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 2,350 of these aircraft
- California 2,123 of these aircraft
- Florida 2,076 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
These connections as data: /graph/engine/lycoming-o-320-series.json · about the eFlight graph.
Aircraft newest certificates first · 27,315
| Tail no. | Maker and model | Group | Owner and base | Certificate | Registered | Status |
|---|---|---|---|---|---|---|
| N5536E | Cessna 172N |
Fixed-wing, single engine | Jeffries and Hendley LLC Greenwood, Indiana |
Standard | 2025-04-29 | ValidFAA registration status code V: Valid registration. All codes |
| N55925 | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner New Mexico |
Standard | 2025-04-29 | ValidFAA registration status code V: Valid registration. All codes |
| N61799 | Cessna 172M |
Fixed-wing, single engine | Flf Aviation LLC West Columbia, South Carolina |
Standard | 2025-04-29 | ValidFAA registration status code V: Valid registration. All codes |
| N7041C | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner New York |
Standard | 2025-04-29 | ValidFAA registration status code V: Valid registration. All codes |
| N811HA | Cessna 177 |
Fixed-wing, single engine | Co-owned owner North Carolina |
Standard | 2025-04-29 | ValidFAA registration status code V: Valid registration. All codes |
| N8304R | Piper PA-28-140 |
Fixed-wing, single engine | Knots and Attitudes LLC Wimberley, Texas |
Standard | 2025-04-29 | ValidFAA registration status code V: Valid registration. All codes |
| N9026D | Piper PA-22-160 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2025-04-29 | ValidFAA registration status code V: Valid registration. All codes |
| N9771Q | Boswell Oscar W RV 4 |
Fixed-wing, single engine | Aerospec Insurance LLC Gig Harbor, Washington |
Experimental | 2025-04-29 | ValidFAA registration status code V: Valid registration. All codes |
| N241MJ | Jimenez Mario A MUSTANG II |
Fixed-wing, single engine | Mj Aero LLC Mims, Florida |
Experimental | 2025-04-28 | ValidFAA registration status code V: Valid registration. All codes |
| N4526R | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2025-04-28 | ValidFAA registration status code V: Valid registration. All codes |
| N8321P | Robinson Helicopter R22 BETA |
Helicopter | Smoketown Helicopters LLC Smoketown, Pennsylvania |
Standard | 2025-04-28 | ValidFAA registration status code V: Valid registration. All codes |
| N8879E | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Pennsylvania |
Standard | 2025-04-28 | ValidFAA registration status code V: Valid registration. All codes |
| N6963D | Piper PA-18A 150 |
Fixed-wing, single engine | Abu Trailers INC Dwight, North Dakota |
Standard | 2025-04-26 | ValidFAA registration status code V: Valid registration. All codes |
| N106WT | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2025-04-22 | ValidFAA registration status code V: Valid registration. All codes |
| N38RH | Hartzell Richard E ACRO SPORT |
Fixed-wing, single engine | Individual owner Louisiana |
Experimental | 2025-04-22 | ValidFAA registration status code V: Valid registration. All codes |
| N5589F | Piper PA-28-140 |
Fixed-wing, single engine | Tjl Aviation LLC Atlanta, Georgia |
Standard | 2025-04-22 | ValidFAA registration status code V: Valid registration. All codes |
| N56041 | Piper PA-28-140 |
Fixed-wing, single engine | Co-owned owner North Carolina |
Standard | 2025-04-22 | ValidFAA registration status code V: Valid registration. All codes |
| N7205Q | Cessna 172L |
Fixed-wing, single engine | N7205Q LLC Titusville, Florida |
Standard | 2025-04-22 | ValidFAA registration status code V: Valid registration. All codes |
| N8177N | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2025-04-22 | ValidFAA registration status code V: Valid registration. All codes |
| N8617D | Piper PA-22-160 |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2025-04-22 | ValidFAA registration status code V: Valid registration. All codes |
| N1416T | Piper PA-28-140 |
Fixed-wing, single engine | Standard | 2025-04-21 | ValidFAA registration status code V: Valid registration. All codes | |
| N43813 | Piper PA-28-161 |
Fixed-wing, single engine | Gq Aviation LLC Cherry Hill, New Jersey |
Standard | 2025-04-21 | ValidFAA registration status code V: Valid registration. All codes |
| N46YH | Pratt Jay R RV6 |
Fixed-wing, single engine | Co-owned owner Texas |
Experimental | 2025-04-21 | ValidFAA registration status code V: Valid registration. All codes |
| N5070V | Varga Aircraft Corp. 2150A |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2025-04-21 | ValidFAA registration status code V: Valid registration. All codes |
