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 |
|---|---|---|---|---|---|---|
| N724CF | Hutchins Frank RV-4 |
Fixed-wing, single engine | Co-owned owner Colorado |
Experimental | 2016-12-09 | ValidFAA registration status code V: Valid registration. All codes |
| N8403R | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Tennessee |
Standard | 2016-12-09 | ValidFAA registration status code V: Valid registration. All codes |
| N44RT | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2016-12-08 | ValidFAA registration status code V: Valid registration. All codes |
| N5422Q | Mandeville Richard RV 4 |
Fixed-wing, single engine | Individual owner Massachusetts |
Experimental | 2016-12-08 | ValidFAA registration status code V: Valid registration. All codes |
| N63803 | Piper PA-18-150 |
Fixed-wing, single engine | Southern California Soaring Academy INC Valencia, California |
Standard | 2016-12-08 | ValidFAA registration status code V: Valid registration. All codes |
| N7527R | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Tennessee |
Standard | 2016-12-08 | ValidFAA registration status code V: Valid registration. All codes |
| N7947G | Cessna 172L |
Fixed-wing, single engine | Stearman Field Aircraft Repair LLC Benton, Kansas |
Standard | 2016-12-08 | ValidFAA registration status code V: Valid registration. All codes |
| N113VG | Robinson Helicopter R22 BETA |
Helicopter | N113Vg LLC Princeton, New Jersey |
Standard | 2016-12-07 | ValidFAA registration status code V: Valid registration. All codes |
| N44253 | Piper PA-28-151 |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2016-12-07 | ValidFAA registration status code V: Valid registration. All codes |
| N612BZ | Cessna 172N |
Fixed-wing, single engine | Derby City Aviation LLC Vero Beach, Florida |
Standard | 2016-12-07 | ValidFAA registration status code V: Valid registration. All codes |
| N738LN | Cessna 172N |
Fixed-wing, single engine | Individual owner California |
Standard | 2016-12-07 | ValidFAA registration status code V: Valid registration. All codes |
| N109DM | Mangan Dennis RV6-A |
Fixed-wing, single engine | Individual owner California |
Experimental | 2016-12-06 | ValidFAA registration status code V: Valid registration. All codes |
| N1842T | Piper PA-28-140 |
Fixed-wing, single engine | Co-owned owner Utah |
Standard | 2016-12-06 | ValidFAA registration status code V: Valid registration. All codes |
| N2224 | Piper PA-18-150 |
Fixed-wing, single engine | N2224 Dnr INC Rochester, Minnesota |
Standard | 2016-12-06 | ValidFAA registration status code V: Valid registration. All codes |
| N3546K | Piper PA-28-140 |
Fixed-wing, single engine | Co-owned owner Nebraska |
Standard | 2016-12-06 | ValidFAA registration status code V: Valid registration. All codes |
| N5135V | Morrisey 2150A |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2016-12-06 | ValidFAA registration status code V: Valid registration. All codes |
| N7193L | Grumman American Avn. Corp. AA-5 |
Fixed-wing, single engine | Individual owner Oregon |
Standard | 2016-12-06 | ValidFAA registration status code V: Valid registration. All codes |
| N3JK | Bellanca 7GCBC |
Fixed-wing, single engine | Co-owned owner Alaska |
Standard | 2016-12-05 | ValidFAA registration status code V: Valid registration. All codes |
| N5193R | Cessna 172M |
Fixed-wing, single engine | Haralson Aviation INC Elberton, Georgia |
Standard | 2016-12-05 | ValidFAA registration status code V: Valid registration. All codes |
| N1116L | Lake LA-4 |
Fixed-wing, single engine | R J Berra INC Burtonsville, Maryland |
Standard | 2016-12-02 | ValidFAA registration status code V: Valid registration. All codes |
| N20668 | Cessna 172M |
Fixed-wing, single engine | Safety In Motion Flight Center Puyallup, Washington |
Standard | 2016-12-02 | ValidFAA registration status code V: Valid registration. All codes |
| N68547 | Bellanca 7ECA |
Fixed-wing, single engine | Individual owner California |
Standard | 2016-12-02 | ValidFAA registration status code V: Valid registration. All codes |
| N7474T | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner California |
Standard | 2016-12-02 | ValidFAA registration status code V: Valid registration. All codes |
| N9134Y | Piper PA-28-161 |
Fixed-wing, single engine | Paris Air INC Vero Beach, Florida |
Standard | 2016-12-02 | ValidFAA registration status code V: Valid registration. All codes |
| N5038A | Bellanca 7GCAA |
