 |
| 05 | 41 |
| 06 | 23 |
| 07 | 32 |
| 08 | 18 |
| 09 | 15 |
| 10 | 13 |
| 11 | 7 |
| 12 | 10 |
| 13 | 4 |
| 14 | 6 |
| 15 | 2 |
| 16 | 9 |
| 17 | 1 |
| 18 | 6 |
| 19 | 1 |
| 20 | 3 |
| 21 | 1 |
| 23 | 2 |
| 25 | 1 |
| 26 | 4 |
Parts most often reported as the reports name them
Parts most reported, as a table
| reports | |
|---|---|
| Spar | 18 |
| Tube | 17 |
| Cylinder | 15 |
| Bulkhead | 9 |
| Alternator | 8 |
| Control Cable | 8 |
| Bolt | 7 |
| Carburetor | 7 |
| Fitting | 6 |
| Float | 6 |
Latest reports
Certificates and bulletins
Safety bulletins 17 · advice, not orders
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
- Cessna 172 Skyhawk 9,462 with this engine series
- Piper PA-28 Cherokee, Warrior, Archer and Arrow 6,844 with this engine series
- Piper PA-18 Super Cub 2,393 with this engine series
- Piper PA-22 Tri-Pacer and Colt 1,660 with this engine series
- Grumman American Avn. Corp. AA-5 Traveler, Cheetah and Tiger 566 with this engine series
- Bellanca 7 Citabria 563 with this engine series
- Cessna 177 Cardinal 398 with this engine series
- Piper PA-23 Apache and Aztec 347 with this engine series
- Texas 2,351 of these aircraft
- California 2,123 of these aircraft
- Florida 2,077 of these aircraft
- Alaska 1,796 of these aircraft
- Washington 1,004 of these aircraft
- Wings Over Texas Holdings LLC 107 of these aircraft
- American Patrols INC 61 of these aircraft
- Paris Air INC 33 of these aircraft
- Civil Air Patrol INC 33 of these aircraft
- International Air Services INC Trustee 30 of these aircraft
- FAA orders naming the Lycoming O-320 series 29 airworthiness directives
- Failure reports on the Lycoming O-320 series 349 reports since 1995
The whole map of how records connect · these connections as data: /graph/engine/lycoming-o-320-series.json.
Aircraft newest certificates first · 27,315
| Tail no. | Maker and model | Group | Owner and base | Certificate | Registered | Status |
|---|---|---|---|---|---|---|
| N32265 | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2020-07-02 | ValidFAA registration status code V: Valid registration. All codes |
| N526F | Cessna 177 |
Fixed-wing, single engine | Individual owner Arkansas |
Standard | 2020-07-02 | ValidFAA registration status code V: Valid registration. All codes |
| N55WA | Daniels THORP T-18 |
Fixed-wing, single engine | Individual owner Iowa |
Experimental | 2020-07-02 | ValidFAA registration status code V: Valid registration. All codes |
| N9572V | Cessna 172M |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2020-07-02 | ValidFAA registration status code V: Valid registration. All codes |
| N98351 | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2020-07-02 | ValidFAA registration status code V: Valid registration. All codes |
| N200JH | Herndon Jack VANS RV 6A |
Fixed-wing, single engine | Individual owner Arkansas |
Experimental | 2020-07-01 | ValidFAA registration status code V: Valid registration. All codes |
| N307SP | Cessna 172N |
Fixed-wing, single engine | Sheridan Pilots 307 LLC Sheridan, Wyoming |
Standard | 2020-07-01 | ValidFAA registration status code V: Valid registration. All codes |
| N4293Q | Cessna 172L |
Fixed-wing, single engine | Kcsi Aerial Patrol INC Bakersfield, California |
Standard | 2020-07-01 | ValidFAA registration status code V: Valid registration. All codes |
| N6422W | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner California |
Standard | 2020-07-01 | ValidFAA registration status code V: Valid registration. All codes |
| N526WR | Cessna 172N |
Fixed-wing, single engine | Florida and Caribbean Flight Training LLC Punta Gorda, Florida |
Standard | 2020-06-30 | ValidFAA registration status code V: Valid registration. All codes |
| N5282W | Piper PA-28-150 |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2020-06-30 | ValidFAA registration status code V: Valid registration. All codes |
| N697FL | Cessna 172P |
Fixed-wing, single engine | Aeroflyin CORP Pembroke Pines, Florida |
