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 |
|---|---|---|---|---|---|---|
| N2778K | Luscombe 8E |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2021-12-11 | ValidFAA registration status code V: Valid registration. All codes |
| N4106X | Aero Commander 100 |
Fixed-wing, single engine | Individual owner Washington |
Standard | 2021-12-11 | ValidFAA registration status code V: Valid registration. All codes |
| N41TR | Ashpaugh Harold L RV-6 |
Fixed-wing, single engine | Individual owner Wisconsin |
Experimental | 2021-12-11 | ValidFAA registration status code V: Valid registration. All codes |
| N4590F | Piper PA-28-151 |
Fixed-wing, single engine | Individual owner Pennsylvania |
Standard | 2021-12-11 | ValidFAA registration status code V: Valid registration. All codes |
| N55200 | Cessna 172P |
Fixed-wing, single engine | Skyhawk Flyer LLC Monticello, Iowa |
Standard | 2021-12-11 | ValidFAA registration status code V: Valid registration. All codes |
| N5627W | Piper PA-28-150 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2021-12-11 | ValidFAA registration status code V: Valid registration. All codes |
| N600KK | Kovac Joshua VANS ACFT RV-6A |
Fixed-wing, single engine | Individual owner Ohio |
Experimental | 2021-12-11 | ValidFAA registration status code V: Valid registration. All codes |
| N6759B | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner South Carolina |
Standard | 2021-12-11 | ValidFAA registration status code V: Valid registration. All codes |
| N737RT | Cessna 172N |
Fixed-wing, single engine | Feather Worx Aviation LLC Bonita Springs, Florida |
Standard | 2021-12-11 | ValidFAA registration status code V: Valid registration. All codes |
| N7781D | Piper PA-18A 150 |
Fixed-wing, single engine | Individual owner Alaska |
Multiple | 2021-12-11 | ValidFAA registration status code V: Valid registration. All codes |
| N99TU | Bostard Douglas E VANS RV6A |
Fixed-wing, single engine | Individual owner Virginia |
Experimental | 2021-12-11 | ValidFAA registration status code V: Valid registration. All codes |
| N4156V | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Ohio |
Standard | 2021-12-10 | ValidFAA registration status code V: Valid registration. All codes |
| N425SQ | Piper PA-23-160 |
Fixed-wing, multi-engine | Individual owner Florida |
Standard | 2021-12-10 | ValidFAA registration status code V: Valid registration. All codes |
| N5600U | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Oklahoma |
Standard | 2021-12-10 | ValidFAA registration status code V: Valid registration. All codes |
| N6659W | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner California |
Standard | 2021-12-10 | ValidFAA registration status code V: Valid registration. All codes |
| N7246C | Piper PA-28-151 |
Fixed-wing, single engine | Valiair Limited CO Trustee Casper, Wyoming |
Standard | 2021-12-10 | ValidFAA registration status code V: Valid registration. All codes |
| N75057 | Piper PA-28-151 |
Fixed-wing, single engine | Individual owner North Carolina |
Standard | 2021-12-10 | ValidFAA registration status code V: Valid registration. All codes |
| N922 | Bellanca 7GCBC |
Fixed-wing, single engine | Tjk Enterprises LLC Helena, Montana |
Standard | 2021-12-10 | ValidFAA registration status code V: Valid registration. All codes |
| N5089R | Cessna 172M |
Fixed-wing, single engine | High Wing Air Services LLC Merritt Island, Florida |
Standard | 2021-12-09 | ValidFAA registration status code V: Valid registration. All codes |
| N676CH | Cessna 172M |
Fixed-wing, single engine | Take Off Aviation Services LLC Rockledge, Florida |
Standard | 2021-12-09 | ValidFAA registration status code V: Valid registration. All codes |
| N7303F | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Washington |
Standard | 2021-12-09 | ValidFAA registration status code V: Valid registration. All codes |
| N733YB | Cessna 172N |
Fixed-wing, single engine | Zulu Aerospace Services LLC Peoria, Arizona |
Standard | 2021-12-09 | ValidFAA registration status code V: Valid registration. All codes |
| N738MC | Cessna 172N |
Fixed-wing, single engine | Co-owned owner Kansas |
Standard | 2021-12-09 | ValidFAA registration status code V: Valid registration. All codes |
| N8328U | Robinson Helicopter R22 BETA |
Helicopter | Individual owner North Carolina |
Standard | 2021-12-09 | ValidFAA registration status code V: Valid registration. All codes |
| N9849Q | Cessna 172M |
Fixed-wing, single engine | Individual owner New Hampshire |
