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 |
|---|---|---|---|---|---|---|
| N739JB | Cessna 172N |
Fixed-wing, single engine | S O W Aviation LLC Crystal River, Florida |
Standard | 2019-12-05 | ValidFAA registration status code V: Valid registration. All codes |
| N7575G | Cessna 172L |
Fixed-wing, single engine | Kelley Aircraft LLC Weyers Cave, Virginia |
Standard | 2019-12-05 | ValidFAA registration status code V: Valid registration. All codes |
| N969GF | Robinson Helicopter R22 ALPHA |
Helicopter | Sky West Aviation INC Trustee Albuquerque, New Mexico |
Standard | 2019-12-05 | ValidFAA registration status code V: Valid registration. All codes |
| N30BK | Frey F W STARDUSTER TOO |
Fixed-wing, single engine | Individual owner Texas |
Experimental | 2019-12-04 | ValidFAA registration status code V: Valid registration. All codes |
| N6553K | Cessna 172P |
Fixed-wing, single engine | Individual owner West Virginia |
Standard | 2019-12-04 | ValidFAA registration status code V: Valid registration. All codes |
| N733FF | Cessna 172N |
Fixed-wing, single engine | Rising Wings Aviation INC Casper, Wyoming |
Standard | 2019-12-04 | ValidFAA registration status code V: Valid registration. All codes |
| N733TL | Cessna 172N |
Fixed-wing, single engine | Rising Wings Aviation INC Casper, Wyoming |
Standard | 2019-12-04 | ValidFAA registration status code V: Valid registration. All codes |
| N737EE | Cessna 172N |
Fixed-wing, single engine | Rising Wings Aviation INC Casper, Wyoming |
Standard | 2019-12-04 | ValidFAA registration status code V: Valid registration. All codes |
| N19668 | Cessna 172L |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2019-12-03 | ValidFAA registration status code V: Valid registration. All codes |
| N5401H | Cessna 172M |
Fixed-wing, single engine | Dms Leasing Company LLC Las Vegas, Nevada |
Standard | 2019-12-03 | ValidFAA registration status code V: Valid registration. All codes |
| N66GZ | South Florida Ultralights Inc VANS RV-9A |
Fixed-wing, single engine | Individual owner Massachusetts |
Experimental | 2019-12-03 | ValidFAA registration status code V: Valid registration. All codes |
| N6859H | Cessna 172M |
Fixed-wing, single engine | Individual owner Michigan |
Standard | 2019-12-03 | ValidFAA registration status code V: Valid registration. All codes |
| N733NV | Cessna 172N |
Fixed-wing, single engine | Aero Maintenance INC Vancouver, Washington |
Standard | 2019-12-03 | ValidFAA registration status code V: Valid registration. All codes |
| N7409J | Piper PA-28-140 |
Fixed-wing, single engine | Adp Consultants INC Laurel, Maryland |
Standard | 2019-12-03 | ValidFAA registration status code V: Valid registration. All codes |
| N74TX | Bingelis Antoni RV3 |
Fixed-wing, single engine | Individual owner Arizona |
Experimental | 2019-12-03 | ValidFAA registration status code V: Valid registration. All codes |
| N8881V | Cessna 172M |
Fixed-wing, single engine | Individual owner New Hampshire |
Standard | 2019-12-03 | ValidFAA registration status code V: Valid registration. All codes |
| N9971E | Cessna 172N |
Fixed-wing, single engine | Individual owner New Jersey |
Standard | 2019-12-03 | ValidFAA registration status code V: Valid registration. All codes |
| N316ND | Piper PA-28-151 |
Fixed-wing, single engine | Cirrus Aviation INC Sarasota, Florida |
Standard | 2019-12-02 | ValidFAA registration status code V: Valid registration. All codes |
| N4274Z | Piper PA-18-150 |
Fixed-wing, single engine | Jantzen & Jantzen Farming LLC Madrid, Nebraska |
Standard | 2019-12-02 | ValidFAA registration status code V: Valid registration. All codes |
| N64111 | Cessna 172M |
Fixed-wing, single engine | Jasper CO Airport Authority Rensselaer, Indiana |
Standard | 2019-12-02 | ValidFAA registration status code V: Valid registration. All codes |
| N79087 | Cessna 172K |
Fixed-wing, single engine | Air Discovery la LLC North Hollywood, California |
Standard | 2019-12-02 | ValidFAA registration status code V: Valid registration. All codes |
| N84169 | Cessna 172K |
Fixed-wing, single engine | Co-owned owner Kentucky |
Standard | 2019-12-02 | ValidFAA registration status code V: Valid registration. All codes |
| N2323T | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2019-11-27 | ValidFAA registration status code V: Valid registration. All codes |
| N3535Q | Cessna 172M |
Fixed-wing, single engine | Co-owned owner Oregon |
Standard | 2019-11-26 | ValidFAA registration status code V: Valid registration. All codes |
| N4221T | Piper PA-28-140 |
