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 |
|---|---|---|---|---|---|---|
| N64259 | Cessna 172M |
Fixed-wing, single engine | Aerospatial LLC Yakima, Washington |
Standard | 2022-11-28 | ValidFAA registration status code V: Valid registration. All codes |
| N737PY | Cessna 172N |
Fixed-wing, single engine | My Way Aviation LLC Weston, Florida |
Standard | 2022-11-28 | ValidFAA registration status code V: Valid registration. All codes |
| N738HP | Cessna 172N |
Fixed-wing, single engine | Individual owner Oregon |
Standard | 2022-11-28 | ValidFAA registration status code V: Valid registration. All codes |
| N7671S | Bellanca 8KCAB |
Fixed-wing, single engine | Klos Aero LLC Plevna, Montana |
Standard | 2022-11-28 | ValidFAA registration status code V: Valid registration. All codes |
| N8222D | Piper PA-28-161 |
Fixed-wing, single engine | Paphos Airways LLC Farmingdale, New York |
Standard | 2022-11-28 | ValidFAA registration status code V: Valid registration. All codes |
| N9078Y | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2022-11-28 | ValidFAA registration status code V: Valid registration. All codes |
| N9286D | Piper PA-18A 150 |
Fixed-wing, single engine | Individual owner Mississippi |
Restricted | 2022-11-28 | ValidFAA registration status code V: Valid registration. All codes |
| N9610Q | Cessna 172M |
Fixed-wing, single engine | US Aviation Group LLC Denton, Texas |
Restricted | 2022-11-28 | ValidFAA registration status code V: Valid registration. All codes |
| N158GC | Grumman American Avn. Corp. AA-5A |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2022-11-26 | ValidFAA registration status code V: Valid registration. All codes |
| N450FL | Piper PA-28-140 |
Fixed-wing, single engine | Morriss Aviation LLC Allen, Texas |
Standard | 2022-11-26 | ValidFAA registration status code V: Valid registration. All codes |
| N5914W | Piper PA-28-150 |
Fixed-wing, single engine | Steadfast Avatiion LLC Mesa, Arizona |
Standard | 2022-11-26 | ValidFAA registration status code V: Valid registration. All codes |
| N6060D | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2022-11-26 | ValidFAA registration status code V: Valid registration. All codes |
| N9285Y | Piper PA-18-150 |
Fixed-wing, single engine | Co-owned owner Alaska |
Standard | 2022-11-26 | ValidFAA registration status code V: Valid registration. All codes |
| N15LR | Riggs Larry RV-4 |
Fixed-wing, single engine | Individual owner Arizona |
Experimental | 2022-11-25 | ValidFAA registration status code V: Valid registration. All codes |
| N2318T | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Georgia |
Standard | 2022-11-25 | ValidFAA registration status code V: Valid registration. All codes |
| N31268 | Bellanca 7GCBC |
Fixed-wing, single engine | Individual owner Tennessee |
Standard | 2022-11-25 | ValidFAA registration status code V: Valid registration. All codes |
| N3156T | Cessna 177 |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2022-11-25 | ValidFAA registration status code V: Valid registration. All codes |
| N7818G | Cessna 172L |
Fixed-wing, single engine | Individual owner Massachusetts |
Standard | 2022-11-25 | ValidFAA registration status code V: Valid registration. All codes |
| N512RS | Rollison Michael William RV-6 |
Fixed-wing, single engine | Co-owned owner Pennsylvania |
Experimental | 2022-11-24 | ValidFAA registration status code V: Valid registration. All codes |
| N5356D | Cessna 172N |
Fixed-wing, single engine | Co-owned owner Oregon |
Standard | 2022-11-24 | ValidFAA registration status code V: Valid registration. All codes |
| N5959U | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Minnesota |
Standard | 2022-11-24 | ValidFAA registration status code V: Valid registration. All codes |
| N84071 | Cessna 172K |
Fixed-wing, single engine | Roadrunner Flight School LLC Farmington, New Mexico |
Standard | 2022-11-24 | ValidFAA registration status code V: Valid registration. All codes |
| N9846W | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2022-11-24 | ValidFAA registration status code V: Valid registration. All codes |
| N10SQ | Mckinne Philip A RV-4 |
Fixed-wing, single engine | Individual owner Oklahoma |
Experimental | 2022-11-23 | ValidFAA registration status code V: Valid registration. All codes |
| N53571 | Cessna 172P |
Fixed-wing, single engine | Individual owner Washington |
Standard | 2022-11-23 | ValidFAA registration status code V: Valid registration. All codes |
