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 |
|---|---|---|---|---|---|---|
| N54180 | Cessna 172P |
Fixed-wing, single engine | Flight School of Gwinnett INC Lawrenceville, Georgia |
Standard | 2020-10-15 | ValidFAA registration status code V: Valid registration. All codes |
| N54291 | Cessna 172P |
Fixed-wing, single engine | Flight School of Gwinnett INC Lawrenceville, Georgia |
Standard | 2020-10-15 | ValidFAA registration status code V: Valid registration. All codes |
| N62405 | Cessna 172P |
Fixed-wing, single engine | Flight School of Gwinnett INC Lawrenceville, Georgia |
Standard | 2020-10-15 | ValidFAA registration status code V: Valid registration. All codes |
| N737EC | Cessna 172N |
Fixed-wing, single engine | Individual owner California |
Standard | 2020-10-15 | ValidFAA registration status code V: Valid registration. All codes |
| N9818W | Piper PA-28-140 |
Fixed-wing, single engine | 98X LLC Caddo Mills, Texas |
Standard | 2020-10-15 | ValidFAA registration status code V: Valid registration. All codes |
| N41978 | Piper PA-28-151 |
Fixed-wing, single engine | Individual owner California |
Standard | 2020-10-14 | ValidFAA registration status code V: Valid registration. All codes |
| N330HL | Lumb Henry O Jr VANS RV-6A |
Fixed-wing, single engine | Co-owned owner Missouri |
Experimental | 2020-10-13 | ValidFAA registration status code V: Valid registration. All codes |
| N6198F | Cessna 172N |
Fixed-wing, single engine | Fox Aviation LLC Glencoe, Alabama |
Standard | 2020-10-13 | ValidFAA registration status code V: Valid registration. All codes |
| N54PR | Cessna 172M |
Fixed-wing, single engine | Individual owner South Dakota |
Standard | 2020-10-09 | ValidFAA registration status code V: Valid registration. All codes |
| N6124D | Cessna 172N |
Fixed-wing, single engine | Wegener Flying Services LLC Indialantic, Florida |
Standard | 2020-10-09 | ValidFAA registration status code V: Valid registration. All codes |
| N733WC | Cessna 172N |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2020-10-09 | ValidFAA registration status code V: Valid registration. All codes |
| N20121 | Cessna 172M |
Fixed-wing, single engine | Fly Maui LLC Puunene, Hawaii |
Standard | 2020-10-08 | ValidFAA registration status code V: Valid registration. All codes |
| N80278 | Cessna 172M |
Fixed-wing, single engine | Co-owned owner Washington |
Standard | 2020-10-08 | ValidFAA registration status code V: Valid registration. All codes |
| N92781 | Piper PA-12 |
Fixed-wing, single engine | Aircraft Marketing & Leasing LLC Fairbanks, Alaska |
Restricted | 2020-10-08 | ValidFAA registration status code V: Valid registration. All codes |
| N6417R | Piper PA-28-140 |
Fixed-wing, single engine | Bogey Aviation LLC Piqua, Ohio |
Standard | 2020-10-07 | ValidFAA registration status code V: Valid registration. All codes |
| N734UA | Cessna 172N |
Fixed-wing, single engine | Individual owner Tennessee |
Standard | 2020-10-07 | ValidFAA registration status code V: Valid registration. All codes |
| N1065P | Piper PA-23 |
Fixed-wing, multi-engine | Individual owner Texas |
Standard | 2020-10-06 | ValidFAA registration status code V: Valid registration. All codes |
| N36355 | Piper PA-28-161 |
Fixed-wing, single engine | Nationwide Aviation LLC Hudson Oaks, Texas |
Standard | 2020-10-06 | ValidFAA registration status code V: Valid registration. All codes |
| N44245 | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2020-10-06 | ValidFAA registration status code V: Valid registration. All codes |
| N9250D | Piper PA-18A 150 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2020-10-06 | ValidFAA registration status code V: Valid registration. All codes |
| N1086U | Cessna 172M |
Fixed-wing, single engine | Hancock County Port & Harbor Commission Kiln, Mississippi |
Standard | 2020-10-05 | ValidFAA registration status code V: Valid registration. All codes |
| N5242R | Cessna 172M |
Fixed-wing, single engine | Individual owner Virginia |
Standard | 2020-10-05 | ValidFAA registration status code V: Valid registration. All codes |
| N5427F | Piper PA-28-151 |
Fixed-wing, single engine | Rebel Aviation INC Liberty, Missouri |
Standard | 2020-10-05 | ValidFAA registration status code V: Valid registration. All codes |
| N6917W | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2020-10-05 | ValidFAA registration status code V: Valid registration. All codes |
| N704FL | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Virginia |