Standard | 2021-12-09 | ValidFAA registration status code V: Valid registration. All codes |
| N18WX | Waxenfelter Jack G THORP T-18 |
Fixed-wing, single engine | Eastern Stearman INC Trustee Leesburg, Virginia |
Experimental | 2021-12-08 | ValidFAA registration status code V: Valid registration. All codes |
| N41434 | Piper PA-28-151 |
Fixed-wing, single engine | Individual owner Alabama |
Standard | 2021-12-08 | ValidFAA registration status code V: Valid registration. All codes |
| N7409D | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2021-12-08 | ValidFAA registration status code V: Valid registration. All codes |
| N813BD | Schuh Rodney J BD-18-217 |
Fixed-wing, single engine | D & D Airpark LLC Anchorage, Alaska |
Experimental | 2021-12-08 | ValidFAA registration status code V: Valid registration. All codes |
| N5319S | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2021-12-07 | ValidFAA registration status code V: Valid registration. All codes |
| N5766W | Piper PA-28-160 |
Fixed-wing, single engine | Individual owner Wisconsin |
Standard | 2021-12-07 | ValidFAA registration status code V: Valid registration. All codes |
| N83689 | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2021-12-07 | ValidFAA registration status code V: Valid registration. All codes |
| N33439 | Piper PA-28-151 |
Fixed-wing, single engine | Individual owner Georgia |
Standard | 2021-12-06 | ValidFAA registration status code V: Valid registration. All codes |
| N41290 | Piper PA-28-151 |
Fixed-wing, single engine | Hilton Head Flyers LLC Liberty, South Carolina |
Standard | 2021-12-06 | ValidFAA registration status code V: Valid registration. All codes |
| N5447K | Cessna 172P |
Fixed-wing, single engine | Fly for Fun LLC Frederick, Maryland |
Standard | 2021-12-06 | ValidFAA registration status code V: Valid registration. All codes |
| N22Y | Universal TEMCO D-16 |
Fixed-wing, multi-engine | Individual owner Kentucky |
Standard | 2021-12-04 | ValidFAA registration status code V: Valid registration. All codes |
| N25552 | Piper PA-28-161 |
Fixed-wing, single engine | Region Flyers LLC Valparaiso, Indiana |
Standard | 2021-12-04 | ValidFAA registration status code V: Valid registration. All codes |
| N56525 | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2021-12-04 | ValidFAA registration status code V: Valid registration. All codes |
| N9400L | Cessna 172P |
Fixed-wing, single engine | Individual owner District of Columbia |
Standard | 2021-12-03 | ValidFAA registration status code V: Valid registration. All codes |
| N4355A | Piper PA-22-150 |
Fixed-wing, single engine | Burrows Aviation LLC Deer Park, Washington |
Standard | 2021-12-02 | ValidFAA registration status code V: Valid registration. All codes |
| N7021B | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Illinois |
Standard | 2021-12-02 | ValidFAA registration status code V: Valid registration. All codes |
| N72NX | Cessna 172N |
Fixed-wing, single engine | Nexair Avionics LLC Plymouth, Massachusetts |
Standard | 2021-12-02 | ValidFAA registration status code V: Valid registration. All codes |
| N633MT | Cessna 172N |
Fixed-wing, single engine | Major Air LLC Charleston, South Carolina |
Standard | 2021-12-01 | ValidFAA registration status code V: Valid registration. All codes |
| N739HZ | Cessna 172N |
Fixed-wing, single engine | Individual owner California |
Standard | 2021-12-01 | ValidFAA registration status code V: Valid registration. All codes |
| N78650 | Cessna 172K |
Fixed-wing, single engine | Quad Cities Aero LLC Bettendorf, Iowa |
Standard | 2021-12-01 | ValidFAA registration status code V: Valid registration. All codes |
| N73813 | Cessna 172N |
Fixed-wing, single engine | Individual owner Kentucky |
Standard | 2021-11-30 | ValidFAA registration status code V: Valid registration. All codes |
| N12819 | Cessna 172M |
Fixed-wing, single engine | Co-owned owner North Carolina |
Standard | 2021-11-29 | ValidFAA registration status code V: Valid registration. All codes |
| N13796 | Cessna 172M |
Fixed-wing, single engine | Positive Attitude Ia LLC Gaithersburg, Maryland |
Standard | 2021-11-29 | ValidFAA registration status code V: Valid registration. All codes |
| N1956W | Beech B19 |
Fixed-wing, single engine | Individual owner Idaho |
Standard | 2021-11-29 | ValidFAA registration status code V: Valid registration. All codes |
| N20283 | Cessna 172M |
Fixed-wing, single engine | Positive Attitude Ia Lc Gaithersburg, Maryland |
Standard | 2021-11-29 | ValidFAA registration status code V: Valid registration. All codes |