| N6285F | Cessna 172N |
Fixed-wing, single engine | Wright Base Flight Training LLC Tullahoma, Tennessee |
Standard | 2025-04-21 | ValidFAA registration status code V: Valid registration. All codes |
| N990VT | Piper PA-28-140 |
Fixed-wing, single engine | Co-owned owner Georgia |
Standard | 2025-04-21 | ValidFAA registration status code V: Valid registration. All codes |
| N178FV | Cessna 172M |
Fixed-wing, single engine | D R Tripp Enterprises LLC Omaha, Nebraska |
Standard | 2025-04-19 | ValidFAA registration status code V: Valid registration. All codes |
| N999AR | Cessna 172N |
Fixed-wing, single engine | D R Tripp Enterprises LLC Omaha, Nebraska |
Standard | 2025-04-19 | ValidFAA registration status code V: Valid registration. All codes |
| N2887E | Cessna 172N |
Fixed-wing, single engine | Individual owner California |
Standard | 2025-04-18 | ValidFAA registration status code V: Valid registration. All codes |
| N2946E | Cessna 172N |
Fixed-wing, single engine | High Wing Air Services LLC Merritt Island, Florida |
Standard | 2025-04-18 | ValidFAA registration status code V: Valid registration. All codes |
| N647M | Michael J Ashura RV-6 |
Fixed-wing, single engine | Hanbo Aviation INC Wilmington, Delaware |
Experimental | 2025-04-18 | ValidFAA registration status code V: Valid registration. All codes |
| N9733W | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Georgia |
Standard | 2025-04-18 | ValidFAA registration status code V: Valid registration. All codes |
| N1957 | Cessna 172N |
Fixed-wing, single engine | Standard | 2025-04-17 | ValidFAA registration status code V: Valid registration. All codes | |
| N2544P | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Arkansas |
Standard | 2025-04-17 | ValidFAA registration status code V: Valid registration. All codes |
| N2918X | Piper PA-28-161 |
Fixed-wing, single engine | Flight Leasing CORP Wilmington, Delaware |
Standard | 2025-04-17 | ValidFAA registration status code V: Valid registration. All codes |
| N4431R | Cessna 172M |
Fixed-wing, single engine | Raritan Valley Flying School Princeton, New Jersey |
Standard | 2025-04-17 | ValidFAA registration status code V: Valid registration. All codes |
| N7562D | Piper PA-18A 150 |
Fixed-wing, single engine | Individual owner Wisconsin |
Multiple | 2025-04-17 | ValidFAA registration status code V: Valid registration. All codes |
| N75711 | Cessna 172N |
Fixed-wing, single engine | Falcon Air LLC Anchorage, Alaska |
Standard | 2025-04-17 | ValidFAA registration status code V: Valid registration. All codes |
| N9114H | Cessna 172M |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2025-04-17 | ValidFAA registration status code V: Valid registration. All codes |
| N21403 | Cessna 172M |
Fixed-wing, single engine | Bering Capital LLC Anchorage, Alaska |
Standard | 2025-04-16 | ValidFAA registration status code V: Valid registration. All codes |
| N24928 | Piper J3C-65 |
Fixed-wing, single engine | Individual owner Arizona |
Experimental | 2025-04-16 | ValidFAA registration status code V: Valid registration. All codes |
| N3817P | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Nebraska |
Standard | 2025-04-16 | ValidFAA registration status code V: Valid registration. All codes |
| N5256H | Cessna 172M |
Fixed-wing, single engine | Individual owner Indiana |
Restricted | 2025-04-16 | ValidFAA registration status code V: Valid registration. All codes |
| N5339H | Cessna 172M |
Fixed-wing, single engine | Bering Capital LLC Anchorage, Alaska |
Standard | 2025-04-16 | ValidFAA registration status code V: Valid registration. All codes |
| N7226D | Piper PA-22-160 |
Fixed-wing, single engine | Individual owner Missouri |
Standard | 2025-04-16 | ValidFAA registration status code V: Valid registration. All codes |
| N734VV | Cessna 172N |
Fixed-wing, single engine | Summit Flight Services LLC Paden, Oklahoma |
Standard | 2025-04-16 | ValidFAA registration status code V: Valid registration. All codes |
| N737SR | Cessna 172N |
Fixed-wing, single engine | Above the Haze LLC San Lorenzo, California |
Standard | 2025-04-16 | ValidFAA registration status code V: Valid registration. All codes |
| N7545K | Piper PA-18-105 SPECIAL |
Fixed-wing, single engine | Individual owner Kansas |
Experimental | 2025-04-16 | ValidFAA registration status code V: Valid registration. All codes |
| N9526H | Cessna 172M |
Fixed-wing, single engine | Above the Haze LLC San Lorenzo, California |
Standard | 2025-04-16 | ValidFAA registration status code V: Valid registration. All codes |