| N5461L | Grumman American Avn. Corp. AA-5 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2022-11-23 | ValidFAA registration status code V: Valid registration. All codes |
| N1313 | Piper PA-18-150 |
Fixed-wing, single engine | Co-owned owner Ohio |
Standard | 2022-11-22 | ValidFAA registration status code V: Valid registration. All codes |
| N2512P | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Virginia |
Standard | 2022-11-22 | ValidFAA registration status code V: Valid registration. All codes |
| N30658 | Piper J5A |
Fixed-wing, single engine | Individual owner Arkansas |
Experimental | 2022-11-22 | ValidFAA registration status code V: Valid registration. All codes |
| N3763K | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2022-11-22 | ValidFAA registration status code V: Valid registration. All codes |
| N43652 | Piper PA-28-161 |
Fixed-wing, single engine | Individual owner California |
Standard | 2022-11-22 | ValidFAA registration status code V: Valid registration. All codes |
| N56978 | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Alabama |
Standard | 2022-11-22 | ValidFAA registration status code V: Valid registration. All codes |
| N600PF | Piper PA-28-161 |
Fixed-wing, single engine | Eastern Aviation CORP Whitestone, New York |
Standard | 2022-11-22 | ValidFAA registration status code V: Valid registration. All codes |
| N727RC | Cessna 172M |
Fixed-wing, single engine | Kelley Aircraft LLC Weyers Cave, Virginia |
Standard | 2022-11-22 | ValidFAA registration status code V: Valid registration. All codes |
| N865ES | Piper PA-18-150 |
Fixed-wing, single engine | Hangar Ak LLC Sterling, Alaska |
Standard | 2022-11-22 | ValidFAA registration status code V: Valid registration. All codes |
| N1741J | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Alabama |
Standard | 2022-11-21 | ValidFAA registration status code V: Valid registration. All codes |
| N440GC | Norlander Robert M RV 6 |
Fixed-wing, single engine | Individual owner Minnesota |
Experimental | 2022-11-21 | ValidFAA registration status code V: Valid registration. All codes |
| N47835 | Piper PA-28-161 |
Fixed-wing, single engine | Individual owner Nebraska |
Standard | 2022-11-21 | ValidFAA registration status code V: Valid registration. All codes |
| N7069B | Piper PA-18-150 |
Fixed-wing, single engine | Co-owned owner Oregon |
Experimental | 2022-11-21 | ValidFAA registration status code V: Valid registration. All codes |
| N737SZ | Cessna 172N |
Fixed-wing, single engine | Individual owner Oregon |
Standard | 2022-11-21 | ValidFAA registration status code V: Valid registration. All codes |
| N739XT | Cessna 172N |
Fixed-wing, single engine | S O W Aviation LLC Crystal River, Florida |
Standard | 2022-11-21 | ValidFAA registration status code V: Valid registration. All codes |
| N26398 | Grumman American Avn. Corp. AA-5A |
Fixed-wing, single engine | Individual owner Hawaii |
Standard | 2022-11-19 | ValidFAA registration status code V: Valid registration. All codes |
| N54036 | Cessna 172P |
Fixed-wing, single engine | Missions Unlimited of Oregon INC DBA Harrah, Oklahoma |
Standard | 2022-11-19 | ValidFAA registration status code V: Valid registration. All codes |
| N6835H | Cessna 172M |
Fixed-wing, single engine | Iowa Lakes Community College Estherville, Iowa |
Standard | 2022-11-19 | ValidFAA registration status code V: Valid registration. All codes |
| N739PV | Cessna 172N |
Fixed-wing, single engine | Individual owner Alabama |
Standard | 2022-11-19 | ValidFAA registration status code V: Valid registration. All codes |
| N8480F | Piper PA-28-151 |
Fixed-wing, single engine | St Pete Aviation Services LLC St Petersburg, Florida |
Standard | 2022-11-18 | ValidFAA registration status code V: Valid registration. All codes |
| N12968 | Cessna 172M |
Fixed-wing, single engine | Rtd Aviation LLC Hillsborough, New Jersey |
Standard | 2022-11-17 | ValidFAA registration status code V: Valid registration. All codes |
| N1660P | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner South Dakota |
Standard | 2022-11-17 | ValidFAA registration status code V: Valid registration. All codes |
| N2347Q | Beech 23 |
Fixed-wing, single engine | Individual owner Connecticut |
Standard | 2022-11-17 | ValidFAA registration status code V: Valid registration. All codes |
| N2815F | Piper PA-28-161 |
Fixed-wing, single engine | Individual owner California |
Standard | 2022-11-17 | ValidFAA registration status code V: Valid registration. All codes |