Standard | 2020-06-30 | ValidFAA registration status code V: Valid registration. All codes |
| N7258F | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Nevada |
Standard | 2020-06-30 | ValidFAA registration status code V: Valid registration. All codes |
| N737VS | Cessna 172N |
Fixed-wing, single engine | Walters Pujadas & Walker PC Ocilla, Georgia |
Standard | 2020-06-30 | ValidFAA registration status code V: Valid registration. All codes |
| N784CR | Cessna 172K |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2020-06-30 | ValidFAA registration status code V: Valid registration. All codes |
| N6316R | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Georgia |
Standard | 2020-06-29 | ValidFAA registration status code V: Valid registration. All codes |
| N7252Q | Cessna 172L |
Fixed-wing, single engine | Robbins Aviation LLC Scottsbluff, Nebraska |
Standard | 2020-06-29 | ValidFAA registration status code V: Valid registration. All codes |
| N733QH | Cessna 172N |
Fixed-wing, single engine | Co-owned owner Missouri |
Standard | 2020-06-29 | ValidFAA registration status code V: Valid registration. All codes |
| N7LX | Piper PA-12 |
Fixed-wing, single engine | Salish Flyers LLC Medina, Washington |
Standard | 2020-06-26 | ValidFAA registration status code V: Valid registration. All codes |
| N26082 | Grumman American Avn. Corp. AA-5A |
Fixed-wing, single engine | Individual owner West Virginia |
Standard | 2020-06-25 | ValidFAA registration status code V: Valid registration. All codes |
| N3904Q | Cessna 172L |
Fixed-wing, single engine | Individual owner Oklahoma |
Standard | 2020-06-25 | ValidFAA registration status code V: Valid registration. All codes |
| N6199B | Piper PA-28-161 |
Fixed-wing, single engine | D & S Aviation LLC Spring, Texas |
Standard | 2020-06-25 | ValidFAA registration status code V: Valid registration. All codes |
| N9124D | Piper PA-18A 150 |
Fixed-wing, single engine | Co-owned owner Alaska |
Standard | 2020-06-25 | ValidFAA registration status code V: Valid registration. All codes |
| N4311P | Piper PA-23-160 |
Fixed-wing, multi-engine | Individual owner Virginia |
Standard | 2020-06-24 | ValidFAA registration status code V: Valid registration. All codes |
| N6855B | Piper PA-22-150 |
Fixed-wing, single engine | Co-owned owner Alaska |
Standard | 2020-06-24 | ValidFAA registration status code V: Valid registration. All codes |
| N77YM | Piper PA-18-150 |
Fixed-wing, single engine | Co-owned owner Washington |
Standard | 2020-06-24 | ValidFAA registration status code V: Valid registration. All codes |
| N9869W | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Georgia |
Standard | 2020-06-24 | ValidFAA registration status code V: Valid registration. All codes |
| N4NW | Piper PA-22-160 |
Fixed-wing, single engine | Co-owned owner Alaska |
Standard | 2020-06-23 | ValidFAA registration status code V: Valid registration. All codes |
| N5252W | Piper PA-28 |
Fixed-wing, single engine | Individual owner Mississippi |
Standard | 2020-06-23 | ValidFAA registration status code V: Valid registration. All codes |
| N73928 | Cessna 172N |
Fixed-wing, single engine | Air Peanut LTD Wilmington, Delaware |
Standard | 2020-06-23 | ValidFAA registration status code V: Valid registration. All codes |
| N8705N | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2020-06-23 | ValidFAA registration status code V: Valid registration. All codes |
| N9YV | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner California |
Restricted | 2020-06-23 | ValidFAA registration status code V: Valid registration. All codes |
| N1170M | Cessna 172K |
Fixed-wing, single engine | Individual owner Minnesota |
Standard | 2020-06-22 | ValidFAA registration status code V: Valid registration. All codes |
| N2951M | Piper PA-12 |
Fixed-wing, single engine | Stallone Anthony D Anchorage, Alaska |
Multiple | 2020-06-22 | ValidFAA registration status code V: Valid registration. All codes |
| N3558E | Cessna 172N |
