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 |
|---|---|---|---|---|---|---|
| N241GW | Wheeler Gregory R GLASAIR FT SUPER IIS |
Fixed-wing, single engine | Individual owner Texas |
Experimental | 2016-05-06 | ValidFAA registration status code V: Valid registration. All codes |
| N7013Q | Cessna 172L |
Fixed-wing, single engine | Co-owned owner North Dakota |
Standard | 2016-05-06 | ValidFAA registration status code V: Valid registration. All codes |
| N9582H | Cessna 172M |
Fixed-wing, single engine | Individual owner California |
Standard | 2016-05-06 | ValidFAA registration status code V: Valid registration. All codes |
| N1019F | Cessna 172N |
Fixed-wing, single engine | Fly By Aviation LLC Sun Valley, California |
Standard | 2016-05-05 | ValidFAA registration status code V: Valid registration. All codes |
| N6831H | Cessna 172M |
Fixed-wing, single engine | Individual owner Tennessee |
Standard | 2016-05-05 | ValidFAA registration status code V: Valid registration. All codes |
| N113KR | Piper PA-28-151 |
Fixed-wing, single engine | Ial CORP Lewes, Delaware |
Standard | 2016-05-04 | ValidFAA registration status code V: Valid registration. All codes |
| N303RF | Piper PA-28-161 |
Fixed-wing, single engine | Region Flyers LLC Valparaiso, Indiana |
Standard | 2016-05-04 | ValidFAA registration status code V: Valid registration. All codes |
| N3159Z | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2016-05-04 | ValidFAA registration status code V: Valid registration. All codes |
| N64575 | Cessna 172P |
Fixed-wing, single engine | N64575 LLC Cheyenne, Wyoming |
Standard | 2016-05-04 | ValidFAA registration status code V: Valid registration. All codes |
| N7795D | Piper PA-18A 150 |
Fixed-wing, single engine | Individual owner Alaska |
Multiple | 2016-05-04 | ValidFAA registration status code V: Valid registration. All codes |
| N789E | Eaton Aviation Company RV-4 |
Fixed-wing, single engine | Unlimited Visibility LLC Wilmington, Delaware |
Experimental | 2016-05-04 | ValidFAA registration status code V: Valid registration. All codes |
| N4424A | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Idaho |
Standard | 2016-05-03 | ValidFAA registration status code V: Valid registration. All codes |
| N6176D | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Utah |
Standard | 2016-05-03 | ValidFAA registration status code V: Valid registration. All codes |
| N50996 | Cessna 150J |
Fixed-wing, single engine | Individual owner Texas |
Restricted | 2016-05-02 | ValidFAA registration status code V: Valid registration. All codes |
| N35673 | Cessna 172I |
Fixed-wing, single engine | Individual owner Washington |
Standard | 2016-04-27 | ValidFAA registration status code V: Valid registration. All codes |
| N54972 | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Montana |
Standard | 2016-04-27 | ValidFAA registration status code V: Valid registration. All codes |
| N7268D | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Alaska |
Multiple | 2016-04-27 | ValidFAA registration status code V: Valid registration. All codes |
| N80105 | Cessna 172M |
Fixed-wing, single engine | Individual owner West Virginia |
Standard | 2016-04-27 | ValidFAA registration status code V: Valid registration. All codes |
| N2465E | Cessna 172N |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2016-04-26 | ValidFAA registration status code V: Valid registration. All codes |
| N385SC | Piper PA-18A 150 |
Fixed-wing, single engine | Co-owned owner Montana |
Standard | 2016-04-26 | ValidFAA registration status code V: Valid registration. All codes |
| N41801 | Bellanca 7GCBC |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2016-04-26 | ValidFAA registration status code V: Valid registration. All codes |
| N5345W | Piper PA-28 |
Fixed-wing, single engine | Individual owner Montana |
Standard | 2016-04-26 | ValidFAA registration status code V: Valid registration. All codes |
| N7676Y | Piper PA-30 |
Fixed-wing, multi-engine | Individual owner Montana |
Standard | 2016-04-26 | ValidFAA registration status code V: Valid registration. All codes |
| N28AG | Globe GC-1B |
Fixed-wing, single engine | Individual owner Minnesota |
Standard | 2016-04-25 | ValidFAA registration status code V: Valid registration. All codes |
| N46288 | Cessna 172I |
Fixed-wing, single engine | Individual owner Utah |
Standard | 2016-04-25 | ValidFAA registration status code V: Valid registration. All codes |