Fixed-wing, single engine | Wild River Flying Club Saint Croix Falls, Wisconsin |
Standard | 2016-12-01 | ValidFAA registration status code V: Valid registration. All codes |
| N40008 | Piper PA-28-161 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2016-11-30 | ValidFAA registration status code V: Valid registration. All codes |
| N4303T | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Pennsylvania |
Standard | 2016-11-30 | ValidFAA registration status code V: Valid registration. All codes |
| N4852A | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2016-11-30 | ValidFAA registration status code V: Valid registration. All codes |
| N515SK | Kermanj Sohrab RV-6 |
Fixed-wing, single engine | Individual owner Georgia |
Experimental | 2016-11-30 | ValidFAA registration status code V: Valid registration. All codes |
| N7351G | Cessna 172K |
Fixed-wing, single engine | Middlebury Flying Club INC Middlebury, Vermont |
Standard | 2016-11-30 | ValidFAA registration status code V: Valid registration. All codes |
| N804B | Cessna 172M |
Fixed-wing, single engine | D G Leasing LLC Houston, Texas |
Standard | 2016-11-30 | ValidFAA registration status code V: Valid registration. All codes |
| N9735P | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Alaska |
Restricted | 2016-11-30 | ValidFAA registration status code V: Valid registration. All codes |
| N15573 | Piper PA-28-140 |
Fixed-wing, single engine | Co-owned owner California |
Standard | 2016-11-29 | ValidFAA registration status code V: Valid registration. All codes |
| N160GT | Omf OMF-100-160 |
Fixed-wing, single engine | Co-owned owner Wisconsin |
Standard | 2016-11-29 | ValidFAA registration status code V: Valid registration. All codes |
| N4331P | Piper PA-28-161 |
Fixed-wing, single engine | Individual owner Georgia |
Standard | 2016-11-29 | ValidFAA registration status code V: Valid registration. All codes |
| N4651G | Cessna 172N |
Fixed-wing, single engine | Aviation Sky Art LLC Anacortes, Washington |
Standard | 2016-11-29 | ValidFAA registration status code V: Valid registration. All codes |
| N5769U | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2016-11-29 | ValidFAA registration status code V: Valid registration. All codes |
| N9853W | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Virginia |
Standard | 2016-11-29 | ValidFAA registration status code V: Valid registration. All codes |
| N419F | Truax Bill RV-6 |
Fixed-wing, single engine | Individual owner Michigan |
Experimental | 2016-11-28 | ValidFAA registration status code V: Valid registration. All codes |
| N4266Q | Cessna 172L |
Fixed-wing, single engine | Individual owner Idaho |
Standard | 2016-11-28 | ValidFAA registration status code V: Valid registration. All codes |
| N44397 | Piper PA-28-140 |
Fixed-wing, single engine | Tsfc INC Angola, Indiana |
Standard | 2016-11-28 | ValidFAA registration status code V: Valid registration. All codes |
| N4SW | Cessna 172M |
Fixed-wing, single engine | Salem Airport Authority Salem, Illinois |
Standard | 2016-11-28 | ValidFAA registration status code V: Valid registration. All codes |
| N50479 | Cessna 172M |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2016-11-28 | ValidFAA registration status code V: Valid registration. All codes |
| N52119 | Cessna 172P |
Fixed-wing, single engine | Big e LLC Lemoore, California |
Standard | 2016-11-28 | ValidFAA registration status code V: Valid registration. All codes |
| N733UG | Cessna 172N |
Fixed-wing, single engine | Co-owned owner Kansas |
Standard | 2016-11-28 | ValidFAA registration status code V: Valid registration. All codes |
| N75080 | Piper PA-28-151 |
Fixed-wing, single engine | Individual owner Wisconsin |
Standard | 2016-11-28 | ValidFAA registration status code V: Valid registration. All codes |
| N2950X | Cessna 177 |
Fixed-wing, single engine | Eagle Sky Patrol INC Deadwood, South Dakota |
Standard | 2016-11-23 | ValidFAA registration status code V: Valid registration. All codes |
| N333LT | Cook Robert K RV-3 |
Fixed-wing, single engine | Individual owner Texas |
Experimental | 2016-11-23 | ValidFAA registration status code V: Valid registration. All codes |
| N4317D | Piper PA-28-161 |
Fixed-wing, single engine | Paris Air INC Vero Beach, Florida |
Standard | 2016-11-22 | ValidFAA registration status code V: Valid registration. All codes |
| N7769 | Root Erwin L SA300 STRDSTR TOO |
Fixed-wing, single engine | Individual owner California |