Fixed-wing, single engine | Eralet INC Middletown, Delaware |
Standard | 2019-11-25 | ValidFAA registration status code V: Valid registration. All codes |
| N526EC | Cobb Eric E LONG EZ |
Fixed-wing, single engine | Individual owner Alaska |
Experimental | 2019-11-25 | ValidFAA registration status code V: Valid registration. All codes |
| N5339D | Cessna 172N |
Fixed-wing, single engine | Individual owner California |
Standard | 2019-11-25 | ValidFAA registration status code V: Valid registration. All codes |
| N6740L | Piper PA-18-150 |
Fixed-wing, single engine | Aslesen Leasin LLC Halstad, Minnesota |
Standard | 2019-11-25 | ValidFAA registration status code V: Valid registration. All codes |
| N6828B | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2019-11-25 | ValidFAA registration status code V: Valid registration. All codes |
| N79274 | Cessna 172K |
Fixed-wing, single engine | Individual owner Maine |
Standard | 2019-11-25 | ValidFAA registration status code V: Valid registration. All codes |
| N46743 | Cessna 172K |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2019-11-22 | ValidFAA registration status code V: Valid registration. All codes |
| N522JD | Piper PA-28-140 |
Fixed-wing, single engine | Fly Around Alaska LLC Palmer, Alaska |
Standard | 2019-11-22 | ValidFAA registration status code V: Valid registration. All codes |
| N6116W | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2019-11-22 | ValidFAA registration status code V: Valid registration. All codes |
| N98326 | Cessna 172P |
Fixed-wing, single engine | Individual owner California |
Standard | 2019-11-22 | ValidFAA registration status code V: Valid registration. All codes |
| N1442U | Cessna 172M |
Fixed-wing, single engine | Eastern Idaho Flying Club Idaho Falls, Idaho |
Standard | 2019-11-21 | ValidFAA registration status code V: Valid registration. All codes |
| N2114F | Piper PA-28-161 |
Fixed-wing, single engine | Chapel Hill Flying Club DBA Sanford, North Carolina |
Standard | 2019-11-21 | ValidFAA registration status code V: Valid registration. All codes |
| N4300A | Melby Timothy A TM 20/14 COUGER |
Fixed-wing, single engine | Individual owner Washington |
Experimental | 2019-11-21 | ValidFAA registration status code V: Valid registration. All codes |
| N5346K | Cessna 172P |
Fixed-wing, single engine | Usaeroflight LLC Greenville, South Carolina |
Standard | 2019-11-21 | ValidFAA registration status code V: Valid registration. All codes |
| N65KK | Kreth Kieth KRETH RV4 |
Fixed-wing, single engine | Experimental N65Kk LLC Little Rock, Arkansas |
Experimental | 2019-11-21 | ValidFAA registration status code V: Valid registration. All codes |
| N733JE | Cessna 172N |
Fixed-wing, single engine | Hagerstown Flight School LLC Hagerstown, Maryland |
Standard | 2019-11-21 | ValidFAA registration status code V: Valid registration. All codes |
| N739ZP | Cessna 172N |
Fixed-wing, single engine | Blue Sky Aviation LLC Watkins, Colorado |
Standard | 2019-11-21 | ValidFAA registration status code V: Valid registration. All codes |
| N91QS | Cessna 172N |
Fixed-wing, single engine | Fly Diablo INC North Wales, Pennsylvania |
Standard | 2019-11-21 | ValidFAA registration status code V: Valid registration. All codes |
| N16284 | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner California |
Standard | 2019-11-20 | ValidFAA registration status code V: Valid registration. All codes |
| N2042Q | Cessna 172M |
Fixed-wing, single engine | Kachemak Bay Flying Service INC Temple, Texas |
Standard | 2019-11-20 | ValidFAA registration status code V: Valid registration. All codes |
| N23GN | Piper PA-23-160 |
Fixed-wing, multi-engine | Midwest General and Mechanical Contractors INC Highland, Wisconsin |
Standard | 2019-11-20 | ValidFAA registration status code V: Valid registration. All codes |
| N6604W | Piper PA-28-140 |
Fixed-wing, single engine | Co-owned owner Indiana |
Standard | 2019-11-20 | ValidFAA registration status code V: Valid registration. All codes |
| N737PH | Cessna 172N |
Fixed-wing, single engine | Patriot Management CO INC Solvang, California |
Standard | 2019-11-20 | ValidFAA registration status code V: Valid registration. All codes |
| N738AV | Cessna 172N |
Fixed-wing, single engine | Brantly Christopher Jay Moore, South Carolina |
Standard | 2019-11-20 | ValidFAA registration status code V: Valid registration. All codes |
| N8741M | Beech 23 |
Fixed-wing, single engine | Dodson International Parts INC Rantoul, Kansas |
Standard | 2019-11-20 | ValidFAA registration status code V: Valid registration. All codes |