| N29107 | Cessna 172M |
Fixed-wing, single engine | Wrong Brothers Aviation LLC Brighton, Michigan |
Standard | 2022-11-17 | ValidFAA registration status code V: Valid registration. All codes |
| N44ST | Cessna 172N |
Fixed-wing, single engine | Individual owner New Jersey |
Standard | 2022-11-17 | ValidFAA registration status code V: Valid registration. All codes |
| N5500U | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Guam |
Standard | 2022-11-17 | ValidFAA registration status code V: Valid registration. All codes |
| N56860 | Piper PA-28-151 |
Fixed-wing, single engine | Individual owner Pennsylvania |
Standard | 2022-11-17 | ValidFAA registration status code V: Valid registration. All codes |
| N6201W | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Nebraska |
Standard | 2022-11-17 | ValidFAA registration status code V: Valid registration. All codes |
| N733WG | Cessna 172N |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2022-11-17 | ValidFAA registration status code V: Valid registration. All codes |
| N1659J | Piper PA-28-140 |
Fixed-wing, single engine | Hanger C22 LLC Hillsboro, Oregon |
Standard | 2022-11-16 | ValidFAA registration status code V: Valid registration. All codes |
| N5430L | Grumman American Avn. Corp. AA-5 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2022-11-16 | ValidFAA registration status code V: Valid registration. All codes |
| N64423 | Cessna 172P |
Fixed-wing, single engine | Dsr-Cherokee 180 LLC Dallas, Texas |
Standard | 2022-11-16 | ValidFAA registration status code V: Valid registration. All codes |
| N696HD | Downes Harold J RV6A |
Fixed-wing, single engine | Individual owner New York |
Experimental | 2022-11-16 | ValidFAA registration status code V: Valid registration. All codes |
| N73923 | Cessna 172N |
Fixed-wing, single engine | Professional Aviation Aircraft Services LTD New Philadelphia, Ohio |
Multiple | 2022-11-16 | ValidFAA registration status code V: Valid registration. All codes |
| N90GR | Allisonglen R RV-4 |
Fixed-wing, single engine | Aerospace Trust Management LLC Trustee Wilmington, Delaware |
Experimental | 2022-11-16 | ValidFAA registration status code V: Valid registration. All codes |
| N98525 | Cessna 172P |
Fixed-wing, single engine | Trns Solutions LLC Lewes, Delaware |
Standard | 2022-11-16 | ValidFAA registration status code V: Valid registration. All codes |
| N1826J | Piper PA-28-140 |
Fixed-wing, single engine | Pope County Aviation LLC Russellville, Arkansas |
Standard | 2022-11-15 | ValidFAA registration status code V: Valid registration. All codes |
| N5434D | Cessna 172N |
Fixed-wing, single engine | Sierra Lima Aviation LLC Riverton, Utah |
Standard | 2022-11-15 | ValidFAA registration status code V: Valid registration. All codes |
| N5505W | Piper PA-28-160 |
Fixed-wing, single engine | Individual owner Kansas |
Standard | 2022-11-15 | ValidFAA registration status code V: Valid registration. All codes |
| N62529 | Cessna 172P |
Fixed-wing, single engine | Individual owner New York |
Standard | 2022-11-15 | ValidFAA registration status code V: Valid registration. All codes |
| N62694 | Cessna 172P |
Fixed-wing, single engine | American Patrols INC Midland, Texas |
Standard | 2022-11-15 | ValidFAA registration status code V: Valid registration. All codes |
| N62876 | Cessna 172P |
Fixed-wing, single engine | American Patrols INC Midland, Texas |
Standard | 2022-11-15 | ValidFAA registration status code V: Valid registration. All codes |
| N3055E | Socata TAMPICO TB 9C |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2022-11-14 | ValidFAA registration status code V: Valid registration. All codes |
| N41575 | Piper PA-28-151 |
Fixed-wing, single engine | Individual owner Tennessee |
Standard | 2022-11-14 | ValidFAA registration status code V: Valid registration. All codes |
| N4338Z | Piper PA-18-150 |
Fixed-wing, single engine | Jwg Aviation LLC Livingston, Montana |
Standard | 2022-11-14 | ValidFAA registration status code V: Valid registration. All codes |
| N7366F | Cessna 172N |
Fixed-wing, single engine | Individual owner New York |
Standard | 2022-11-14 | ValidFAA registration status code V: Valid registration. All codes |
| N8796N | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Maine |
Standard | 2022-11-14 | ValidFAA registration status code V: Valid registration. All codes |
| N35581 | Cessna 172I |
Fixed-wing, single engine | N35581 LLC Longview, Texas |