| N212CA | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Washington |
Standard | 2021-11-29 | ValidFAA registration status code V: Valid registration. All codes |
| N36094 | Piper PA-28-161 |
Fixed-wing, single engine | Jupiter Flight Service and Investing LLC Lithonia, Georgia |
Standard | 2021-11-29 | ValidFAA registration status code V: Valid registration. All codes |
| N4304J | Piper PA-28-140 |
Fixed-wing, single engine | Co-owned owner California |
Standard | 2021-11-29 | ValidFAA registration status code V: Valid registration. All codes |
| N4618V | Varga Aircraft Corp. 2150A |
Fixed-wing, single engine | Individual owner Ohio |
Standard | 2021-11-29 | ValidFAA registration status code V: Valid registration. All codes |
| N89LC | Cook Louis G RV 4 |
Fixed-wing, single engine | Individual owner Texas |
Experimental | 2021-11-29 | ValidFAA registration status code V: Valid registration. All codes |
| N6339D | Cessna 172N |
Fixed-wing, single engine | Contrails II INC Kerrville, Texas |
Standard | 2021-11-27 | ValidFAA registration status code V: Valid registration. All codes |
| N734LE | Cessna 172N |
Fixed-wing, single engine | Co-owned owner Utah |
Standard | 2021-11-27 | ValidFAA registration status code V: Valid registration. All codes |
| N7285F | Piper PA-28-140 |
Fixed-wing, single engine | Co-owned owner Kansas |
Standard | 2021-11-26 | ValidFAA registration status code V: Valid registration. All codes |
| N43707 | Piper PA-28-151 |
Fixed-wing, single engine | Namah LLC Gadsden, Alabama |
Standard | 2021-11-24 | ValidFAA registration status code V: Valid registration. All codes |
| N4041E | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Alabama |
Standard | 2021-11-23 | ValidFAA registration status code V: Valid registration. All codes |
| N9621V | Cessna 172M |
Fixed-wing, single engine | Hathor Aviation LLC Johnstown, Colorado |
Standard | 2021-11-23 | ValidFAA registration status code V: Valid registration. All codes |
| N20289 | Cessna 172M |
Fixed-wing, single engine | Whiskey 36 LLC Norfolk, Virginia |
Standard | 2021-11-22 | ValidFAA registration status code V: Valid registration. All codes |
| N13406 | Cessna 172M |
Fixed-wing, single engine | Co-owned owner North Carolina |
Standard | 2021-11-20 | ValidFAA registration status code V: Valid registration. All codes |
| N3357K | Globe GC-1B |
Fixed-wing, single engine | Individual owner Oregon |
Standard | 2021-11-20 | ValidFAA registration status code V: Valid registration. All codes |
| N39WD | Dodd William J R AND D SPECIAL |
Fixed-wing, single engine | Individual owner Oklahoma |
Experimental | 2021-11-20 | ValidFAA registration status code V: Valid registration. All codes |
| N5057P | Bellanca 7GCAA |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2021-11-20 | ValidFAA registration status code V: Valid registration. All codes |
| N5705F | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Georgia |
Standard | 2021-11-20 | ValidFAA registration status code V: Valid registration. All codes |
| N5971D | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Indiana |
Standard | 2021-11-20 | ValidFAA registration status code V: Valid registration. All codes |
| N739DT | Cessna 172N |
Fixed-wing, single engine | Wheelair INC Fairfield, California |
Standard | 2021-11-20 | ValidFAA registration status code V: Valid registration. All codes |
| N7481G | Cessna 172K |
Fixed-wing, single engine | Individual owner Ohio |
Standard | 2021-11-20 | ValidFAA registration status code V: Valid registration. All codes |
| N1992H | Piper PA-28-161 |
Fixed-wing, single engine | Bradley Aircraft Company LLC Columbus, Indiana |
Standard | 2021-11-19 | ValidFAA registration status code V: Valid registration. All codes |
| N417RT | Thelen Roy J VANS ACFT RV-8 |
Fixed-wing, single engine | Individual owner Michigan |
Experimental | 2021-11-19 | ValidFAA registration status code V: Valid registration. All codes |
| N44579 | Piper PA-28-151 |
Fixed-wing, single engine | Individual owner Virginia |
Standard | 2021-11-19 | ValidFAA registration status code V: Valid registration. All codes |
| N475K | Grumman American Avn. Corp. AA-5A |
Fixed-wing, single engine | Kmt Aviation LLC Centerville, Ohio |
Standard | 2021-11-19 | ValidFAA registration status code V: Valid registration. All codes |
| N5089G | Cessna 172N |
Fixed-wing, single engine | Flywell Aviation LLC Bowling Green, Kentucky |
Standard | 2021-11-19 | ValidFAA registration status code V: Valid registration. All codes |