| N9413H | Cessna 172M |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2016-04-25 | ValidFAA registration status code V: Valid registration. All codes |
| N20071 | Cessna 172M |
Fixed-wing, single engine | Limaoscar LLC Boca Raton, Florida |
Standard | 2016-04-22 | ValidFAA registration status code V: Valid registration. All codes |
| N7160L | Grumman American Avn. Corp. AA-5 |
Fixed-wing, single engine | Individual owner California |
Standard | 2016-04-22 | ValidFAA registration status code V: Valid registration. All codes |
| N739ZZ | Cessna 172N |
Fixed-wing, single engine | R & R Aero Services LLC Eden Prairie, Minnesota |
Standard | 2016-04-21 | ValidFAA registration status code V: Valid registration. All codes |
| N12261 | Cessna 172M |
Fixed-wing, single engine | Individual owner Oklahoma |
Standard | 2016-04-20 | ValidFAA registration status code V: Valid registration. All codes |
| N24653 | Beech B19 |
Fixed-wing, single engine | Individual owner Oregon |
Standard | 2016-04-20 | ValidFAA registration status code V: Valid registration. All codes |
| N518CA | Cessna 172N |
Fixed-wing, single engine | Compass Aviation INC Shelby, North Carolina |
Standard | 2016-04-20 | ValidFAA registration status code V: Valid registration. All codes |
| N79991 | Piper PA-18-150 |
Fixed-wing, single engine | Dykstra Robert P Sioux Falls, South Dakota |
Standard | 2016-04-20 | ValidFAA registration status code V: Valid registration. All codes |
| N9990V | Cessna 172M |
Fixed-wing, single engine | Compass Aviation INC Shelby, North Carolina |
Standard | 2016-04-20 | ValidFAA registration status code V: Valid registration. All codes |
| N216AB | Robinson Helicopter R22 BETA |
Helicopter | Aarow Aircraft Leasing LLC Dallas, Texas |
Standard | 2016-04-19 | ValidFAA registration status code V: Valid registration. All codes |
| N3292Z | Piper PA-18 |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2016-04-19 | ValidFAA registration status code V: Valid registration. All codes |
| N83993 | Piper PA-28-161 |
Fixed-wing, single engine | Brandywine Flight School West Chester, Pennsylvania |
Standard | 2016-04-19 | ValidFAA registration status code V: Valid registration. All codes |
| N9365H | Cessna 172M |
Fixed-wing, single engine | Augusta Aviation INC Agusta, Georgia |
Standard | 2016-04-19 | ValidFAA registration status code V: Valid registration. All codes |
| N7561E | Cessna 172N |
Fixed-wing, single engine | Co-owned owner California |
Standard | 2016-04-18 | ValidFAA registration status code V: Valid registration. All codes |
| N9350D | Piper PA-18A 150 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2016-04-18 | ValidFAA registration status code V: Valid registration. All codes |
| N3716P | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2016-04-15 | ValidFAA registration status code V: Valid registration. All codes |
| N4434J | Piper PA-28-140 |
Fixed-wing, single engine | Carney Allen G Weaubleau, Missouri |
Standard | 2016-04-15 | ValidFAA registration status code V: Valid registration. All codes |
| N19614 | Cessna 172L |
Fixed-wing, single engine | Co-owned owner Oregon |
Standard | 2016-04-14 | ValidFAA registration status code V: Valid registration. All codes |
| N6632G | Robert E Grayson HOLLMANN HA-2-M |
Rotorcraft | Individual owner Montana |
Experimental | 2016-04-14 | ValidFAA registration status code V: Valid registration. All codes |
| N8718D | Piper PA-22-160 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2016-04-14 | ValidFAA registration status code V: Valid registration. All codes |
| N5039H | Cessna 172M |
Fixed-wing, single engine | Big Mountain Aviation INC Whitefish, Montana |
Standard | 2016-04-13 | ValidFAA registration status code V: Valid registration. All codes |
| N5479R | Cessna 172M |
Fixed-wing, single engine | Individual owner Missouri |
Standard | 2016-04-13 | ValidFAA registration status code V: Valid registration. All codes |
| N2814Z | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Massachusetts |
Standard | 2016-04-12 | ValidFAA registration status code V: Valid registration. All codes |
| N6552F | Cessna 172N |
Fixed-wing, single engine | Air Planes LLC Soddy Daisy, Tennessee |
Standard | 2016-04-12 | ValidFAA registration status code V: Valid registration. All codes |
| N3010E | Piper PA-28-161 |
Fixed-wing, single engine | Individual owner Illinois |
Standard | 2016-04-11 | ValidFAA registration status code V: Valid registration. All codes |
| N64254 | Cessna 172M |