Experimental | 2016-11-22 | ValidFAA registration status code V: Valid registration. All codes |
| N9682W | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Connecticut |
Standard | 2016-11-22 | ValidFAA registration status code V: Valid registration. All codes |
| N467PE | Smith Grover TWINSTAR 30 |
Rotorcraft | Individual owner Indiana |
Experimental | 2016-11-21 | ValidFAA registration status code V: Valid registration. All codes |
| N73768 | Cessna 172N |
Fixed-wing, single engine | Flighttime INC Wiscasset, Maine |
Standard | 2016-11-21 | ValidFAA registration status code V: Valid registration. All codes |
| N82982 | Piper PA-18 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2016-11-21 | ValidFAA registration status code V: Valid registration. All codes |
| N3909C | Cessna 172I |
Fixed-wing, single engine | Co-owned owner Oklahoma |
Standard | 2016-11-18 | ValidFAA registration status code V: Valid registration. All codes |
| N807EH | Robinson Helicopter R22 BETA |
Helicopter | Individual owner New Mexico |
Standard | 2016-11-18 | ValidFAA registration status code V: Valid registration. All codes |
| N2267Y | Cessna 177 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2016-11-17 | ValidFAA registration status code V: Valid registration. All codes |
| N2300J | Beech 23 |
Fixed-wing, single engine | Individual owner New Mexico |
Standard | 2016-11-17 | ValidFAA registration status code V: Valid registration. All codes |
| N3938P | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Wisconsin |
Standard | 2016-11-17 | ValidFAA registration status code V: Valid registration. All codes |
| N972NC | Cessna 172L |
Fixed-wing, single engine | Ial CORP Lewes, Delaware |
Standard | 2016-11-17 | ValidFAA registration status code V: Valid registration. All codes |
| N218TB | Socata TB 9 TAMPICO |
Fixed-wing, single engine | Individual owner Alabama |
Standard | 2016-11-16 | ValidFAA registration status code V: Valid registration. All codes |
| N30999 | Piper PA-28-161 |
Fixed-wing, single engine | Individual owner Massachusetts |
Standard | 2016-11-16 | ValidFAA registration status code V: Valid registration. All codes |
| N46586 | Cessna 172K |
Fixed-wing, single engine | Individual owner Kentucky |
Standard | 2016-11-16 | ValidFAA registration status code V: Valid registration. All codes |
| N73040 | Cessna 172M |
Fixed-wing, single engine | Individual owner Georgia |
Standard | 2016-11-16 | ValidFAA registration status code V: Valid registration. All codes |
| N737UA | Cessna 172N |
Fixed-wing, single engine | Alternate Air INC Seattle, Washington |
Standard | 2016-11-16 | ValidFAA registration status code V: Valid registration. All codes |
| N80490 | Cessna 172M |
Fixed-wing, single engine | American Patrols INC Midland, Texas |
Standard | 2016-11-16 | ValidFAA registration status code V: Valid registration. All codes |
| N8299E | Cessna 172N |
Fixed-wing, single engine | London Corbin Airport Board London, Kentucky |
Standard | 2016-11-16 | ValidFAA registration status code V: Valid registration. All codes |
| N222CD | Smith David H RV-6 |
Fixed-wing, single engine | Individual owner Florida |
Experimental | 2016-11-15 | ValidFAA registration status code V: Valid registration. All codes |
| N3855Z | Piper PA-18-150 |
Fixed-wing, single engine | Co-owned owner Alaska |
Standard | 2016-11-15 | ValidFAA registration status code V: Valid registration. All codes |
| N42167 | Piper PA-28-151 |
Fixed-wing, single engine | Individual owner Pennsylvania |
Standard | 2016-11-15 | ValidFAA registration status code V: Valid registration. All codes |
| N8304V | Champion 7GCBC |
Fixed-wing, single engine | Horning Air LLC Cresbard, South Dakota |
Restricted | 2016-11-15 | ValidFAA registration status code V: Valid registration. All codes |
| N9111D | Piper PA-18A 150 |
Fixed-wing, single engine | Emery Craig A Wasilla, Alaska |
Multiple | 2016-11-15 | ValidFAA registration status code V: Valid registration. All codes |
| N2556M | Piper PA-12 |
Fixed-wing, single engine | Individual owner Washington |
Restricted | 2016-11-14 | ValidFAA registration status code V: Valid registration. All codes |
| N29056 | Cessna 172M |
Fixed-wing, single engine | Land of Lakes Aviation LLC Eagle River, Wisconsin |
Standard | 2016-11-14 | ValidFAA registration status code V: Valid registration. All codes |
| N13880 | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2016-11-10 | ValidFAA registration status code V: Valid registration. All codes |