Standard | 2020-10-05 | ValidFAA registration status code V: Valid registration. All codes |
| N733HA | Cessna 172N |
Fixed-wing, single engine | Huerta Holdings INC Santa Ana, California |
Standard | 2020-10-05 | ValidFAA registration status code V: Valid registration. All codes |
| N1080J | Guenther William RV-4 |
Fixed-wing, single engine | Individual owner California |
Experimental | 2020-10-01 | ValidFAA registration status code V: Valid registration. All codes |
| N6878B | Piper PA-18A 150 |
Fixed-wing, single engine | Individual owner California |
Standard | 2020-10-01 | ValidFAA registration status code V: Valid registration. All codes |
| N3ZR | Reims Aviation CESSNA F172M |
Fixed-wing, single engine | Withheld at owner's request | Standard | 2020-09-30 | ValidFAA registration status code V: Valid registration. All codes |
| N20132 | Cessna 172M |
Fixed-wing, single engine | J & L Aviation LLC Malta, New York |
Standard | 2020-09-29 | ValidFAA registration status code V: Valid registration. All codes |
| N24RV | Vangrunsven Richard E RV-4 |
Fixed-wing, single engine | Co-owned owner Oregon |
Experimental | 2020-09-29 | ValidFAA registration status code V: Valid registration. All codes |
| N3309Z | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner North Dakota |
Standard | 2020-09-29 | ValidFAA registration status code V: Valid registration. All codes |
| N57407 | Bellanca 7GCAA |
Fixed-wing, single engine | Individual owner Georgia |
Restricted | 2020-09-29 | ValidFAA registration status code V: Valid registration. All codes |
| N6092D | Piper PA-18A 150 |
Fixed-wing, single engine | Tanner Flying Service INC Cortez, Colorado |
Standard | 2020-09-29 | ValidFAA registration status code V: Valid registration. All codes |
| N22101 | Cessna 172M |
Fixed-wing, single engine | Propwash Aviation LLC Midland, Michigan |
Standard | 2020-09-28 | ValidFAA registration status code V: Valid registration. All codes |
| N9355D | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2020-09-28 | ValidFAA registration status code V: Valid registration. All codes |
| N7009R | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Mississippi |
Standard | 2020-09-25 | ValidFAA registration status code V: Valid registration. All codes |
| N128HR | Cessna 172M |
Fixed-wing, single engine | Derenick Aviation LLC Aguadilla, Puerto Rico |
Standard | 2020-09-24 | ValidFAA registration status code V: Valid registration. All codes |
| N3334E | Cessna 172N |
Fixed-wing, single engine | Co-owned owner California |
Standard | 2020-09-24 | ValidFAA registration status code V: Valid registration. All codes |
| N4972G | Cessna 172N |
Fixed-wing, single engine | Mcchuck Properties LLC Pensacola, Florida |
Standard | 2020-09-24 | ValidFAA registration status code V: Valid registration. All codes |
| N5013R | Cessna 172M |
Fixed-wing, single engine | Barxbar Aviation LLC Mesa, Arizona |
Standard | 2020-09-24 | ValidFAA registration status code V: Valid registration. All codes |
| N6396D | Cessna 172N |
Fixed-wing, single engine | Oc Flight Lessons LLC Costa Mesa, California |
Standard | 2020-09-24 | ValidFAA registration status code V: Valid registration. All codes |
| N6501W | Piper PA-28-140 |
Fixed-wing, single engine | Stewarts Aircraft Service INC Waynesville, Ohio |
Standard | 2020-09-24 | ValidFAA registration status code V: Valid registration. All codes |
| N80270 | Cessna 172M |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2020-09-24 | ValidFAA registration status code V: Valid registration. All codes |
| N84026 | Cessna 172K |
Fixed-wing, single engine | Individual owner Oklahoma |
Standard | 2020-09-24 | ValidFAA registration status code V: Valid registration. All codes |
| N8791N | Piper PA-28-140 |
Fixed-wing, single engine | Co-owned owner Nevada |
Standard | 2020-09-24 | ValidFAA registration status code V: Valid registration. All codes |
| N881JB | Blewster James C Col Usa Ret RV4 |
Fixed-wing, single engine | Individual owner Washington |
Experimental | 2020-09-24 | ValidFAA registration status code V: Valid registration. All codes |
| N12WK | Yoder Miller R. THORP T-18 |
Fixed-wing, single engine | Individual owner Florida |
Experimental | 2020-09-23 | ValidFAA registration status code V: Valid registration. All codes |
| N2013A | Beech B19 |
Fixed-wing, single engine | Musketeer LLC Fayette, Alabama |
Standard | 2020-09-23 | ValidFAA registration status code V: Valid registration. All codes |
| N2650P | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Florida |