| N9662V | Cessna 172M |
Fixed-wing, single engine | Level X Aviation LLC Royal Palm Beach, Florida |
Standard | 2025-04-16 | ValidFAA registration status code V: Valid registration. All codes |
| N12138 | Cessna 172M |
Fixed-wing, single engine | Falcon Air LLC Anchorage, Alaska |
Standard | 2025-04-15 | ValidFAA registration status code V: Valid registration. All codes |
| N224FL | Robinson Helicopter R22 BETA |
Helicopter | Fingerlakes Wing and Rotor LLC Seneca Falls, New York |
Standard | 2025-04-15 | ValidFAA registration status code V: Valid registration. All codes |
| N2866X | Cessna 177 |
Fixed-wing, single engine | Individual owner California |
Standard | 2025-04-15 | ValidFAA registration status code V: Valid registration. All codes |
| N3236P | Piper PA-18-150 |
Fixed-wing, single engine | Falcon Air LLC Anchorage, Alaska |
Multiple | 2025-04-15 | ValidFAA registration status code V: Valid registration. All codes |
| N44WK | Klink Wallace RV-3 |
Fixed-wing, single engine | Individual owner Georgia |
Experimental | 2025-04-15 | ValidFAA registration status code V: Valid registration. All codes |
| N61710 | Cessna 172M |
Fixed-wing, single engine | Bob Hoover Academy INC Salinas, California |
Standard | 2025-04-15 | ValidFAA registration status code V: Valid registration. All codes |
| N6856W | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2025-04-15 | ValidFAA registration status code V: Valid registration. All codes |
| N79945 | Cessna 172K |
Fixed-wing, single engine | Iron Horse Cub LLC Granbury, Texas |
Standard | 2025-04-15 | ValidFAA registration status code V: Valid registration. All codes |
| N9322R | Robinson Helicopter R22 BETA |
Helicopter | Helicopter Logging LLC Lagrange, Ohio |
Standard | 2025-04-15 | ValidFAA registration status code V: Valid registration. All codes |
| N9683Q | Cessna 172M |
Fixed-wing, single engine | Bering Capital LLC Anchorage, Alaska |
Standard | 2025-04-15 | ValidFAA registration status code V: Valid registration. All codes |
| N1203F | Cessna 172N |
Fixed-wing, single engine | Rawson Aviation LLC Collinsville, Oklahoma |
Standard | 2025-04-14 | ValidFAA registration status code V: Valid registration. All codes |
| N1271P | Piper PA-23 |
Fixed-wing, multi-engine | Wendt Aero LLC Newberg, Oregon |
Standard | 2025-04-14 | ValidFAA registration status code V: Valid registration. All codes |
| N1584J | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Missouri |
Standard | 2025-04-14 | ValidFAA registration status code V: Valid registration. All codes |
| N298J | Bellanca 7GCAA |
Fixed-wing, single engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2025-04-14 | ValidFAA registration status code V: Valid registration. All codes |
| N3526K | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2025-04-14 | ValidFAA registration status code V: Valid registration. All codes |
| N4360Q | Cessna 172L |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2025-04-14 | ValidFAA registration status code V: Valid registration. All codes |
| N47367 | Piper PA-28-161 |
Fixed-wing, single engine | Swaz Aviation LLC Mesa, Arizona |
Standard | 2025-04-14 | ValidFAA registration status code V: Valid registration. All codes |
| N29350 | Cessna 177 |
Fixed-wing, single engine | Cardinal Flyers LLC Amherst, Virginia |
Standard | 2025-04-12 | ValidFAA registration status code V: Valid registration. All codes |
| N591RV | Sims David L RV-9A |
Fixed-wing, single engine | Individual owner Florida |
Experimental | 2025-04-11 | ValidFAA registration status code V: Valid registration. All codes |
| N737YB | Cessna 172N |
Fixed-wing, single engine | Co-owned owner North Dakota |
Standard | 2025-04-11 | ValidFAA registration status code V: Valid registration. All codes |
| N8115L | Piper PA-28-161 |
Fixed-wing, single engine | Double Greene LLC Spout Spring, Virginia |
Standard | 2025-04-11 | ValidFAA registration status code V: Valid registration. All codes |
| N36800 | Piper PA-28-161 |
Fixed-wing, single engine | Fly Aviation CORP Wilmington, Delaware |
Standard | 2025-04-10 | ValidFAA registration status code V: Valid registration. All codes |
| N1016F | Cessna 172N |
Fixed-wing, single engine | Fly Cadillac LLC Tustin, Michigan |
Standard | 2025-04-09 | ValidFAA registration status code V: Valid registration. All codes |
| N2867T | Piper PA-28-140 |
Fixed-wing, single engine | N504Fl LLC Killeen, Texas |
Standard | 2025-04-09 | ValidFAA registration status code V: Valid registration. All codes |
| N3465K | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner North Carolina |