Standard | 2022-11-12 | ValidFAA registration status code V: Valid registration. All codes |
| N4421T | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2022-11-12 | ValidFAA registration status code V: Valid registration. All codes |
| N549AC | American Champion Aircraft 7GCAA |
Fixed-wing, single engine | Individual owner North Carolina |
Standard | 2022-11-12 | ValidFAA registration status code V: Valid registration. All codes |
| N7132B | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Idaho |
Standard | 2022-11-12 | ValidFAA registration status code V: Valid registration. All codes |
| N81465 | Gonzales Ray LONG EZE |
Fixed-wing, single engine | Individual owner California |
Experimental | 2022-11-12 | ValidFAA registration status code V: Valid registration. All codes |
| N127EP | Cessna 172P |
Fixed-wing, single engine | Individual owner New York |
Standard | 2022-11-11 | ValidFAA registration status code V: Valid registration. All codes |
| N4040Z | Piper PA-18-150 |
Fixed-wing, single engine | Acme Cub Training INC Anchorage, Alaska |
Standard | 2022-11-11 | ValidFAA registration status code V: Valid registration. All codes |
| N6352W | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Ohio |
Standard | 2022-11-11 | ValidFAA registration status code V: Valid registration. All codes |
| N91005 | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner California |
Standard | 2022-11-11 | ValidFAA registration status code V: Valid registration. All codes |
| N96105 | Cessna 172P |
Fixed-wing, single engine | Demon Air LLC Palm City, Florida |
Standard | 2022-11-11 | ValidFAA registration status code V: Valid registration. All codes |
| N1163X | Piper PA-28-151 |
Fixed-wing, single engine | Co-owned owner Oregon |
Standard | 2022-11-09 | ValidFAA registration status code V: Valid registration. All codes |
| N1339R | Grumman American Avn. Corp. AA-5 |
Fixed-wing, single engine | Individual owner California |
Standard | 2022-11-09 | ValidFAA registration status code V: Valid registration. All codes |
| N14EM | Marshall Ernest H LANCAIR 235 |
Fixed-wing, single engine | Individual owner Nevada |
Experimental | 2022-11-09 | ValidFAA registration status code V: Valid registration. All codes |
| N1553J | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2022-11-09 | ValidFAA registration status code V: Valid registration. All codes |
| N2334T | Piper PA-28-140 |
Fixed-wing, single engine | Gogoplex LLC Wilmington, Delaware |
Standard | 2022-11-09 | ValidFAA registration status code V: Valid registration. All codes |
| N5711U | Piper PA-28-140 |
Fixed-wing, single engine | Black Cat Aviation INC Wilmington, Delaware |
Standard | 2022-11-09 | ValidFAA registration status code V: Valid registration. All codes |
| N1562J | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Alabama |
Standard | 2022-11-08 | ValidFAA registration status code V: Valid registration. All codes |
| N4765J | Beech A23-19 |
Fixed-wing, single engine | Individual owner Oklahoma |
Standard | 2022-11-08 | ValidFAA registration status code V: Valid registration. All codes |
| N5603W | Piper PA-28-160 |
Fixed-wing, single engine | Co-owned owner Ohio |
Restricted | 2022-11-08 | ValidFAA registration status code V: Valid registration. All codes |
| N8300R | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner South Carolina |
Standard | 2022-11-08 | ValidFAA registration status code V: Valid registration. All codes |
| N19948 | Cessna 172M |
Fixed-wing, single engine | Murray Air LLC Patoka, Illinois |
Standard | 2022-11-07 | ValidFAA registration status code V: Valid registration. All codes |
| N73312 | Cessna 172M |
Fixed-wing, single engine | Murray Air LLC Patoka, Illinois |
Standard | 2022-11-07 | ValidFAA registration status code V: Valid registration. All codes |
| N12883 | Cessna 172M |
Fixed-wing, single engine | Rpm Aero LLC Lincolnwood, Illinois |
Standard | 2022-11-05 | ValidFAA registration status code V: Valid registration. All codes |
| N131SG | American Champion Aircraft 7GCBC |
Fixed-wing, single engine | Individual owner North Carolina |
Standard | 2022-11-05 | ValidFAA registration status code V: Valid registration. All codes |
| N1701T | Piper PA-28-140 |
Fixed-wing, single engine | Rd Aire LLC Opelika, Alabama |
Standard | 2022-11-05 | ValidFAA registration status code V: Valid registration. All codes |
| N238TW | Cessna 172P |
Fixed-wing, single engine | Individual owner Washington |
Standard | 2022-11-05 | 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.