| N2764P | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Nevada |
Experimental | 2016-11-10 | ValidFAA registration status code V: Valid registration. All codes |
| N2860Q | Cessna 172L |
Fixed-wing, single engine | Lawton Metropolitan Area Airport Authority Lawton, Oklahoma |
Standard | 2016-11-10 | ValidFAA registration status code V: Valid registration. All codes |
| N471JR | Cessna 172M |
Fixed-wing, single engine | Individual owner Puerto Rico |
Standard | 2016-11-10 | ValidFAA registration status code V: Valid registration. All codes |
| N8986R | Champion 7GCB |
Fixed-wing, single engine | Individual owner Michigan |
Experimental | 2016-11-10 | ValidFAA registration status code V: Valid registration. All codes |
| N11DU | Piper PA-22 |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2016-11-09 | ValidFAA registration status code V: Valid registration. All codes |
| N208PL | Lutz Paul A VANS RV6 |
Fixed-wing, single engine | Co-owned owner Ohio |
Experimental | 2016-11-09 | ValidFAA registration status code V: Valid registration. All codes |
| N31669 | Piper PA-28-161 |
Fixed-wing, single engine | Navy Annapolis Flight Center INC Edgewater, Maryland |
Standard | 2016-11-09 | ValidFAA registration status code V: Valid registration. All codes |
| N41MS | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2016-11-09 | ValidFAA registration status code V: Valid registration. All codes |
| N505FL | Piper PA-28-140 |
Fixed-wing, single engine | Co-owned owner North Carolina |
Standard | 2016-11-09 | ValidFAA registration status code V: Valid registration. All codes |
| N5085K | Cessna 172N |
Fixed-wing, single engine | Martin Bach Aviation LLC Cornelius, North Carolina |
Standard | 2016-11-09 | ValidFAA registration status code V: Valid registration. All codes |
| N5866D | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2016-11-09 | ValidFAA registration status code V: Valid registration. All codes |
| N73848 | Cessna 172N |
Fixed-wing, single engine | Individual owner Minnesota |
Standard | 2016-11-09 | ValidFAA registration status code V: Valid registration. All codes |
| N7574F | Champion 7GCAA |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2016-11-09 | ValidFAA registration status code V: Valid registration. All codes |
| N8947V | Cessna 172M |
Fixed-wing, single engine | Individual owner Alabama |
Standard | 2016-11-09 | ValidFAA registration status code V: Valid registration. All codes |
| N9270D | Piper PA-18 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2016-11-09 | ValidFAA registration status code V: Valid registration. All codes |
| N4347G | Piper PA-28-161 |
Fixed-wing, single engine | Purdue Pilots INC West Lafayette, Indiana |
Standard | 2016-11-08 | ValidFAA registration status code V: Valid registration. All codes |
| N733AV | Cessna 172N |
Fixed-wing, single engine | Pdm Aviation LLC Greencastle, Indiana |
Standard | 2016-11-08 | ValidFAA registration status code V: Valid registration. All codes |
| N847LD | Macarthur Cormia A GLASAIR SH 2 |
Fixed-wing, single engine | Kreigh INC Mojave, California |
Experimental | 2016-11-08 | ValidFAA registration status code V: Valid registration. All codes |
| N204DK | Kirkwood Dennis H RV-6A |
Fixed-wing, single engine | Individual owner Wyoming |
Experimental | 2016-11-07 | ValidFAA registration status code V: Valid registration. All codes |
| N2876G | Champion 7ECA |
Fixed-wing, single engine | Co-owned owner California |
Standard | 2016-11-07 | ValidFAA registration status code V: Valid registration. All codes |
| N46255 | Cessna 172I |
Fixed-wing, single engine | Individual owner Wisconsin |
Standard | 2016-11-07 | ValidFAA registration status code V: Valid registration. All codes |
| N51EG | Eric Gromala VANS RV 6A |
Fixed-wing, single engine | Individual owner California |
Experimental | 2016-11-07 | ValidFAA registration status code V: Valid registration. All codes |
| N71444 | Cessna 172M |
Fixed-wing, single engine | Rushville Flying Club INC Rushville, Illinois |
Standard | 2016-11-07 | ValidFAA registration status code V: Valid registration. All codes |
| N75146 | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Michigan |
Standard | 2016-11-07 | ValidFAA registration status code V: Valid registration. All codes |
| N9452E | Cessna 172N |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2016-11-05 | 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.