Standard | 2025-04-09 | ValidFAA registration status code V: Valid registration. All codes |
| N5588F | Piper PA-28-140 |
Fixed-wing, single engine | Rckr Aviation LLC Chehalis, Washington |
Standard | 2025-04-09 | ValidFAA registration status code V: Valid registration. All codes |
| N5970B | Mayfield-Ivo OSPREY 2 |
Fixed-wing, single engine | Individual owner Michigan |
Experimental | 2025-04-09 | ValidFAA registration status code V: Valid registration. All codes |
| N6654F | Piper PA-28-151 |
Fixed-wing, single engine | Red River Aviators Flying Club Bossier City, Louisiana |
Standard | 2025-04-09 | ValidFAA registration status code V: Valid registration. All codes |
| N9543W | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2025-04-09 | ValidFAA registration status code V: Valid registration. All codes |
| N1171C | Piper PA-20 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2025-04-08 | ValidFAA registration status code V: Valid registration. All codes |
| N1559J | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Maryland |
Standard | 2025-04-08 | ValidFAA registration status code V: Valid registration. All codes |
| N1897J | Piper PA-28-140 |
Fixed-wing, single engine | Co-owned owner Washington |
Standard | 2025-04-08 | ValidFAA registration status code V: Valid registration. All codes |
| N3452T | Cessna 177 |
Fixed-wing, single engine | Individual owner Wisconsin |
Standard | 2025-04-08 | ValidFAA registration status code V: Valid registration. All codes |
| N43431 | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Kentucky |
Standard | 2025-04-08 | ValidFAA registration status code V: Valid registration. All codes |
| N547CA | Piper PA-28-140 |
Fixed-wing, single engine | Career Flyers LLC Crittenden, Kentucky |
Standard | 2025-04-08 | ValidFAA registration status code V: Valid registration. All codes |
| N73370 | Cessna 172M |
Fixed-wing, single engine | Bay Flying Services LLC Pinconning, Michigan |
Standard | 2025-04-08 | ValidFAA registration status code V: Valid registration. All codes |
| N90974 | Bellanca 7GCBC |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2025-04-08 | ValidFAA registration status code V: Valid registration. All codes |
| N953LC | Clements Lee GLASTAR |
Fixed-wing, single engine | Individual owner Texas |
Experimental | 2025-04-08 | ValidFAA registration status code V: Valid registration. All codes |
| N32711 | Piper PA-28-140 |
Fixed-wing, single engine | Three Rivers Aero LLC Three Rivers, Michigan |
Standard | 2025-04-07 | ValidFAA registration status code V: Valid registration. All codes |
| N57683 | Bellanca 7GCBC |
Fixed-wing, single engine | Co-owned owner Louisiana |
Standard | 2025-04-07 | ValidFAA registration status code V: Valid registration. All codes |
| N8042F | Cessna 172M |
Fixed-wing, single engine | Flying Hawks INC Palmyra, Wisconsin |
Standard | 2025-04-07 | ValidFAA registration status code V: Valid registration. All codes |
| N219CF | Faust Billy O CHUBY CUBY |
Fixed-wing, single engine | Individual owner Texas |
Experimental | 2025-04-06 | ValidFAA registration status code V: Valid registration. All codes |
| N6409D | Cessna 172N |
Fixed-wing, single engine | Montgomery Aviation LLC San Diego, California |
Standard | 2025-04-06 | ValidFAA registration status code V: Valid registration. All codes |
| N8706D | Piper PA-22-150 |
Fixed-wing, single engine | Co-owned owner Oklahoma |
Standard | 2025-04-06 | ValidFAA registration status code V: Valid registration. All codes |
| N4039Z | Piper PA-18-150 |
Fixed-wing, single engine | Meeker Airport INC Meeker, Colorado |
Restricted | 2025-04-05 | ValidFAA registration status code V: Valid registration. All codes |
| N9698W | Piper PA-28-140 |
Fixed-wing, single engine | Cas LTD Swanton, Vermont |
Standard | 2025-04-05 | ValidFAA registration status code V: Valid registration. All codes |
| N15104 | Piper PA-28-140 |
Fixed-wing, single engine | Mil2Atp INC Pikeville, North Carolina |
Standard | 2025-04-04 | ValidFAA registration status code V: Valid registration. All codes |
| N5954U | Piper PA-28-140 |
Fixed-wing, single engine | Co-owned owner California |
Standard | 2025-04-04 | ValidFAA registration status code V: Valid registration. All codes |
| N7255F | Piper PA-28-140 |
Fixed-wing, single engine | N7255F LLC Cedar City, Utah |
Standard | 2025-04-04 | ValidFAA registration status code V: Valid registration. All codes |
| N144MR | Rouse James Murray RV-4 |
Fixed-wing, single engine | Experimental | 2025-04-03 | 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 7, 2026. Horsepower and thrust are the FAA's figures for the series, not for a particular aircraft.
