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 |
|---|---|---|---|---|---|---|
| N62425 | Cessna 172P |
Fixed-wing, single engine | Dodson International Parts INC Rantoul, Kansas |
Standard | 2021-05-06 | ValidFAA registration status code V: Valid registration. All codes |
| N73581 | Cessna 172M |
Fixed-wing, single engine | Co-owned owner Idaho |
Standard | 2021-05-06 | ValidFAA registration status code V: Valid registration. All codes |
| N79276 | Cessna 172K |
Fixed-wing, single engine | Co-owned owner Virginia |
Standard | 2021-05-06 | ValidFAA registration status code V: Valid registration. All codes |
| N113ME | Bellanca 7GCBC |
Fixed-wing, single engine | Individual owner Oregon |
Standard | 2021-05-05 | ValidFAA registration status code V: Valid registration. All codes |
| N140NC | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2021-05-05 | ValidFAA registration status code V: Valid registration. All codes |
| N15050 | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Maryland |
Standard | 2021-05-05 | ValidFAA registration status code V: Valid registration. All codes |
| N4676F | Piper PA-28-151 |
Fixed-wing, single engine | St Pete Aviation Services LLC Saint Petersburg, Florida |
Standard | 2021-05-05 | ValidFAA registration status code V: Valid registration. All codes |
| N5415L | Grumman American Avn. Corp. AA-5 |
Fixed-wing, single engine | Individual owner Louisiana |
Standard | 2021-05-05 | ValidFAA registration status code V: Valid registration. All codes |
| N55374 | Cessna 172P |
Fixed-wing, single engine | American Patrols INC Midland, Texas |
Standard | 2021-05-05 | ValidFAA registration status code V: Valid registration. All codes |
| N679RB | Pace THORP T-18 |
Fixed-wing, single engine | Individual owner Hawaii |
Experimental | 2021-05-05 | ValidFAA registration status code V: Valid registration. All codes |
| N73419 | Cessna 172M |
Fixed-wing, single engine | Cook Thomas M Palmer, Alaska |
Standard | 2021-05-05 | ValidFAA registration status code V: Valid registration. All codes |
| N7847D | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Alabama |
Standard | 2021-05-05 | ValidFAA registration status code V: Valid registration. All codes |
| N78622 | Cessna 172K |
Fixed-wing, single engine | Individual owner Georgia |
Standard | 2021-05-05 | ValidFAA registration status code V: Valid registration. All codes |
| N9647Q | Cessna 172M |
Fixed-wing, single engine | Co-owned owner California |
Standard | 2021-05-05 | ValidFAA registration status code V: Valid registration. All codes |
| N9848J | Cessna 172N |
Fixed-wing, single engine | Individual owner California |
Standard | 2021-05-05 | ValidFAA registration status code V: Valid registration. All codes |
| N33443 | Piper PA-28-140 |
Fixed-wing, single engine | Warmsley Aviation LLC Fort Washington, Maryland |
Standard | 2021-05-04 | ValidFAA registration status code V: Valid registration. All codes |
| N7227J | Piper PA-28-140 |
Fixed-wing, single engine | Rad Aviation LLC Abbeville, Alabama |
Standard | 2021-05-04 | ValidFAA registration status code V: Valid registration. All codes |
| N734KA | Cessna 172N |
Fixed-wing, single engine | H&M Air LLC Metamora, Michigan |
Standard | 2021-05-04 | ValidFAA registration status code V: Valid registration. All codes |
| N80095 | Cessna 172M |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2021-05-04 | ValidFAA registration status code V: Valid registration. All codes |
| N854AC | Cessna 172M |
Fixed-wing, single engine | Individual owner California |
Standard | 2021-05-04 | ValidFAA registration status code V: Valid registration. All codes |
| N15726 | Piper PA-28-140 |
Fixed-wing, single engine | Aircraft Repair Center Lake Worth, Florida |
Standard | 2021-05-03 | ValidFAA registration status code V: Valid registration. All codes |
| N15984 | Piper PA-28-140 |
Fixed-wing, single engine | Co-owned owner Utah |
Standard | 2021-05-03 | ValidFAA registration status code V: Valid registration. All codes |
| N2346Z | Beech 23 |
Fixed-wing, single engine | Southeast Equipment LLC Sheridan, Wyoming |
Standard | 2021-05-03 | ValidFAA registration status code V: Valid registration. All codes |
| N3783P | Piper PA-18A 150 |
Fixed-wing, single engine | Individual owner Washington |
Multiple | 2021-05-03 | ValidFAA registration status code V: Valid registration. All codes |
| N4239Z | Piper PA-18-150 |
Fixed-wing, single engine | Lsk Aviation CORP Wilmington, Delaware |
Standard | 2021-05-03 | ValidFAA registration status code V: Valid registration. All codes |