| N9765D | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner California |
Standard | 2019-11-20 | ValidFAA registration status code V: Valid registration. All codes |
| N42JA | Cessna 172M |
Fixed-wing, single engine | Jersey Aero Club INC Lakewood, New Jersey |
Standard | 2019-11-19 | ValidFAA registration status code V: Valid registration. All codes |
| N4344Z | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Massachusetts |
Restricted | 2019-11-19 | ValidFAA registration status code V: Valid registration. All codes |
| N504MA | Cessna 172P |
Fixed-wing, single engine | Eastern Kentucky University Richmond, Kentucky |
Standard | 2019-11-19 | ValidFAA registration status code V: Valid registration. All codes |
| N622NL | Robinson Helicopter R22 ALPHA |
Helicopter | 1St American Aviation INC North Miami, Florida |
Standard | 2019-11-19 | ValidFAA registration status code V: Valid registration. All codes |
| N6346R | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Wisconsin |
Standard | 2019-11-19 | ValidFAA registration status code V: Valid registration. All codes |
| N6553E | Cessna 172N |
Fixed-wing, single engine | Za Airport Rental LLC Zanesville, Ohio |
Standard | 2019-11-19 | ValidFAA registration status code V: Valid registration. All codes |
| N7141R | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2019-11-19 | ValidFAA registration status code V: Valid registration. All codes |
| N8340L | Cessna 172I |
Fixed-wing, single engine | Individual owner California |
Standard | 2019-11-19 | ValidFAA registration status code V: Valid registration. All codes |
| N8445S | Piper PA-28-161 |
Fixed-wing, single engine | Wifa (Washington International Flight Acad) LLC Gaithersburg, Maryland |
Standard | 2019-11-19 | ValidFAA registration status code V: Valid registration. All codes |
| N15544 | Piper PA-28-140 |
Fixed-wing, single engine | Co-owned owner Indiana |
Standard | 2019-11-18 | ValidFAA registration status code V: Valid registration. All codes |
| N4473P | Piper PA-23-160 |
Fixed-wing, multi-engine | Individual owner Texas |
Standard | 2019-11-18 | ValidFAA registration status code V: Valid registration. All codes |
| N53904 | Bellanca 7GCAA |
Fixed-wing, single engine | Individual owner Iowa |
Standard | 2019-11-18 | ValidFAA registration status code V: Valid registration. All codes |
| N2597F | Champion 7GCAA |
Fixed-wing, single engine | Co-owned owner New Mexico |
Standard | 2019-11-16 | ValidFAA registration status code V: Valid registration. All codes |
| N3344J | Cessna 150G |
Fixed-wing, single engine | Individual owner Pennsylvania |
Standard | 2019-11-16 | ValidFAA registration status code V: Valid registration. All codes |
| N367LR | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2019-11-16 | ValidFAA registration status code V: Valid registration. All codes |
| N52602 | Cessna 172P |
Fixed-wing, single engine | Hutch Aviation INC Zavalla, Texas |
Standard | 2019-11-16 | ValidFAA registration status code V: Valid registration. All codes |
| N7428R | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Washington |
Standard | 2019-11-16 | ValidFAA registration status code V: Valid registration. All codes |
| N7624S | Bellanca 8GCBC |
Fixed-wing, single engine | Individual owner California |
Multiple | 2019-11-16 | ValidFAA registration status code V: Valid registration. All codes |
| N95364 | Piper PA-28-140 |
Fixed-wing, single engine | Co-owned owner Indiana |
Standard | 2019-11-16 | ValidFAA registration status code V: Valid registration. All codes |
| N7322F | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner California |
Standard | 2019-11-15 | ValidFAA registration status code V: Valid registration. All codes |
| N737YU | Cessna 172N |
Fixed-wing, single engine | Lake Elmo Aero LLC Lake Elmo, Minnesota |
Standard | 2019-11-15 | ValidFAA registration status code V: Valid registration. All codes |
| N46153 | Cessna 172I |
Fixed-wing, single engine | Individual owner Puerto Rico |
Standard | 2019-11-14 | ValidFAA registration status code V: Valid registration. All codes |
| N75516 | Cessna 172N |
Fixed-wing, single engine | Morristown Flying Service INC Talbott, Tennessee |
Standard | 2019-11-14 | ValidFAA registration status code V: Valid registration. All codes |
| N8272C | Piper PA-28-161 |
Fixed-wing, single engine | Individual owner Pennsylvania |
Standard | 2019-11-14 | ValidFAA registration status code V: Valid registration. All codes |
| N20404 | Cessna 172M |
