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 |
|---|---|---|---|---|---|---|
| N7923L | Beech A23-19 |
Fixed-wing, single engine | Co-owned owner Wisconsin |
Standard | 2024-09-19 | ValidFAA registration status code V: Valid registration. All codes |
| N8902D | Piper PA-22-160 |
Fixed-wing, single engine | Co-owned owner Alaska |
Standard | 2024-09-19 | ValidFAA registration status code V: Valid registration. All codes |
| N32300 | Piper PA-28-151 |
Fixed-wing, single engine | Primary Flight Control LLC Fleming Island, Florida |
Standard | 2024-09-18 | ValidFAA registration status code V: Valid registration. All codes |
| N4107Z | Piper PA-18-150 |
Fixed-wing, single engine | Missaukee Aircraft Leasing LLC Cadillac, Michigan |
Standard | 2024-09-18 | ValidFAA registration status code V: Valid registration. All codes |
| N47HJ | Harris John W WITTMAN TAILWIND |
Fixed-wing, single engine | Individual owner Florida |
Experimental | 2024-09-18 | ValidFAA registration status code V: Valid registration. All codes |
| N4975G | Cessna 172N |
Fixed-wing, single engine | Bermuda Dunes Flight Training LLC Palm Desert, California |
Standard | 2024-09-18 | ValidFAA registration status code V: Valid registration. All codes |
| N5128D | Cessna 172N |
Fixed-wing, single engine | Kingsky Flight Academy LLC Lakeland, Florida |
Standard | 2024-09-18 | ValidFAA registration status code V: Valid registration. All codes |
| N6738W | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Mississippi |
Standard | 2024-09-18 | ValidFAA registration status code V: Valid registration. All codes |
| N1191U | Cessna 172M |
Fixed-wing, single engine | Flitepro INC Murrieta, California |
Standard | 2024-09-17 | ValidFAA registration status code V: Valid registration. All codes |
| N200CW | Maule MX-7-160 |
Fixed-wing, single engine | Skylake Adventures LLC Geneva, Ohio |
Standard | 2024-09-17 | ValidFAA registration status code V: Valid registration. All codes |
| N2990D | Bellanca 7GCBC |
Fixed-wing, single engine | Co-owned owner Colorado |
Standard | 2024-09-17 | ValidFAA registration status code V: Valid registration. All codes |
| N4157U | Piper PA-18-150 |
Fixed-wing, single engine | Aeromarine Holdings LLC Waukesha, Wisconsin |
Standard | 2024-09-17 | ValidFAA registration status code V: Valid registration. All codes |
| N442FA | Robinson Helicopter R22 BETA |
Helicopter | Individual owner Virginia |
Standard | 2024-09-17 | ValidFAA registration status code V: Valid registration. All codes |
| N4854G | Cessna 172N |
Fixed-wing, single engine | Milwaukee Aero LLC Milwaukee, Wisconsin |
Standard | 2024-09-17 | ValidFAA registration status code V: Valid registration. All codes |
| N918FA | Cessna 172P |
Fixed-wing, single engine | Westways Aviation LLC El Cajon, California |
Standard | 2024-09-17 | ValidFAA registration status code V: Valid registration. All codes |
| N9842G | Cessna 172L |
Fixed-wing, single engine | Nighthawk N8231G LLC Pompano Beach, Florida |
Standard | 2024-09-17 | ValidFAA registration status code V: Valid registration. All codes |
| N99826 | Cessna 172P |
Fixed-wing, single engine | Cp Aviation Santa Paula, California |
Standard | 2024-09-17 | ValidFAA registration status code V: Valid registration. All codes |
| N1118N | Robinson Helicopter R22 BETA |
Helicopter | Jets To Helis LLC DBA Chandler, Arizona |
Standard | 2024-09-16 | ValidFAA registration status code V: Valid registration. All codes |
| N15148 | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Alabama |
Standard | 2024-09-16 | ValidFAA registration status code V: Valid registration. All codes |
| N2895Q | Cessna 172L |