Fixed-wing, single engine | Individual owner Pennsylvania |
Standard | 2016-04-11 | ValidFAA registration status code V: Valid registration. All codes |
| N744 | Piper PA-18-150 |
Fixed-wing, single engine | United States Dept of Agriculture Aviation Cedar City, Utah |
Standard | 2016-04-11 | ValidFAA registration status code V: Valid registration. All codes |
| N6018D | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Michigan |
Standard | 2016-04-08 | ValidFAA registration status code V: Valid registration. All codes |
| N715R | Crupper Roger L SUPER LONG EZ |
Fixed-wing, single engine | Withheld at owner's request | Experimental | 2016-04-08 | ValidFAA registration status code V: Valid registration. All codes |
| N13973 | Piper PA-18-150 |
Fixed-wing, single engine | Rs Specialties LLC Anchorage, Alaska |
Standard | 2016-04-07 | ValidFAA registration status code V: Valid registration. All codes |
| N3471M | Piper PA-28-161 |
Fixed-wing, single engine | Paris Air INC Vero Beach, Florida |
Standard | 2016-04-07 | ValidFAA registration status code V: Valid registration. All codes |
| N41550 | Piper PA-28-151 |
Fixed-wing, single engine | Individual owner Montana |
Standard | 2016-04-05 | ValidFAA registration status code V: Valid registration. All codes |
| N5133T | Champion 7GCAA |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2016-04-04 | ValidFAA registration status code V: Valid registration. All codes |
| N733BE | Cessna 172N |
Fixed-wing, single engine | Flying Particles INC Livermore, California |
Standard | 2016-04-04 | ValidFAA registration status code V: Valid registration. All codes |
| N6350D | Cessna 172N |
Fixed-wing, single engine | Individual owner New Jersey |
Standard | 2016-03-30 | ValidFAA registration status code V: Valid registration. All codes |
| N46309 | Cessna 172K |
Fixed-wing, single engine | Bell 47 Helicopters INC Middletown, Delaware |
Standard | 2016-03-28 | ValidFAA registration status code V: Valid registration. All codes |
| N6053D | Piper PA-20-150 |
Fixed-wing, single engine | Individual owner Washington |
Standard | 2016-03-28 | ValidFAA registration status code V: Valid registration. All codes |
| N3573Z | Piper PA-18-150 |
Fixed-wing, single engine | Blue Ice Aviation INC Wasilla, Alaska |
Standard | 2016-03-23 | ValidFAA registration status code V: Valid registration. All codes |
| N7251Q | Cessna 172L |
Fixed-wing, single engine | Individual owner Oregon |
Standard | 2016-03-23 | ValidFAA registration status code V: Valid registration. All codes |
| N5995W | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner North Dakota |
Standard | 2016-03-22 | ValidFAA registration status code V: Valid registration. All codes |
| N6984B | Piper PA-18-150 |
Fixed-wing, single engine | Big Q Aviation CORP Helena, Montana |
Standard | 2016-03-22 | ValidFAA registration status code V: Valid registration. All codes |
| N9761P | Piper PA-18-150 |
Fixed-wing, single engine | Big Q Aviation Corporation Helena, Montana |
Standard | 2016-03-22 | ValidFAA registration status code V: Valid registration. All codes |
| N12622 | Cessna 172M |
Fixed-wing, single engine | Individual owner Montana |
Standard | 2016-03-21 | ValidFAA registration status code V: Valid registration. All codes |
| N264CA | Cessna 172M |
Fixed-wing, single engine | Choice Aviation LLC Hamilton, Montana |
Standard | 2016-03-21 | ValidFAA registration status code V: Valid registration. All codes |
| N8091R | Piper PA-28-161 |
Fixed-wing, single engine | Paris Air INC Vero Beach, Florida |
Standard | 2016-03-21 | ValidFAA registration status code V: Valid registration. All codes |
| N9504W | Piper PA-28-140 |
Fixed-wing, single engine | S&J Aviation LLC Burlington, Washington |
Standard | 2016-03-21 | ValidFAA registration status code V: Valid registration. All codes |
| N295BC | Piper PA-28-161 |
Fixed-wing, single engine | Co-owned owner Texas |
Standard | 2016-03-19 | ValidFAA registration status code V: Valid registration. All codes |
| N5574M | Aero Commander 100 |
Fixed-wing, single engine | Co-owned owner California |
Standard | 2016-03-19 | ValidFAA registration status code V: Valid registration. All codes |
| N6752J | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner South Carolina |
Standard | 2016-03-19 | ValidFAA registration status code V: Valid registration. All codes |
| N7515R | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Iowa |
Standard | 2016-03-19 | ValidFAA registration status code V: Valid registration. All codes |
