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 |
|---|---|---|---|---|---|---|
| N738ND | Cessna 172N |
Fixed-wing, single engine | Food From the Forest LLC Wilmington, Delaware |
Standard | 2016-07-11 | ValidFAA registration status code V: Valid registration. All codes |
| N78651 | Cessna 172K |
Fixed-wing, single engine | N78651 LLC Williamsburg, Virginia |
Standard | 2016-07-11 | ValidFAA registration status code V: Valid registration. All codes |
| N9188G | Cessna 172N |
Fixed-wing, single engine | Aircraft Management Services INC Milton, Florida |
Standard | 2016-07-11 | ValidFAA registration status code V: Valid registration. All codes |
| N9877D | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Alaska |
Multiple | 2016-07-11 | ValidFAA registration status code V: Valid registration. All codes |
| N6503D | Cessna 172N |
Fixed-wing, single engine | Individual owner Pennsylvania |
Standard | 2016-07-08 | ValidFAA registration status code V: Valid registration. All codes |
| N46629 | Cessna 172K |
Fixed-wing, single engine | Co-owned owner Kansas |
Standard | 2016-07-06 | ValidFAA registration status code V: Valid registration. All codes |
| N160NH | Robinson Helicopter R22 BETA |
Helicopter | Louisville Helicopter LLC Louisville, Kentucky |
Standard | 2016-07-05 | ValidFAA registration status code V: Valid registration. All codes |
| N8444L | Cessna 172I |
Fixed-wing, single engine | Co-owned owner Maryland |
Standard | 2016-07-01 | ValidFAA registration status code V: Valid registration. All codes |
| N8600D | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2016-07-01 | ValidFAA registration status code V: Valid registration. All codes |
| N88085 | Bellanca 7GCBC |
Fixed-wing, single engine | Co-owned owner Alaska |
Standard | 2016-07-01 | ValidFAA registration status code V: Valid registration. All codes |
| N98893 | Cessna 172P |
Fixed-wing, single engine | Co-owned owner Maryland |
Standard | 2016-07-01 | ValidFAA registration status code V: Valid registration. All codes |
| N1887G | Champion 7GCBC |
Fixed-wing, single engine | Individual owner South Dakota |
Standard | 2016-06-30 | ValidFAA registration status code V: Valid registration. All codes |
| N56098 | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Colorado |
Standard | 2016-06-30 | ValidFAA registration status code V: Valid registration. All codes |
| N3690A | Piper PA-18A 150 |
Fixed-wing, single engine | Individual owner North Dakota |
Standard | 2016-06-29 | ValidFAA registration status code V: Valid registration. All codes |
| N191K | Globe GC-1B |
Fixed-wing, single engine | Individual owner Georgia |
Standard | 2016-06-28 | ValidFAA registration status code V: Valid registration. All codes |
| N20332 | Cessna 172M |
Fixed-wing, single engine | N20332 LLC Opa Locka, Florida |
Standard | 2016-06-28 | ValidFAA registration status code V: Valid registration. All codes |
| N349JM | Cessna 172M |
Fixed-wing, single engine | Individual owner Massachusetts |
Standard | 2016-06-28 | ValidFAA registration status code V: Valid registration. All codes |
| N547FL | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2016-06-28 | ValidFAA registration status code V: Valid registration. All codes |
| N733QQ | Cessna 172N |
Fixed-wing, single engine | Individual owner North Carolina |
Standard | 2016-06-28 | ValidFAA registration status code V: Valid registration. All codes |
| N78553 | Cessna 172K |
Fixed-wing, single engine | Shop Branch Equipment CO INC Marble Falls, Texas |
Standard | 2016-06-28 | ValidFAA registration status code V: Valid registration. All codes |
| N9889G | Cessna 172L |
Fixed-wing, single engine | Wright Flight INC Tucson, Arizona |
Standard | 2016-06-28 | ValidFAA registration status code V: Valid registration. All codes |
| N518RM | Mesaros Robert M RV6-A |
Fixed-wing, single engine | Co-owned owner Wisconsin |
Experimental | 2016-06-27 | ValidFAA registration status code V: Valid registration. All codes |
| N9556V | Cessna 172M |
Fixed-wing, single engine | Co-owned owner Tennessee |
Standard | 2016-06-27 | ValidFAA registration status code V: Valid registration. All codes |
| N29430 | Cessna 177 |
Fixed-wing, single engine | Co-owned owner Oklahoma |
Standard | 2016-06-24 | ValidFAA registration status code V: Valid registration. All codes |
| N737ZG | Cessna 172N |
Fixed-wing, single engine | Duck Air LLC Mooresville, North Carolina |
Standard | 2016-06-24 | ValidFAA registration status code V: Valid registration. All codes |