Fixed-wing, single engine | American Patrols INC Midland, Texas |
Standard | 2024-09-16 | ValidFAA registration status code V: Valid registration. All codes |
| N3695Z | Piper PA-18-150 |
Fixed-wing, single engine | Co-owned owner California |
Standard | 2024-09-16 | ValidFAA registration status code V: Valid registration. All codes |
| N3884P | Piper PA-18A 150 |
Fixed-wing, single engine | Individual owner Alaska |
Multiple | 2024-09-16 | ValidFAA registration status code V: Valid registration. All codes |
| N7525D | Piper PA-22-150 |
Fixed-wing, single engine | Redhanded LLC Dover, Delaware |
Standard | 2024-09-16 | ValidFAA registration status code V: Valid registration. All codes |
| N470KC | Heine August W RV-4 |
Fixed-wing, single engine | Individual owner Washington |
Experimental | 2024-09-14 | ValidFAA registration status code V: Valid registration. All codes |
| N7467L | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Alaska |
Restricted | 2024-09-14 | ValidFAA registration status code V: Valid registration. All codes |
| N13559 | Cessna 172M |
Fixed-wing, single engine | Individual owner Indiana |
Standard | 2024-09-13 | ValidFAA registration status code V: Valid registration. All codes |
| N32397 | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner New York |
Standard | 2024-09-13 | ValidFAA registration status code V: Valid registration. All codes |
| N3541P | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Michigan |
Standard | 2024-09-13 | ValidFAA registration status code V: Valid registration. All codes |
| N733GQ | Cessna 172N |
Fixed-wing, single engine | Marc Aircraft Holding LLC Soldotna, Alaska |
Standard | 2024-09-13 | ValidFAA registration status code V: Valid registration. All codes |
| N119A | Piper PA-28-140 |
Fixed-wing, single engine | 2Is Partners LLC Vero Beach, Florida |
Standard | 2024-09-12 | ValidFAA registration status code V: Valid registration. All codes |
| N1931V | Cessna 172M |
Fixed-wing, single engine | Withheld at owner's request | Standard | 2024-09-12 | ValidFAA registration status code V: Valid registration. All codes |
| N202NY | Cessna 172P |
Fixed-wing, single engine | Kingsky Flight Academy LLC Lakeland, Florida |
Standard | 2024-09-12 | ValidFAA registration status code V: Valid registration. All codes |
| N231SC | Cessna 172M |
Fixed-wing, single engine | Individual owner Georgia |
Standard | 2024-09-12 | ValidFAA registration status code V: Valid registration. All codes |
| N5296B | Mooney Aircraft Corp. M20 |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2024-09-12 | ValidFAA registration status code V: Valid registration. All codes |
| N6147D | Piper PA-22-150 |
Fixed-wing, single engine | Withheld at owner's request | Standard | 2024-09-12 | ValidFAA registration status code V: Valid registration. All codes |
| N621FL | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner California |
Standard | 2024-09-12 | ValidFAA registration status code V: Valid registration. All codes |
| N644K | Stapleton Bill RV-6 |
Fixed-wing, single engine | Individual owner Texas |
Experimental | 2024-09-12 | ValidFAA registration status code V: Valid registration. All codes |
| N6544K | Cessna 172P |
Fixed-wing, single engine | Individual owner Ohio |
Standard | 2024-09-12 | ValidFAA registration status code V: Valid registration. All codes |
| N6591E | Cessna 172N |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2024-09-12 | ValidFAA registration status code V: Valid registration. All codes |
| N1957F | Cessna 172N |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2024-09-11 | ValidFAA registration status code V: Valid registration. All codes |
| N31696 | Dart GC |