| N2271T | Aero Commander 100 |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2016-03-18 | ValidFAA registration status code V: Valid registration. All codes |
| N75186 | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Michigan |
Standard | 2016-03-18 | ValidFAA registration status code V: Valid registration. All codes |
| N5572U | Piper PA-28-140 |
Fixed-wing, single engine | Poor Farmer Aviation LLC Saint Marys, Ohio |
Standard | 2016-03-17 | ValidFAA registration status code V: Valid registration. All codes |
| N6433R | Piper PA-28-140 |
Fixed-wing, single engine | Gary R Kasper Motor Sales Vassar, Michigan |
Standard | 2016-03-17 | ValidFAA registration status code V: Valid registration. All codes |
| N5889W | Piper PA-28-150 |
Fixed-wing, single engine | Individual owner California |
Standard | 2016-03-16 | ValidFAA registration status code V: Valid registration. All codes |
| N802WH | Robinson Helicopter R22 BETA |
Helicopter | Mansfield Heliflight Milton, Vermont |
Standard | 2016-03-16 | ValidFAA registration status code V: Valid registration. All codes |
| N739TC | Cessna 172N |
Fixed-wing, single engine | Blue Skies Aviation Group LLC Middleton, Idaho |
Standard | 2016-03-14 | ValidFAA registration status code V: Valid registration. All codes |
| N20532 | Cessna 172M |
Fixed-wing, single engine | Superhawk INC Marcell, Minnesota |
Standard | 2016-03-11 | ValidFAA registration status code V: Valid registration. All codes |
| N4302Z | Piper PA-18-150 |
Fixed-wing, single engine | Sportsmans Air Service INC Anchorage, Alaska |
Standard | 2016-03-11 | ValidFAA registration status code V: Valid registration. All codes |
| N7116D | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2016-03-11 | ValidFAA registration status code V: Valid registration. All codes |
| N7798B | Piper PA-18A |
Fixed-wing, single engine | Individual owner Colorado |
Restricted | 2016-03-09 | ValidFAA registration status code V: Valid registration. All codes |
| N4496Z | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Wisconsin |
Standard | 2016-03-07 | ValidFAA registration status code V: Valid registration. All codes |
| N782SN | Cessna 172M |
Fixed-wing, single engine | Kingdom Air Corps Sutton, Alaska |
Standard | 2016-03-07 | ValidFAA registration status code V: Valid registration. All codes |
| N8675R | Hudson William B VANS RV-6 |
Fixed-wing, single engine | Individual owner Arizona |
Experimental | 2016-03-07 | ValidFAA registration status code V: Valid registration. All codes |
| N8746N | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Nevada |
Standard | 2016-03-07 | ValidFAA registration status code V: Valid registration. All codes |
| N23JT | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Pennsylvania |
Standard | 2016-03-05 | ValidFAA registration status code V: Valid registration. All codes |
| N2996X | Cessna 177 |
Fixed-wing, single engine | Eagle Sky Patrol INC Deadwood, South Dakota |
Standard | 2016-03-05 | ValidFAA registration status code V: Valid registration. All codes |
| N7461R | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Oklahoma |
Standard | 2016-03-05 | ValidFAA registration status code V: Valid registration. All codes |
| N812BS | Stephens Bruce RV4 |
Fixed-wing, single engine | Sb3 Asset Management LLC Gilbert, Arizona |
Experimental | 2016-03-05 | ValidFAA registration status code V: Valid registration. All codes |
| N1643P | Piper PA-22-150 |
Fixed-wing, single engine | Pacer Air LLC Wilmington, Ohio |
Standard | 2016-03-03 | ValidFAA registration status code V: Valid registration. All codes |
| N209J | Piper PA-28-161 |
Fixed-wing, single engine | Withheld at owner's request | Standard | 2016-03-03 | ValidFAA registration status code V: Valid registration. All codes |
| N1870V | Cessna 172M |
Fixed-wing, single engine | Individual owner California |
Standard | 2016-03-02 | ValidFAA registration status code V: Valid registration. All codes |
| N8465D | Boyd Bruce RV-6 |
Fixed-wing, single engine | Co-owned owner Oregon |
Experimental | 2016-03-02 | ValidFAA registration status code V: Valid registration. All codes |
| N6397D | Cessna 172N |
Fixed-wing, single engine | Glacier Cascade LLC Vashon, Washington |
Standard | 2016-03-01 | ValidFAA registration status code V: Valid registration. All codes |
| N79881 | Cessna 172K |
Fixed-wing, single engine | Kevin Kingsley LLC Lamar, Missouri |
Standard | 2016-03-01 | 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.