| N43208 | Piper PA-28-151 |
Fixed-wing, single engine | Co-owned owner Wisconsin |
Standard | 2016-06-23 | ValidFAA registration status code V: Valid registration. All codes |
| N47204 | Mcarthur STARDUSTER TOO SA300 |
Fixed-wing, single engine | Individual owner New York |
Experimental | 2016-06-23 | ValidFAA registration status code V: Valid registration. All codes |
| N7514R | Piper PA-28-140 |
Fixed-wing, single engine | N7514R LLC Las Vegas, Nevada |
Standard | 2016-06-23 | ValidFAA registration status code V: Valid registration. All codes |
| N5061G | Bellanca 7GCBC |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2016-06-22 | ValidFAA registration status code V: Valid registration. All codes |
| N5248W | Piper PA-28-160 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2016-06-21 | ValidFAA registration status code V: Valid registration. All codes |
| N98887 | Cessna 172P |
Fixed-wing, single engine | Individual owner Pennsylvania |
Standard | 2016-06-21 | ValidFAA registration status code V: Valid registration. All codes |
| N158FJ | Piper PA-18-150 |
Fixed-wing, single engine | N3955B CORP Trustee Wilmington, Delaware |
Standard | 2016-06-20 | ValidFAA registration status code V: Valid registration. All codes |
| N29239 | Cessna 172M |
Fixed-wing, single engine | Gibson Aviation Services LLC Hudson, Wisconsin |
Standard | 2016-06-20 | ValidFAA registration status code V: Valid registration. All codes |
| N7696F | Piper PA-28-151 |
Fixed-wing, single engine | Pompano Senior Squadron Flying Club INC Pompano Beach, Florida |
Standard | 2016-06-20 | ValidFAA registration status code V: Valid registration. All codes |
| N8442R | Piper PA-28-140 |
Fixed-wing, single engine | Bandon Aviation LLC Bandon, Oregon |
Standard | 2016-06-20 | ValidFAA registration status code V: Valid registration. All codes |
| N8471S | Piper PA-28-161 |
Fixed-wing, single engine | Individual owner Ohio |
Standard | 2016-06-20 | ValidFAA registration status code V: Valid registration. All codes |
| N126PS | Kang Sukhdev S RV-9A |
Fixed-wing, single engine | Individual owner Georgia |
Experimental | 2016-06-15 | ValidFAA registration status code V: Valid registration. All codes |
| N3424T | Cessna 177 |
Fixed-wing, single engine | Wiggains David Canyon, Texas |
Standard | 2016-06-15 | ValidFAA registration status code V: Valid registration. All codes |
| N8421D | Piper PA-22-160 |
Fixed-wing, single engine | Individual owner Michigan |
Standard | 2016-06-15 | ValidFAA registration status code V: Valid registration. All codes |
| N948DB | Piper PA-22 |
Fixed-wing, single engine | Individual owner West Virginia |
Standard | 2016-06-15 | ValidFAA registration status code V: Valid registration. All codes |
| N76MM | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner New Mexico |
Standard | 2016-06-14 | ValidFAA registration status code V: Valid registration. All codes |
| N75791 | Cessna 172N |
Fixed-wing, single engine | D L S Aviation Services INC Wilmington, Delaware |
Standard | 2016-06-13 | ValidFAA registration status code V: Valid registration. All codes |
| N18DH | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Kansas |
Standard | 2016-06-10 | ValidFAA registration status code V: Valid registration. All codes |
| N7034R | Piper PA-28-140 |
Fixed-wing, single engine | Macallen Chemical INC Monroe, Louisiana |
Standard | 2016-06-10 | ValidFAA registration status code V: Valid registration. All codes |
| N74935 | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2016-06-10 | ValidFAA registration status code V: Valid registration. All codes |
| N6949W | Piper PA-28-140 |
Fixed-wing, single engine | SA Fliers LLC Venice, Florida |
Standard | 2016-06-09 | ValidFAA registration status code V: Valid registration. All codes |
| N19722 | Cessna 172L |
Fixed-wing, single engine | Autumn Transportation LLC Nashville, Tennessee |
Standard | 2016-06-08 | ValidFAA registration status code V: Valid registration. All codes |
| N2851G | Piper PA-28-161 |
Fixed-wing, single engine | N2851G LLC Lagrange, Georgia |
Standard | 2016-06-07 | ValidFAA registration status code V: Valid registration. All codes |
| N46415 | Cessna 172K |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2016-06-07 | ValidFAA registration status code V: Valid registration. All codes |
| N8688D | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner South Dakota |
Multiple | 2016-06-07 | ValidFAA registration status code V: Valid registration. All codes |