Fixed-wing, single engine | Co-owned owner Oregon |
Standard | 2024-09-11 | ValidFAA registration status code V: Valid registration. All codes |
| N318PW | Cessna 172M |
Fixed-wing, single engine | N318Pw LLC New Canaan, Connecticut |
Standard | 2024-09-11 | ValidFAA registration status code V: Valid registration. All codes |
| N672FC | Cessna 172N |
Fixed-wing, single engine | Blackhawk Holding CORP Wilmington, Delaware |
Standard | 2024-09-11 | ValidFAA registration status code V: Valid registration. All codes |
| N4916T | Piper PA-28-140 |
Fixed-wing, single engine | Arithansa LLC Big Bear City, California |
Standard | 2024-09-10 | ValidFAA registration status code V: Valid registration. All codes |
| N245ER | Socata TB 9 TAMPICO |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2024-09-09 | ValidFAA registration status code V: Valid registration. All codes |
| N4609Q | Cessna 172M |
Fixed-wing, single engine | N4609Q LLC Opa-Locka, Florida |
Standard | 2024-09-09 | ValidFAA registration status code V: Valid registration. All codes |
| N519MA | American Champion Aircraft 7GCAA |
Fixed-wing, single engine | Red Baron LLC Middletown, Delaware |
Standard | 2024-09-09 | ValidFAA registration status code V: Valid registration. All codes |
| N5366K | Cessna 172P |
Fixed-wing, single engine | American Patrols INC Midland, Texas |
Standard | 2024-09-09 | ValidFAA registration status code V: Valid registration. All codes |
| N6451W | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2024-09-09 | ValidFAA registration status code V: Valid registration. All codes |
| N739XW | Cessna 172N |
Fixed-wing, single engine | Whole Life Wellness Center Alpine, Texas |
Standard | 2024-09-09 | ValidFAA registration status code V: Valid registration. All codes |
| N15807 | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Louisiana |
Standard | 2024-09-07 | ValidFAA registration status code V: Valid registration. All codes |
| N221BC | Piper PA-18 |
Fixed-wing, single engine | Co-owned owner Alaska |
Multiple | 2024-09-07 | ValidFAA registration status code V: Valid registration. All codes |
| N3698M | Piper PA-12 |
Fixed-wing, single engine | Individual owner Alaska |
Restricted | 2024-09-07 | ValidFAA registration status code V: Valid registration. All codes |
| N614RG | Graham Rodney D RV-4 |
Fixed-wing, single engine | Little Shiz Llcr LLC Kalispell, Montana |
Experimental | 2024-09-07 | ValidFAA registration status code V: Valid registration. All codes |
| N62890 | Cessna 172P |
Fixed-wing, single engine | Fixed Wing Holding CO INC Pembroke Pines, Florida |
Standard | 2024-09-07 | ValidFAA registration status code V: Valid registration. All codes |
| N62938 | Cessna 172P |
Fixed-wing, single engine | Two Guys Aviation LLC Idaho Falls, Idaho |
Standard | 2024-09-07 | ValidFAA registration status code V: Valid registration. All codes |
| N2837T | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2024-09-06 | ValidFAA registration status code V: Valid registration. All codes |
| N5073V | Varga Aircraft Corp. 2150A |
Fixed-wing, single engine | Co-owned owner Oklahoma |
Standard | 2024-09-06 | ValidFAA registration status code V: Valid registration. All codes |
| N5876L | Grumman American Avn. Corp. AA-5 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2024-09-06 | ValidFAA registration status code V: Valid registration. All codes |
| N6245D | Cessna 172N |
Fixed-wing, single engine | Jeffery & Weiss Holdings LLC Long Beach, California |
Standard | 2024-09-06 | ValidFAA registration status code V: Valid registration. All codes |
| N8021D | Piper PA-22-150 |
Fixed-wing, single engine | Arctic Super Pacer LLC Anchorage, Alaska |