| N53DM | Marks Donald P RV 4 |
Fixed-wing, single engine | Franklin Aviation LLC Paradise, California |
Experimental | 2021-11-19 | ValidFAA registration status code V: Valid registration. All codes |
| N6043L | American AA-5 |
Fixed-wing, single engine | Vans Aero LLC Newburgh, Indiana |
Standard | 2021-11-19 | ValidFAA registration status code V: Valid registration. All codes |
| N6113W | Piper PA-28-140 |
Fixed-wing, single engine | Co-owned owner Arkansas |
Standard | 2021-11-19 | ValidFAA registration status code V: Valid registration. All codes |
| N83310 | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2021-11-19 | ValidFAA registration status code V: Valid registration. All codes |
| N9848U | Grumman American Avn. Corp. AA-5A |
Fixed-wing, single engine | Individual owner North Carolina |
Standard | 2021-11-19 | ValidFAA registration status code V: Valid registration. All codes |
| N169FL | Cessna 177 |
Fixed-wing, single engine | Blue Moon Holding CO LLC Boca Raton, Florida |
Standard | 2021-11-18 | ValidFAA registration status code V: Valid registration. All codes |
| N455AD | Darby Al BD 4 |
Fixed-wing, single engine | Co-owned owner California |
Experimental | 2021-11-18 | ValidFAA registration status code V: Valid registration. All codes |
| N7207J | Piper PA-28-140 |
Fixed-wing, single engine | Erhardt Industries LLC Ottumwa, Iowa |
Standard | 2021-11-18 | ValidFAA registration status code V: Valid registration. All codes |
| N73585 | Cessna 172M |
Fixed-wing, single engine | Individual owner California |
Standard | 2021-11-18 | ValidFAA registration status code V: Valid registration. All codes |
| N7365G | Cessna 172K |
Fixed-wing, single engine | Pray Aviation INC Augusta, Kansas |
Standard | 2021-11-18 | ValidFAA registration status code V: Valid registration. All codes |
| N9575V | Cessna 172M |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2021-11-18 | ValidFAA registration status code V: Valid registration. All codes |
| N2331Z | Beech 23 |
Fixed-wing, single engine | Dovetail Aviation LLC Saint George, Utah |
Standard | 2021-11-17 | ValidFAA registration status code V: Valid registration. All codes |
| N269MA | American Champion Aircraft 7GCBC |
Fixed-wing, single engine | Orange Wing Aviation INC Wilmington, Delaware |
Standard | 2021-11-17 | ValidFAA registration status code V: Valid registration. All codes |
| N54435 | Piper PA-28-140 |
Fixed-wing, single engine | Bond Investigations Aviation LLC Phoenix, Arizona |
Standard | 2021-11-17 | ValidFAA registration status code V: Valid registration. All codes |
| N66P | Cessna 172N |
Fixed-wing, single engine | Archangel One LLC Lewes, Delaware |
Standard | 2021-11-17 | ValidFAA registration status code V: Valid registration. All codes |
| N6989B | Piper PA-18A 150 |
Fixed-wing, single engine | Individual owner Washington |
Standard | 2021-11-17 | ValidFAA registration status code V: Valid registration. All codes |
| N8420R | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Delaware |
Standard | 2021-11-17 | ValidFAA registration status code V: Valid registration. All codes |
| N94142 | Wilhelm Clayton D RV-6A |
Fixed-wing, single engine | Co-owned owner Montana |
Experimental | 2021-11-17 | ValidFAA registration status code V: Valid registration. All codes |
| N100WR | Robinson Helicopter R22 |
Helicopter | Individual owner Washington |
Standard | 2021-11-16 | ValidFAA registration status code V: Valid registration. All codes |
| N194AR | Cessna 172N |
Fixed-wing, single engine | Individual owner Georgia |
Standard | 2021-11-16 | ValidFAA registration status code V: Valid registration. All codes |
| N362HZ | Ray Beeninga CB-1 |
Fixed-wing, single engine | Co-owned owner Oklahoma |
Experimental | 2021-11-16 | ValidFAA registration status code V: Valid registration. All codes |
| N4107X | Aero Commander 100 |
Fixed-wing, single engine | Co-owned owner California |
Standard | 2021-11-16 | ValidFAA registration status code V: Valid registration. All codes |
| N4299Z | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Alaska |
Restricted | 2021-11-16 | ValidFAA registration status code V: Valid registration. All codes |
| N55338 | Piper PA-28-140 |
Fixed-wing, single engine | Pt Arts LLC Grand Rapids, Michigan |
Standard | 2021-11-16 | ValidFAA registration status code V: Valid registration. All codes |
| N98910 | Piper PA-12 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2021-11-16 | 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.