| N9040K | Piper PA-28-161 |
Fixed-wing, single engine | Gidden Aviation LLC Katy, Texas |
Standard | 2016-06-07 | ValidFAA registration status code V: Valid registration. All codes |
| N101ST | Branum James Richard RV-4 |
Fixed-wing, single engine | Individual owner Arkansas |
Experimental | 2016-06-06 | ValidFAA registration status code V: Valid registration. All codes |
| N5151R | Cessna 172M |
Fixed-wing, single engine | Individual owner New York |
Standard | 2016-06-06 | ValidFAA registration status code V: Valid registration. All codes |
| N5239T | Piper PA-28-140 |
Fixed-wing, single engine | Co-owned owner Oregon |
Standard | 2016-06-06 | ValidFAA registration status code V: Valid registration. All codes |
| N739EH | Cessna 172N |
Fixed-wing, single engine | Dairy Air INC Wyoming, Pennsylvania |
Standard | 2016-06-06 | ValidFAA registration status code V: Valid registration. All codes |
| N8740N | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner California |
Standard | 2016-06-06 | ValidFAA registration status code V: Valid registration. All codes |
| N326RF | Frank Richard A VANS RV 4 |
Fixed-wing, single engine | Co-owned owner Nevada |
Experimental | 2016-06-02 | ValidFAA registration status code V: Valid registration. All codes |
| N6145D | Piper PA-22-150 |
Fixed-wing, single engine | Co-owned owner Mississippi |
Standard | 2016-06-02 | ValidFAA registration status code V: Valid registration. All codes |
| N84811 | Cessna 172K |
Fixed-wing, single engine | Individual owner Ohio |
Standard | 2016-06-02 | ValidFAA registration status code V: Valid registration. All codes |
| N4835T | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Michigan |
Standard | 2016-06-01 | ValidFAA registration status code V: Valid registration. All codes |
| N54WE | Douglas E Wilson SP150 |
Fixed-wing, single engine | Individual owner Kansas |
Experimental | 2016-06-01 | ValidFAA registration status code V: Valid registration. All codes |
| N617W | Bellanca 7GCBC |
Fixed-wing, single engine | Co-owned owner Texas |
Standard | 2016-06-01 | ValidFAA registration status code V: Valid registration. All codes |
| N737KM | Cessna 172N |
Fixed-wing, single engine | Co-owned owner Connecticut |
Standard | 2016-06-01 | ValidFAA registration status code V: Valid registration. All codes |
| N95008 | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Kansas |
Standard | 2016-06-01 | ValidFAA registration status code V: Valid registration. All codes |
| N105EB | Piper PA-23 |
Fixed-wing, multi-engine | Individual owner Texas |
Standard | 2016-05-31 | ValidFAA registration status code V: Valid registration. All codes |
| N13833 | Piper PA-18-150 |
Fixed-wing, single engine | Fox Kevin B Wasilla, Alaska |
Standard | 2016-05-31 | ValidFAA registration status code V: Valid registration. All codes |
| N198BJ | American Champion Aircraft 7GCBC |
Fixed-wing, single engine | Co-owned owner South Dakota |
Standard | 2016-05-27 | ValidFAA registration status code V: Valid registration. All codes |
| N38248 | Piper PA-28-161 |
Fixed-wing, single engine | Plane Training LLC Rapid City, South Dakota |
Standard | 2016-05-27 | ValidFAA registration status code V: Valid registration. All codes |
| N183RF | Costello Raymond E REBEL |
Fixed-wing, single engine | Individual owner Oregon |
Experimental | 2016-05-26 | ValidFAA registration status code V: Valid registration. All codes |
| N7134R | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner California |
Standard | 2016-05-26 | ValidFAA registration status code V: Valid registration. All codes |
| N80407 | Robinson Helicopter R22 BETA |
Helicopter | N80407 LLC Rehoboth Beach, Delaware |
Standard | 2016-05-26 | ValidFAA registration status code V: Valid registration. All codes |
| N68519 | Bellanca 7GCAA |
Fixed-wing, single engine | Individual owner Georgia |
Standard | 2016-05-25 | ValidFAA registration status code V: Valid registration. All codes |
| N724GA | Grumman American Avn. Corp. GA-7 |
Fixed-wing, multi-engine | Individual owner Ohio |
Standard | 2016-05-25 | ValidFAA registration status code V: Valid registration. All codes |
| N13481 | Cessna 172M |
Fixed-wing, single engine | Individual owner Alabama |
Standard | 2016-05-24 | ValidFAA registration status code V: Valid registration. All codes |
| N6255D | Cessna 172N |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2016-05-24 | ValidFAA registration status code V: Valid registration. All codes |