Special flight permit | 2020-09-23 | ValidFAA registration status code V: Valid registration. All codes |
| N29520 | Cessna 177 |
Fixed-wing, single engine | Best Equipment Leasing LLC Bakersfield, California |
Standard | 2020-09-23 | ValidFAA registration status code V: Valid registration. All codes |
| N46556 | Cessna 172K |
Fixed-wing, single engine | Bbh Aviation LLC Peachtree City, Georgia |
Standard | 2020-09-23 | ValidFAA registration status code V: Valid registration. All codes |
| N4691R | Piper PA-28-140 |
Fixed-wing, single engine | Best Equipment Leasing LLC Bakersfield, California |
Standard | 2020-09-23 | ValidFAA registration status code V: Valid registration. All codes |
| N524JN | Pettigrew Richard B VANS ACFT RV6A |
Fixed-wing, single engine | Individual owner California |
Experimental | 2020-09-23 | ValidFAA registration status code V: Valid registration. All codes |
| N55372 | Socata TB 9 TAMPICO |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2020-09-23 | ValidFAA registration status code V: Valid registration. All codes |
| N1915P | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2020-09-22 | ValidFAA registration status code V: Valid registration. All codes |
| N55457 | Cessna 172P |
Fixed-wing, single engine | Legend Air Lease LLC Hurricane, Utah |
Standard | 2020-09-22 | ValidFAA registration status code V: Valid registration. All codes |
| N5595F | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Wisconsin |
Standard | 2020-09-22 | ValidFAA registration status code V: Valid registration. All codes |
| N64213 | Cessna 172M |
Fixed-wing, single engine | Ajc Aviation LLC Boca Raton, Florida |
Standard | 2020-09-22 | ValidFAA registration status code V: Valid registration. All codes |
| N6789J | Piper PA-28-140 |
Fixed-wing, single engine | Co-owned owner Indiana |
Standard | 2020-09-22 | ValidFAA registration status code V: Valid registration. All codes |
| N7242F | Piper PA-28-140 |
Fixed-wing, single engine | Djair Winchester, Virginia |
Standard | 2020-09-22 | ValidFAA registration status code V: Valid registration. All codes |
| N7463R | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Illinois |
Standard | 2020-09-22 | ValidFAA registration status code V: Valid registration. All codes |
| N7518F | Champion 7GCBC |
Fixed-wing, single engine | Individual owner Minnesota |
Multiple | 2020-09-22 | ValidFAA registration status code V: Valid registration. All codes |
| N8140D | Piper PA-22-160 |
Fixed-wing, single engine | Individual owner New York |
Standard | 2020-09-22 | ValidFAA registration status code V: Valid registration. All codes |
| N818WC | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2020-09-22 | ValidFAA registration status code V: Valid registration. All codes |
| N9646W | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner New Hampshire |
Standard | 2020-09-22 | ValidFAA registration status code V: Valid registration. All codes |
| N9874V | Cessna 172M |
Fixed-wing, single engine | Individual owner West Virginia |
Standard | 2020-09-22 | ValidFAA registration status code V: Valid registration. All codes |
| N20053 | Cessna 172M |
Fixed-wing, single engine | Spanaflight LLC Puyallup, Washington |
Standard | 2020-09-21 | ValidFAA registration status code V: Valid registration. All codes |
| N4357J | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Michigan |
Standard | 2020-09-21 | ValidFAA registration status code V: Valid registration. All codes |
| N4493R | Cessna 172M |
Fixed-wing, single engine | Barnstormers INC Bemidji, Minnesota |
Standard | 2020-09-21 | ValidFAA registration status code V: Valid registration. All codes |
| N4497R | Cessna 172M |
Fixed-wing, single engine | Individual owner Connecticut |
Multiple | 2020-09-21 | ValidFAA registration status code V: Valid registration. All codes |
| N46188 | Cessna 172I |
Fixed-wing, single engine | Air Venture Flight Center Olive Branch, Mississippi |
Standard | 2020-09-21 | ValidFAA registration status code V: Valid registration. All codes |
| N5335W | Piper PA-28 |
Fixed-wing, single engine | Post 8 Flight Ops INC Topeka, Kansas |
Standard | 2020-09-21 | ValidFAA registration status code V: Valid registration. All codes |
| N5540W | Piper PA-28-160 |
Fixed-wing, single engine | Air-Crete Constructions INC Lake Elmo, Minnesota |
Standard | 2020-09-21 | ValidFAA registration status code V: Valid registration. All codes |
| N7722G | Cessna 172L |
Fixed-wing, single engine | Individual owner Georgia |
Standard | 2020-09-21 | ValidFAA registration status code V: Valid registration. All codes |