Fixed-wing, single engine | Visalia Flyers LLC Visalia, California |
Standard | 2020-06-22 | ValidFAA registration status code V: Valid registration. All codes |
| N4441Z | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2020-06-22 | ValidFAA registration status code V: Valid registration. All codes |
| N65WA | Wagner Richard H WAG CHUBBY CUBY |
Fixed-wing, single engine | Individual owner Utah |
Experimental | 2020-06-22 | ValidFAA registration status code V: Valid registration. All codes |
| N40836 | Piper PA-28-140 |
Fixed-wing, single engine | Co-owned owner Georgia |
Standard | 2020-06-19 | ValidFAA registration status code V: Valid registration. All codes |
| N55HA | Cessna 172N |
Fixed-wing, single engine | Honaker Group LLC Sellersburg, Indiana |
Standard | 2020-06-19 | ValidFAA registration status code V: Valid registration. All codes |
| N95459 | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2020-06-19 | ValidFAA registration status code V: Valid registration. All codes |
| N172CL | Cessna 172N |
Fixed-wing, single engine | Individual owner Wisconsin |
Standard | 2020-06-18 | ValidFAA registration status code V: Valid registration. All codes |
| N3697Z | Piper PA-18-150 |
Fixed-wing, single engine | Northern Wilderness Aviation LLC Tok, Alaska |
Multiple | 2020-06-18 | ValidFAA registration status code V: Valid registration. All codes |
| N4229Z | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Washington |
Standard | 2020-06-18 | ValidFAA registration status code V: Valid registration. All codes |
| N61465 | Piper PA-12 |
Fixed-wing, single engine | Individual owner Tennessee |
Standard | 2020-06-18 | ValidFAA registration status code V: Valid registration. All codes |
| N7824D | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Georgia |
Standard | 2020-06-18 | ValidFAA registration status code V: Valid registration. All codes |
| N9717Q | Cessna 172M |
Fixed-wing, single engine | Co-owned owner Texas |
Standard | 2020-06-18 | ValidFAA registration status code V: Valid registration. All codes |
| N9884P | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2020-06-18 | ValidFAA registration status code V: Valid registration. All codes |
| N19747 | Cessna 172L |
Fixed-wing, single engine | Individual owner Washington |
Standard | 2020-06-17 | ValidFAA registration status code V: Valid registration. All codes |
| N2505F | Champion 7ECA |
Fixed-wing, single engine | Acme Anvil LLC Parker, Colorado |
Standard | 2020-06-17 | ValidFAA registration status code V: Valid registration. All codes |
| N20368 | Cessna 172M |
Fixed-wing, single engine | Beaver Flying Club INC Xenia, Ohio |
Standard | 2020-06-16 | ValidFAA registration status code V: Valid registration. All codes |
| N3609E | Cessna 172N |
Fixed-wing, single engine | Bismarck Aero Center CORP Bismarck, North Dakota |
Standard | 2020-06-16 | ValidFAA registration status code V: Valid registration. All codes |
| N3793Z | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Minnesota |
Standard | 2020-06-16 | ValidFAA registration status code V: Valid registration. All codes |
| N63702 | Cessna 172P |
Fixed-wing, single engine | Co-owned owner Washington |
Standard | 2020-06-16 | ValidFAA registration status code V: Valid registration. All codes |
| N833WT | Piper PA-28-140 |
Fixed-wing, single engine | N833Wt LLC Lake City, Florida |
Standard | 2020-06-16 | ValidFAA registration status code V: Valid registration. All codes |
| N99295 | Cessna 172P |
Fixed-wing, single engine | Sky Warrior Flight Training INC Pensacola, Florida |
Standard | 2020-06-16 | ValidFAA registration status code V: Valid registration. All codes |
| N4461V | Rich Beryl G RV3-A |
Fixed-wing, single engine | Individual owner Utah |
Experimental | 2020-06-15 | ValidFAA registration status code V: Valid registration. All codes |
| N54448 | Cessna 172P |
Fixed-wing, single engine | Jupiter Flight Service and Investing LLC Lithonia, Georgia |