| N44314 | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner California |
Standard | 2021-05-03 | ValidFAA registration status code V: Valid registration. All codes |
| N7246J | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2021-05-03 | ValidFAA registration status code V: Valid registration. All codes |
| N1089U | Cessna 172M |
Fixed-wing, single engine | Jkg LLC Murfreesboro, Tennessee |
Standard | 2021-05-01 | ValidFAA registration status code V: Valid registration. All codes |
| N1ZA | Piper PA-18A 150 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2021-05-01 | ValidFAA registration status code V: Valid registration. All codes |
| N20196 | Cessna 172M |
Fixed-wing, single engine | Individual owner Washington |
Standard | 2021-05-01 | ValidFAA registration status code V: Valid registration. All codes |
| N215FR | Cessna 172N |
Fixed-wing, single engine | Jjg Aviation LLC Miami, Florida |
Standard | 2021-05-01 | ValidFAA registration status code V: Valid registration. All codes |
| N52747 | Cessna 172P |
Fixed-wing, single engine | Unicorn Papa Air LLC Longwood, Florida |
Standard | 2021-05-01 | ValidFAA registration status code V: Valid registration. All codes |
| N62EE | Broussard V Kenneth RV-6 |
Fixed-wing, single engine | Individual owner Wyoming |
Experimental | 2021-05-01 | ValidFAA registration status code V: Valid registration. All codes |
| N7147L | Grumman American Avn. Corp. AA-5 |
Fixed-wing, single engine | Fletchair INC Comfort, Texas |
Standard | 2021-05-01 | ValidFAA registration status code V: Valid registration. All codes |
| N7416G | Cessna 172K |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2021-05-01 | ValidFAA registration status code V: Valid registration. All codes |
| N7863W | Piper PA-28-180 |
Fixed-wing, single engine | Co-owned owner Pennsylvania |
Standard | 2021-05-01 | ValidFAA registration status code V: Valid registration. All codes |
| N8208N | Piper PA-28-140 |
Fixed-wing, single engine | Mwh Consulting Justin, Texas |
Standard | 2021-05-01 | ValidFAA registration status code V: Valid registration. All codes |
| N39DB | Champion 7GCBC |
Fixed-wing, single engine | Individual owner Michigan |
Standard | 2021-04-30 | ValidFAA registration status code V: Valid registration. All codes |
| N5982U | Piper PA-28-140 |
Fixed-wing, single engine | Capital Aviation LLC Fuquay Varina, North Carolina |
Standard | 2021-04-30 | ValidFAA registration status code V: Valid registration. All codes |
| N9636H | Cessna 172M |
Fixed-wing, single engine | Individual owner Puerto Rico |
Standard | 2021-04-30 | ValidFAA registration status code V: Valid registration. All codes |
| N9945Q | Cessna 172M |
Fixed-wing, single engine | Classic Air Aviation LLC Mesa, Arizona |
Standard | 2021-04-30 | ValidFAA registration status code V: Valid registration. All codes |
| N3521M | Piper PA-28-161 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2021-04-29 | ValidFAA registration status code V: Valid registration. All codes |
| N7020Q | Cessna 172L |
Fixed-wing, single engine | Aufderheide Flying Service INC De Witt, Arkansas |
Standard | 2021-04-29 | ValidFAA registration status code V: Valid registration. All codes |
| N73686 | Cessna 172N |
Fixed-wing, single engine | Falcon Aviation INC Farmington Hills, Michigan |
Standard | 2021-04-29 | ValidFAA registration status code V: Valid registration. All codes |
| N812DA | Cessna 172N |
Fixed-wing, single engine | Hanson Aviation LLC Winter Park, Florida |
Standard | 2021-04-29 | ValidFAA registration status code V: Valid registration. All codes |
| N177SK | Cessna 177 |
Fixed-wing, single engine | Hartwig Lonnie D Edgeley, North Dakota |
Standard | 2021-04-28 | ValidFAA registration status code V: Valid registration. All codes |
| N33EC | Piper PA-28-140 |
Fixed-wing, single engine | Mccammon Aviation LLC Sullivan, Indiana |
Standard | 2021-04-28 | ValidFAA registration status code V: Valid registration. All codes |
| N91338 | Piper PA-28-161 |
Fixed-wing, single engine | Kejair LLC San Francisco, California |
Standard | 2021-04-28 | ValidFAA registration status code V: Valid registration. All codes |
| N1898J | Piper PA-28-140 |
Fixed-wing, single engine | Co-owned owner Florida |
Standard | 2021-04-27 | ValidFAA registration status code V: Valid registration. All codes |
| N437WY | Howell James W RV-4 |
Fixed-wing, single engine | Individual owner Wyoming |
Experimental | 2021-04-27 | ValidFAA registration status code V: Valid registration. All codes |