| N80550 | Globe GC-1B |
Fixed-wing, single engine | Individual owner California |
Standard | 2016-05-24 | ValidFAA registration status code V: Valid registration. All codes |
| N35434 | Cessna 172I |
Fixed-wing, single engine | Chalk 2 INC Apple Valley, California |
Standard | 2016-05-19 | ValidFAA registration status code V: Valid registration. All codes |
| N64215 | Cessna 172M |
Fixed-wing, single engine | Standard | 2016-05-19 | ValidFAA registration status code V: Valid registration. All codes | |
| N84634 | Cessna 172K |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2016-05-19 | ValidFAA registration status code V: Valid registration. All codes |
| N298T | Piper PA-18 105 |
Fixed-wing, single engine | Truair LLC Chaska, Minnesota |
Standard | 2016-05-18 | ValidFAA registration status code V: Valid registration. All codes |
| N3020Z | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Maryland |
Standard | 2016-05-18 | ValidFAA registration status code V: Valid registration. All codes |
| N1459E | Cessna 172N |
Fixed-wing, single engine | N Hollywood Optimist Club Youth & Comm Svc Fndtn Van Nuys, California |
Standard | 2016-05-17 | ValidFAA registration status code V: Valid registration. All codes |
| N1534J | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Indiana |
Standard | 2016-05-17 | ValidFAA registration status code V: Valid registration. All codes |
| N478TW | Cessna 172M |
Fixed-wing, single engine | Tumbleweed Leasing Company INC Salt Lake City, Utah |
Standard | 2016-05-17 | ValidFAA registration status code V: Valid registration. All codes |
| N7108L | Grumman American Avn. Corp. AA-5 |
Fixed-wing, single engine | Co-owned owner Indiana |
Standard | 2016-05-17 | ValidFAA registration status code V: Valid registration. All codes |
| N84351 | Cessna 172K |
Fixed-wing, single engine | Co-owned owner North Carolina |
Standard | 2016-05-17 | ValidFAA registration status code V: Valid registration. All codes |
| N7183R | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Wisconsin |
Standard | 2016-05-16 | ValidFAA registration status code V: Valid registration. All codes |
| N9576C | Piper PA-28-161 |
Fixed-wing, single engine | Individual owner California |
Standard | 2016-05-16 | ValidFAA registration status code V: Valid registration. All codes |
| N166GA | Slingsby T67C |
Fixed-wing, single engine | Je-5 Enterprises LLC Alpharetta, Georgia |
Experimental | 2016-05-13 | ValidFAA registration status code V: Valid registration. All codes |
| N29415 | Cessna 177 |
Fixed-wing, single engine | Co-owned owner North Dakota |
Standard | 2016-05-13 | ValidFAA registration status code V: Valid registration. All codes |
| N30278 | Cessna 172M |
Fixed-wing, single engine | Individual owner Iowa |
Multiple | 2016-05-13 | ValidFAA registration status code V: Valid registration. All codes |
| N5357W | Piper PA-28-160 |
Fixed-wing, single engine | Co-owned owner South Carolina |
Standard | 2016-05-12 | ValidFAA registration status code V: Valid registration. All codes |
| N20219 | Cessna 172M |
Fixed-wing, single engine | Individual owner Wisconsin |
Standard | 2016-05-11 | ValidFAA registration status code V: Valid registration. All codes |
| N6811H | Cessna 172M |
Fixed-wing, single engine | Individual owner Georgia |
Standard | 2016-05-11 | ValidFAA registration status code V: Valid registration. All codes |
| N8753N | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Pennsylvania |
Standard | 2016-05-11 | ValidFAA registration status code V: Valid registration. All codes |
| N9992V | Cessna 172M |
Fixed-wing, single engine | Individual owner Tennessee |
Standard | 2016-05-11 | ValidFAA registration status code V: Valid registration. All codes |
| N172RW | Cessna 172N |
Fixed-wing, single engine | D Gordon Aviation INC La Jolla, California |
Standard | 2016-05-10 | ValidFAA registration status code V: Valid registration. All codes |
| N3017H | Piper PA-28-161 |
Fixed-wing, single engine | Co-owned owner Minnesota |
Standard | 2016-05-10 | ValidFAA registration status code V: Valid registration. All codes |
| N4791E | Cessna 172N |
Fixed-wing, single engine | Melbourne Flight Training LLC Melbourne, Florida |
Standard | 2016-05-09 | ValidFAA registration status code V: Valid registration. All codes |
| N739YH | Cessna 172N |
Fixed-wing, single engine | Melbourne Flight Training LLC Melbourne, Florida |
Standard | 2016-05-09 | 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.