Standard | 2020-06-15 | ValidFAA registration status code V: Valid registration. All codes |
| N5898L | American AA-5 |
Fixed-wing, single engine | Individual owner Michigan |
Standard | 2020-06-15 | ValidFAA registration status code V: Valid registration. All codes |
| N64DT | Piper PA-18-150 |
Fixed-wing, single engine | Co-owned owner Alaska |
Standard | 2020-06-15 | ValidFAA registration status code V: Valid registration. All codes |
| N7187Q | Cessna 172L |
Fixed-wing, single engine | Chestnut Ridge Flying Club Latrobe, Pennsylvania |
Standard | 2020-06-15 | ValidFAA registration status code V: Valid registration. All codes |
| N739RL | Cessna 172N |
Fixed-wing, single engine | Jupiter Flight Service and Investing LLC Lithonia, Georgia |
Standard | 2020-06-15 | ValidFAA registration status code V: Valid registration. All codes |
| N8267N | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2020-06-15 | ValidFAA registration status code V: Valid registration. All codes |
| N3983Z | Piper PA-18-150 |
Fixed-wing, single engine | Co-owned owner Alaska |
Standard | 2020-06-12 | ValidFAA registration status code V: Valid registration. All codes |
| N184WL | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Nevada |
Standard | 2020-06-11 | ValidFAA registration status code V: Valid registration. All codes |
| N22598 | Cessna 172M |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2020-06-11 | ValidFAA registration status code V: Valid registration. All codes |
| N2657M | Piper PA-12 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2020-06-11 | ValidFAA registration status code V: Valid registration. All codes |
| N720MG | Fitzgerald Stephen FITZGERALD/VANS RV-3 |
Fixed-wing, single engine | Withheld at owner's request | Experimental | 2020-06-11 | ValidFAA registration status code V: Valid registration. All codes |
| N78482 | Cessna 172K |
Fixed-wing, single engine | N78482 LLC Granbury, Texas |
Standard | 2020-06-11 | ValidFAA registration status code V: Valid registration. All codes |
| N98161 | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner California |
Standard | 2020-06-11 | ValidFAA registration status code V: Valid registration. All codes |
| N123JC | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Arkansas |
Standard | 2020-06-10 | ValidFAA registration status code V: Valid registration. All codes |
| N1718P | Piper PA-22 |
Fixed-wing, single engine | Individual owner Oregon |
Standard | 2020-06-10 | ValidFAA registration status code V: Valid registration. All codes |
| N3353P | Piper PA-23-160 |
Fixed-wing, multi-engine | Individual owner Minnesota |
Standard | 2020-06-10 | ValidFAA registration status code V: Valid registration. All codes |
| N3951Q | Cessna 172L |
Fixed-wing, single engine | Individual owner California |
Standard | 2020-06-10 | ValidFAA registration status code V: Valid registration. All codes |
| N4501R | Piper PA-28-140 |
Fixed-wing, single engine | Ness James H Phoenix, Arizona |
Standard | 2020-06-10 | ValidFAA registration status code V: Valid registration. All codes |
| N5987U | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Minnesota |
Standard | 2020-06-10 | ValidFAA registration status code V: Valid registration. All codes |
| N6397R | Piper PA-28-140 |
Fixed-wing, single engine | Goodman Creighton A Riverside, California |
Standard | 2020-06-10 | ValidFAA registration status code V: Valid registration. All codes |
| N6533W | Piper PA-28-140 |
Fixed-wing, single engine | 21 Luna LLC Phoenix, Arizona |
Standard | 2020-06-10 | ValidFAA registration status code V: Valid registration. All codes |
| N691DL | Weston David F VANS AIRCRAFT RV-6 |
Fixed-wing, single engine | Individual owner Idaho |
Experimental | 2020-06-10 | ValidFAA registration status code V: Valid registration. All codes |
| N7180L | Grumman American Avn. Corp. AA-5 |
Fixed-wing, single engine | Individual owner Minnesota |
Standard | 2020-06-10 | ValidFAA registration status code V: Valid registration. All codes |