| N56MW | Cessna 172M |
Fixed-wing, single engine | Heartland AG Aviation LLC Lancaster, Kansas |
Standard | 2021-04-27 | ValidFAA registration status code V: Valid registration. All codes |
| N9530W | Piper PA-28-140 |
Fixed-wing, single engine | Gateway Flight Training LLC Saint Louis, Missouri |
Standard | 2021-04-27 | ValidFAA registration status code V: Valid registration. All codes |
| N32291 | Piper PA-28-151 |
Fixed-wing, single engine | Active Pilot INC Van Nuys, California |
Standard | 2021-04-26 | ValidFAA registration status code V: Valid registration. All codes |
| N335RS | Cessna 172N |
Fixed-wing, single engine | Co-owned owner Alaska |
Standard | 2021-04-26 | ValidFAA registration status code V: Valid registration. All codes |
| N3882Z | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Alaska |
Multiple | 2021-04-26 | ValidFAA registration status code V: Valid registration. All codes |
| N46346 | Cessna 172K |
Fixed-wing, single engine | Withheld at owner's request | Standard | 2021-04-26 | ValidFAA registration status code V: Valid registration. All codes |
| N61GA | Cessna 172P |
Fixed-wing, single engine | Glidewell Aviation INC Parkland, Florida |
Standard | 2021-04-26 | ValidFAA registration status code V: Valid registration. All codes |
| N703CA | Piper PA-28-161 |
Fixed-wing, single engine | Flying Penguin Aviation LLC Atlanta, Georgia |
Standard | 2021-04-26 | ValidFAA registration status code V: Valid registration. All codes |
| N74DM | Cessna 172M |
Fixed-wing, single engine | T C Rian Association LLC Grove, Oklahoma |
Standard | 2021-04-26 | ValidFAA registration status code V: Valid registration. All codes |
| N7829G | Cessna 172L |
Fixed-wing, single engine | Kilo Sierra Aviation LLC Sammamish, Washington |
Standard | 2021-04-26 | ValidFAA registration status code V: Valid registration. All codes |
| N9217D | Piper PA-22-160 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2021-04-26 | ValidFAA registration status code V: Valid registration. All codes |
| N1963W | Beech B19 |
Fixed-wing, single engine | Co-owned owner California |
Standard | 2021-04-24 | ValidFAA registration status code V: Valid registration. All codes |
| N6194D | Cessna 172N |
Fixed-wing, single engine | Bha Leasing CORP South Portland, Maine |
Standard | 2021-04-24 | ValidFAA registration status code V: Valid registration. All codes |
| N739FY | Cessna 172N |
Fixed-wing, single engine | Sanford Aircraft LLC Winter Springs, Florida |
Standard | 2021-04-24 | ValidFAA registration status code V: Valid registration. All codes |
| N24006 | Beech B19 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2021-04-23 | ValidFAA registration status code V: Valid registration. All codes |
| N5297B | Mooney Aircraft Corp. M20 |
Fixed-wing, single engine | Individual owner Colorado |
Standard | 2021-04-23 | ValidFAA registration status code V: Valid registration. All codes |
| N5480K | Cessna 172P |
Fixed-wing, single engine | American Patrols INC Midland, Texas |
Standard | 2021-04-23 | ValidFAA registration status code V: Valid registration. All codes |
| N5980W | Piper PA-28-150 |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2021-04-23 | ValidFAA registration status code V: Valid registration. All codes |
| N734TL | Cessna 172N |
Fixed-wing, single engine | Co-owned owner Texas |
Standard | 2021-04-23 | ValidFAA registration status code V: Valid registration. All codes |
| N7866Z | Cessna 150C |
Fixed-wing, single engine | Individual owner Kansas |
Standard | 2021-04-23 | ValidFAA registration status code V: Valid registration. All codes |
| N14JR | Bellanca 7GCBC |
Fixed-wing, single engine | Aerial Reconnaissance INC Trent Woods, North Carolina |
Standard | 2021-04-22 | ValidFAA registration status code V: Valid registration. All codes |
| N5706W | Piper PA-28-150 |
Fixed-wing, single engine | Individual owner Colorado |
Standard | 2021-04-22 | ValidFAA registration status code V: Valid registration. All codes |
| N5783U | Piper PA-28-140 |
Fixed-wing, single engine | Co-owned owner Nevada |
Standard | 2021-04-22 | ValidFAA registration status code V: Valid registration. All codes |
| N23TG | Greaves Thomas W RV-4 |
Fixed-wing, single engine | Individual owner Tennessee |
Experimental | 2021-04-21 | ValidFAA registration status code V: Valid registration. All codes |
| N5102E | Cessna 172N |
Fixed-wing, single engine | Cag Aircraft Holdings LLC Crystal River, Florida |