| N9807G | Cessna 172L |
Fixed-wing, single engine | Individual owner Minnesota |
Standard | 2020-09-21 | ValidFAA registration status code V: Valid registration. All codes |
| N20531 | Cessna 172M |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2020-09-18 | ValidFAA registration status code V: Valid registration. All codes |
| N57353 | Piper PA-28-151 |
Fixed-wing, single engine | Individual owner Arkansas |
Standard | 2020-09-18 | ValidFAA registration status code V: Valid registration. All codes |
| N5893W | Piper PA-28-160 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2020-09-18 | ValidFAA registration status code V: Valid registration. All codes |
| N74998 | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Alaska |
Restricted | 2020-09-18 | ValidFAA registration status code V: Valid registration. All codes |
| N8714M | Beech 23 |
Fixed-wing, single engine | Cole Leonard O III Sunrise Beach, Missouri |
Standard | 2020-09-18 | ValidFAA registration status code V: Valid registration. All codes |
| N9840D | Piper PA-22-160 |
Fixed-wing, single engine | Individual owner Tennessee |
Standard | 2020-09-18 | ValidFAA registration status code V: Valid registration. All codes |
| N2388Z | Beech 23 |
Fixed-wing, single engine | Individual owner Iowa |
Standard | 2020-09-17 | ValidFAA registration status code V: Valid registration. All codes |
| N5965L | Grumman American Avn. Corp. AA-5 |
Fixed-wing, single engine | Withheld at owner's request | Standard | 2020-09-17 | ValidFAA registration status code V: Valid registration. All codes |
| N7543D | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Minnesota |
Standard | 2020-09-17 | ValidFAA registration status code V: Valid registration. All codes |
| N8363R | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner California |
Standard | 2020-09-17 | ValidFAA registration status code V: Valid registration. All codes |
| N84429 | Cessna 172K |
Fixed-wing, single engine | Avz Aviation of Tennessee INC Knoxville, Tennessee |
Standard | 2020-09-17 | ValidFAA registration status code V: Valid registration. All codes |
| N9584W | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Kansas |
Standard | 2020-09-17 | ValidFAA registration status code V: Valid registration. All codes |
| N9863U | Grumman American Avn. Corp. AA-5A |
Fixed-wing, single engine | Individual owner North Carolina |
Standard | 2020-09-17 | ValidFAA registration status code V: Valid registration. All codes |
| N10240 | Maule MX-7-160 |
Fixed-wing, single engine | Co-owned owner Montana |
Standard | 2020-09-16 | ValidFAA registration status code V: Valid registration. All codes |
| N4434A | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Missouri |
Standard | 2020-09-16 | ValidFAA registration status code V: Valid registration. All codes |
| N1830P | Piper PA-22-150 |
Fixed-wing, single engine | Withheld at owner's request | Standard | 2020-09-15 | ValidFAA registration status code V: Valid registration. All codes |
| N293CA | Cessna 172M |
Fixed-wing, single engine | Choice Aviation LLC Hamilton, Montana |
Standard | 2020-09-15 | ValidFAA registration status code V: Valid registration. All codes |
| N2960P | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Pennsylvania |
Standard | 2020-09-15 | ValidFAA registration status code V: Valid registration. All codes |
| N6621D | Cessna 172N |
Fixed-wing, single engine | Costa Air Service LLC Painted Post, New York |
Standard | 2020-09-15 | ValidFAA registration status code V: Valid registration. All codes |
| N7069Q | Cessna 172L |
Fixed-wing, single engine | Individual owner North Carolina |
Standard | 2020-09-15 | ValidFAA registration status code V: Valid registration. All codes |
| N7156B | Piper PA-22-150 |
Fixed-wing, single engine | Jstream Lc Sheridan, Wyoming |
Standard | 2020-09-15 | ValidFAA registration status code V: Valid registration. All codes |
| N863BW | Grumman American Avn. Corp. AA-5A |
Fixed-wing, single engine | Flying Cheetah LLC Lakeland, Florida |
Standard | 2020-09-15 | ValidFAA registration status code V: Valid registration. All codes |
| N21246 | Cessna 172M |
Fixed-wing, single engine | Eastern Stearman INC Trustee Leesburg, Virginia |
Standard | 2020-09-14 | ValidFAA registration status code V: Valid registration. All codes |
| N2VT | American Champion Aircraft 7GCBC |
Fixed-wing, single engine | Individual owner New Jersey |
Standard | 2020-09-14 | 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.