Standard | 2024-09-06 | ValidFAA registration status code V: Valid registration. All codes |
| N8142K | Piper PA-28-161 |
Fixed-wing, single engine | Individual owner California |
Standard | 2024-09-06 | ValidFAA registration status code V: Valid registration. All codes |
| N13333 | Cessna 172M |
Fixed-wing, single engine | Co-owned owner Washington |
Standard | 2024-09-05 | ValidFAA registration status code V: Valid registration. All codes |
| N142ND | Piper PA-28-161 |
Fixed-wing, single engine | Skyblue Aviation Cr INC Merritt Island, Florida |
Standard | 2024-09-05 | ValidFAA registration status code V: Valid registration. All codes |
| N1720Z | Cessna 172N |
Fixed-wing, single engine | Bend Aircraft Mechanics LLC Bend, Oregon |
Standard | 2024-09-05 | ValidFAA registration status code V: Valid registration. All codes |
| N41553 | Piper PA-18-150 |
Fixed-wing, single engine | Golden Arrow Aviation INC Wilmington, Delaware |
Standard | 2024-09-05 | ValidFAA registration status code V: Valid registration. All codes |
| N4167Z | Piper PA-18-150 |
Fixed-wing, single engine | Golden Arrow Aviation INC Wilmington, Delaware |
Standard | 2024-09-05 | ValidFAA registration status code V: Valid registration. All codes |
| N5068W | Piper PA-28 |
Fixed-wing, single engine | Individual owner New York |
Standard | 2024-09-05 | ValidFAA registration status code V: Valid registration. All codes |
| N514W | Winchester-Pitts Special S-1C |
Fixed-wing, single engine | Cassill Aircraft Leasing Cedar Rapids, Iowa |
Experimental | 2024-09-05 | ValidFAA registration status code V: Valid registration. All codes |
| N55938 | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2024-09-05 | ValidFAA registration status code V: Valid registration. All codes |
| N97WK | Kirkpatrick Willis W Iii RV6A |
Fixed-wing, single engine | Individual owner North Carolina |
Experimental | 2024-09-05 | ValidFAA registration status code V: Valid registration. All codes |
| N3918Q | Cessna 172L |
Fixed-wing, single engine | Aviation Academy LLC Wichita, Kansas |
Standard | 2024-09-04 | ValidFAA registration status code V: Valid registration. All codes |
| N803EH | Robinson Helicopter R22 BETA |
Helicopter | Continental Helicopters INC Sheffield, Texas |
Standard | 2024-09-04 | ValidFAA registration status code V: Valid registration. All codes |
| N16AE | Ellison Alan T LONG-EZ |
Fixed-wing, single engine | Individual owner Arizona |
Experimental | 2024-09-03 | ValidFAA registration status code V: Valid registration. All codes |
| N7761D | Piper PA-18A 150 |
Fixed-wing, single engine | State of Alaska Fairbanks, Alaska |
Multiple | 2024-09-03 | ValidFAA registration status code V: Valid registration. All codes |
| N2124F | Piper PA-28-161 |
Fixed-wing, single engine | Individual owner California |
Standard | 2024-09-02 | ValidFAA registration status code V: Valid registration. All codes |
| N2748G | Champion 7GCAA |
Fixed-wing, single engine | Noe Aviation LLC Vinton, Iowa |
Standard | 2024-09-02 | ValidFAA registration status code V: Valid registration. All codes |
| N4631V | Varga Aircraft Corp. 2150A |
Fixed-wing, single engine | Co-owned owner Ohio |
Standard | 2024-09-02 | ValidFAA registration status code V: Valid registration. All codes |
| N79RA | American Champion Aircraft 7GCBC |
Fixed-wing, single engine | Withheld at owner's request | Standard | 2024-09-02 | ValidFAA registration status code V: Valid registration. All codes |
| N19860 | Cessna 172M |
Fixed-wing, single engine | Rvb71 LLC Braxton, Mississippi |
Standard | 2024-09-01 | ValidFAA registration status code V: Valid registration. All codes |
| N41969 | Piper PA-28-151 |