Standard | 2021-04-21 | ValidFAA registration status code V: Valid registration. All codes |
| N528FL | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner California |
Standard | 2021-04-21 | ValidFAA registration status code V: Valid registration. All codes |
| N54466 | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner New Jersey |
Standard | 2021-04-21 | ValidFAA registration status code V: Valid registration. All codes |
| N57628 | Bellanca 7GCBC |
Fixed-wing, single engine | Individual owner Kansas |
Standard | 2021-04-21 | ValidFAA registration status code V: Valid registration. All codes |
| N6158G | Cessna 172N |
Fixed-wing, single engine | Cag Aircraft Holdings LLC Crystal River, Florida |
Standard | 2021-04-21 | ValidFAA registration status code V: Valid registration. All codes |
| N6806W | Piper PA-28-140 |
Fixed-wing, single engine | Wings Up LLC Saint Augustine, Florida |
Standard | 2021-04-21 | ValidFAA registration status code V: Valid registration. All codes |
| N734TU | Cessna 172N |
Fixed-wing, single engine | Individual owner California |
Standard | 2021-04-21 | ValidFAA registration status code V: Valid registration. All codes |
| N737HW | Cessna 172N |
Fixed-wing, single engine | Cag Aircraft Holdings LLC Crystal River, Florida |
Standard | 2021-04-21 | ValidFAA registration status code V: Valid registration. All codes |
| N7393G | Cessna 172K |
Fixed-wing, single engine | Blue Wings LLC Brecksville, Ohio |
Standard | 2021-04-21 | ValidFAA registration status code V: Valid registration. All codes |
| N9608H | Cessna 172M |
Fixed-wing, single engine | Cag Aircraft Holdings LLC Crystal River, Florida |
Standard | 2021-04-21 | ValidFAA registration status code V: Valid registration. All codes |
| N123WC | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Wisconsin |
Standard | 2021-04-20 | ValidFAA registration status code V: Valid registration. All codes |
| N224EL | Piper PA-28-161 |
Fixed-wing, single engine | Nrcme Training Systems LLC Breese, Illinois |
Standard | 2021-04-20 | ValidFAA registration status code V: Valid registration. All codes |
| N140L | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Minnesota |
Standard | 2021-04-19 | ValidFAA registration status code V: Valid registration. All codes |
| N19792 | Cessna 172L |
Fixed-wing, single engine | Individual owner Maine |
Standard | 2021-04-19 | ValidFAA registration status code V: Valid registration. All codes |
| N2010Z | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner California |
Standard | 2021-04-19 | ValidFAA registration status code V: Valid registration. All codes |
| N268S | Steckler Stephen T VANS RV-8A |
Fixed-wing, single engine | Individual owner Ohio |
Experimental | 2021-04-19 | ValidFAA registration status code V: Valid registration. All codes |
| N2848P | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Tennessee |
Standard | 2021-04-19 | ValidFAA registration status code V: Valid registration. All codes |
| N611VW | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Utah |
Standard | 2021-04-19 | ValidFAA registration status code V: Valid registration. All codes |
| N6886W | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Mississippi |
Standard | 2021-04-19 | ValidFAA registration status code V: Valid registration. All codes |
| N694BA | Aero Sport Inc EMERAUDE |
Fixed-wing, single engine | Individual owner Pennsylvania |
Experimental | 2021-04-19 | ValidFAA registration status code V: Valid registration. All codes |
| N738VR | Cessna 172N |
Fixed-wing, single engine | Individual owner Oklahoma |
Standard | 2021-04-19 | ValidFAA registration status code V: Valid registration. All codes |
| N8482Y | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Tennessee |
Standard | 2021-04-19 | ValidFAA registration status code V: Valid registration. All codes |
| N1632J | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Oklahoma |
Standard | 2021-04-17 | ValidFAA registration status code V: Valid registration. All codes |
| N2669T | Piper PA-28-140 |
Fixed-wing, single engine | City of Westfield Westfield, Massachusetts |
Standard | 2021-04-17 | ValidFAA registration status code V: Valid registration. All codes |
| N3972K | Piper PA-28-140 |
Fixed-wing, single engine | Co-owned owner Kentucky |
Standard | 2021-04-17 | ValidFAA registration status code V: Valid registration. All codes |
| N5473H | Piper PA-18-105 SPECIAL |
Fixed-wing, single engine | Individual owner Minnesota |
Restricted | 2021-04-17 | 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.