| N7837H | Piper PA-12 |
Fixed-wing, single engine | Individual owner Washington |
Multiple | 2020-06-10 | ValidFAA registration status code V: Valid registration. All codes |
| N8786 | Phelps THORP T-18 |
Fixed-wing, single engine | Kiloecho Trnsport LLC Tucson, Arizona |
Experimental | 2020-06-10 | ValidFAA registration status code V: Valid registration. All codes |
| N510PC | Socata TB 9 TAMPICO |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2020-06-09 | ValidFAA registration status code V: Valid registration. All codes |
| N13693 | Cessna 172M |
Fixed-wing, single engine | Iowa Lakes Community College Estherville, Iowa |
Standard | 2020-06-08 | ValidFAA registration status code V: Valid registration. All codes |
| N63918 | Cessna 172P |
Fixed-wing, single engine | Sky Warrior Flight Training INC Pensacola, Florida |
Standard | 2020-06-08 | ValidFAA registration status code V: Valid registration. All codes |
| N4155T | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Colorado |
Standard | 2020-06-05 | ValidFAA registration status code V: Valid registration. All codes |
| N86738 | Bellanca 7GCBC |
Fixed-wing, single engine | Individual owner North Dakota |
Standard | 2020-06-05 | ValidFAA registration status code V: Valid registration. All codes |
| N262ER | Cessna 172M |
Fixed-wing, single engine | Roseville Aviation LLC Roxboro, North Carolina |
Standard | 2020-06-04 | ValidFAA registration status code V: Valid registration. All codes |
| N32336 | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Illinois |
Standard | 2020-06-04 | ValidFAA registration status code V: Valid registration. All codes |
| N3822Q | Cessna 172L |
Fixed-wing, single engine | Individual owner Guam |
Standard | 2020-06-04 | ValidFAA registration status code V: Valid registration. All codes |
| N3893Q | Cessna 172L |
Fixed-wing, single engine | Individual owner Mississippi |
Standard | 2020-06-04 | ValidFAA registration status code V: Valid registration. All codes |
| N4147Y | Bellanca 7GCBC |
Fixed-wing, single engine | Individual owner Minnesota |
Standard | 2020-06-04 | ValidFAA registration status code V: Valid registration. All codes |
| N47634 | Piper PA-28-161 |
Fixed-wing, single engine | Co-owned owner Illinois |
Standard | 2020-06-04 | ValidFAA registration status code V: Valid registration. All codes |
| N57378 | Piper PA-28-140 |
Fixed-wing, single engine | Co-owned owner California |
Standard | 2020-06-04 | ValidFAA registration status code V: Valid registration. All codes |
| N6353W | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2020-06-04 | ValidFAA registration status code V: Valid registration. All codes |
| N82563 | Piper PA-18-150 |
Fixed-wing, single engine | Withheld at owner's request | Standard | 2020-06-04 | ValidFAA registration status code V: Valid registration. All codes |
| N84358 | Cessna 172K |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2020-06-04 | ValidFAA registration status code V: Valid registration. All codes |
| N926DG | Gorton David R GORTON RV6 |
Fixed-wing, single engine | Individual owner Texas |
Experimental | 2020-06-04 | ValidFAA registration status code V: Valid registration. All codes |
| N98502 | Cessna 172P |
Fixed-wing, single engine | Sky Warrior Flight Training INC Pensacola, Florida |
Standard | 2020-06-04 | ValidFAA registration status code V: Valid registration. All codes |
| N6604F | Piper PA-28-151 |
Fixed-wing, single engine | Evolution Air LLC Huntley, Illinois |
Standard | 2020-06-03 | ValidFAA registration status code V: Valid registration. All codes |
| N7069G | Cessna 172K |
Fixed-wing, single engine | Ajf Enterprises LLC Des Moines, Iowa |
Standard | 2020-06-03 | ValidFAA registration status code V: Valid registration. All codes |
Source: FAA Civil Aviation Registry, Releasable Aircraft Database (the engine reference table and each aircraft's engine code), October 9, 2026. Horsepower and thrust are the FAA's figures for the series, not for a particular aircraft.