Fixed-wing, single engine | Lazy 8 Aviation LLC Arden, North Carolina |
Standard | 2024-09-01 | ValidFAA registration status code V: Valid registration. All codes |
| N5548U | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2024-09-01 | ValidFAA registration status code V: Valid registration. All codes |
| N770FT | Gulfstream American Corp AA-5A |
Fixed-wing, single engine | Individual owner New York |
Standard | 2024-09-01 | ValidFAA registration status code V: Valid registration. All codes |
| N80773 | Cessna 172M |
Fixed-wing, single engine | Individual owner California |
Standard | 2024-09-01 | ValidFAA registration status code V: Valid registration. All codes |
| N1291F | Cessna 172N |
Fixed-wing, single engine | Withheld at owner's request | Standard | 2024-08-31 | ValidFAA registration status code V: Valid registration. All codes |
| N265B | Colonial C-1 |
Fixed-wing, single engine | Individual owner South Dakota |
Standard | 2024-08-31 | ValidFAA registration status code V: Valid registration. All codes |
| N2813Q | Cessna 172L |
Fixed-wing, single engine | Original Design Ministries Eatonville, Washington |
Standard | 2024-08-31 | ValidFAA registration status code V: Valid registration. All codes |
| N5703U | Piper PA-28-140 |
Fixed-wing, single engine | Xcelleration Aviation INC Sarasota, Florida |
Standard | 2024-08-31 | ValidFAA registration status code V: Valid registration. All codes |
| N6553D | Cessna 172N |
Fixed-wing, single engine | Llv Aviation LLC Wilmington, Delaware |
Standard | 2024-08-31 | ValidFAA registration status code V: Valid registration. All codes |
| N64269 | Cessna 172M |
Fixed-wing, single engine | Flyit LLC Camas, Washington |
Standard | 2024-08-30 | ValidFAA registration status code V: Valid registration. All codes |
| N67CN | Cessna 172K |
Fixed-wing, single engine | Individual owner Michigan |
Standard | 2024-08-30 | ValidFAA registration status code V: Valid registration. All codes |
| N734GE | Cessna 172N |
Fixed-wing, single engine | Individual owner Colorado |
Standard | 2024-08-30 | ValidFAA registration status code V: Valid registration. All codes |
| N7817D | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Maine |
Standard | 2024-08-30 | ValidFAA registration status code V: Valid registration. All codes |
| N78603 | Cessna 172K |
Fixed-wing, single engine | Beaufort Flight Training LLC Beaufort, South Carolina |
Standard | 2024-08-30 | ValidFAA registration status code V: Valid registration. All codes |
| N20430 | Robinson Helicopter R22 BETA |
Helicopter | Jets To Helis LLC DBA Chandler, Arizona |
Standard | 2024-08-29 | ValidFAA registration status code V: Valid registration. All codes |
| N26796 | Grumman American Avn. Corp. AA-5A |
Fixed-wing, single engine | Individual owner Georgia |
Standard | 2024-08-29 | ValidFAA registration status code V: Valid registration. All codes |
| N5431W | Piper PA-28-150 |
Fixed-wing, single engine | Big Daddys Casino INC Huntington, West Virginia |
Standard | 2024-08-29 | ValidFAA registration status code V: Valid registration. All codes |
| N6841L | Grumman American Avn. Corp. AA-5A |
Fixed-wing, single engine | Individual owner New Jersey |
Standard | 2024-08-29 | ValidFAA registration status code V: Valid registration. All codes |
| N6841W | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2024-08-29 | ValidFAA registration status code V: Valid registration. All codes |
| N78718 | Cessna 172K |
Fixed-wing, single engine | Aircraft 1821 LLC North Charleston, South Carolina |
Standard | 2024-08-29 | 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 8, 2026. Horsepower and thrust are the FAA's figures for the series, not for a particular aircraft.