Fixed-wing, single engine | Air Data Solutions LLC Natchitoches, Louisiana |
Standard | 2019-11-13 | ValidFAA registration status code V: Valid registration. All codes |
| N2886Q | Cessna 172L |
Fixed-wing, single engine | Wright Flyers Club INC Huber Heights, Ohio |
Standard | 2019-11-13 | ValidFAA registration status code V: Valid registration. All codes |
| N41577 | Piper PA-18-150 |
Fixed-wing, single engine | Horseshoe Bar Land & Livestock LLC Gillette, Wyoming |
Standard | 2019-11-13 | ValidFAA registration status code V: Valid registration. All codes |
| N5392Y | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2019-11-13 | ValidFAA registration status code V: Valid registration. All codes |
| N560RJ | Pratt Thomas H Jr RV6-A |
Fixed-wing, single engine | Jenaero LLC Cincinnati, Ohio |
Experimental | 2019-11-13 | ValidFAA registration status code V: Valid registration. All codes |
| N5747D | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Missouri |
Standard | 2019-11-13 | ValidFAA registration status code V: Valid registration. All codes |
| N64017 | Cessna 172M |
Fixed-wing, single engine | Pilots Today INC Berlin, Maryland |
Standard | 2019-11-13 | ValidFAA registration status code V: Valid registration. All codes |
| N73395 | Cessna 172M |
Fixed-wing, single engine | Co-owned owner Kansas |
Standard | 2019-11-13 | ValidFAA registration status code V: Valid registration. All codes |
| N78126 | Cessna 172K |
Fixed-wing, single engine | Individual owner Iowa |
Standard | 2019-11-13 | ValidFAA registration status code V: Valid registration. All codes |
| N8321H | Piper PA-28-161 |
Fixed-wing, single engine | Just Plane Fellas LLC Omro, Wisconsin |
Standard | 2019-11-13 | ValidFAA registration status code V: Valid registration. All codes |
| N1163E | Bellanca 7GCBC |
Fixed-wing, single engine | Knik Flying Club LLC Anchorage, Alaska |
Standard | 2019-11-12 | ValidFAA registration status code V: Valid registration. All codes |
| N141DF | Maule MX-7-160 |
Fixed-wing, single engine | Individual owner Missouri |
Standard | 2019-11-12 | ValidFAA registration status code V: Valid registration. All codes |
| N1754P | Piper PA-18A |
Fixed-wing, single engine | Co-owned owner Alaska |
Multiple | 2019-11-12 | ValidFAA registration status code V: Valid registration. All codes |
| N18PA | Piper PA-18-150 |
Fixed-wing, single engine | American Warbirds INC Fallon, Nevada |
Standard | 2019-11-12 | ValidFAA registration status code V: Valid registration. All codes |
| N2524M | Piper PA-12 |
Fixed-wing, single engine | Dd Leasing LLC Aberdeen, Idaho |
Standard | 2019-11-12 | ValidFAA registration status code V: Valid registration. All codes |
| N2711T | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner California |
Standard | 2019-11-12 | ValidFAA registration status code V: Valid registration. All codes |
| N3837Z | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Oregon |
Standard | 2019-11-12 | ValidFAA registration status code V: Valid registration. All codes |
| N430BZ | Clare James S RV-4 |
Fixed-wing, single engine | Individual owner Maryland |
Experimental | 2019-11-12 | ValidFAA registration status code V: Valid registration. All codes |
| N61890 | Cessna 172M |
Fixed-wing, single engine | Stallion Leasing LLC Louisville, Kentucky |
Standard | 2019-11-12 | ValidFAA registration status code V: Valid registration. All codes |
| N79255 | Cessna 172K |
Fixed-wing, single engine | Individual owner North Carolina |
Standard | 2019-11-12 | ValidFAA registration status code V: Valid registration. All codes |
| N8870D | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2019-11-12 | ValidFAA registration status code V: Valid registration. All codes |
| N98345 | Piper PA-28-140 |
Fixed-wing, single engine | Fly Around Alaska LLC Palmer, Alaska |
Standard | 2019-11-12 | ValidFAA registration status code V: Valid registration. All codes |
| N12410 | Cessna 172M |
Fixed-wing, single engine | Weiser Wings LLC Houston, Texas |
Standard | 2019-11-08 | ValidFAA registration status code V: Valid registration. All codes |
| N364M | Robinson Helicopter R22 |
Helicopter | Individual owner California |
Standard | 2019-11-08 | ValidFAA registration status code V: Valid registration. All codes |
| N46652 | Cessna 172K |
Fixed-wing, single engine | Individual owner Mississippi |
Standard | 2019-11-08 | ValidFAA registration status code V: Valid registration. All codes |
| N5706D | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Georgia |
Standard | 2019-11-08 | 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.
