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 |
|---|---|---|---|---|---|---|
| N15617 | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Kansas |
Standard | 2024-08-14 | ValidFAA registration status code V: Valid registration. All codes |
| N1717E | Cessna 172N |
Fixed-wing, single engine | N2893E LLC Reno, Nevada |
Standard | 2024-08-14 | ValidFAA registration status code V: Valid registration. All codes |
| N212TM | Cessna 177 |
Fixed-wing, single engine | Individual owner Arkansas |
Standard | 2024-08-14 | ValidFAA registration status code V: Valid registration. All codes |
| N4216Z | Piper PA-18-150 |
Fixed-wing, single engine | Co-owned owner Alaska |
Standard | 2024-08-14 | ValidFAA registration status code V: Valid registration. All codes |
| N4394F | Piper PA-28-151 |
Fixed-wing, single engine | Pacific Piper LLC Washougal, Washington |
Standard | 2024-08-14 | ValidFAA registration status code V: Valid registration. All codes |
| N7074R | Piper PA-28-140 |
Fixed-wing, single engine | Cl Finney Aviation LLC Benton, Kansas |
Standard | 2024-08-14 | ValidFAA registration status code V: Valid registration. All codes |
| N7131B | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2024-08-14 | ValidFAA registration status code V: Valid registration. All codes |
| N80866 | Cessna 172M |
Fixed-wing, single engine | Individual owner New Mexico |
Standard | 2024-08-14 | ValidFAA registration status code V: Valid registration. All codes |
| N810SU | Cessna 172N |
Fixed-wing, single engine | Apm Leasing LLC Casper, Wyoming |
Standard | 2024-08-14 | ValidFAA registration status code V: Valid registration. All codes |
| N8281N | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2024-08-14 | ValidFAA registration status code V: Valid registration. All codes |
| N9723H | Cessna 172M |
Fixed-wing, single engine | Flying Tigers Flight School LLC Houston, Texas |
Standard | 2024-08-14 | ValidFAA registration status code V: Valid registration. All codes |
| N97LW | Adkins Clint R VANS RV-4 |
Fixed-wing, single engine | Individual owner Montana |
Experimental | 2024-08-14 | ValidFAA registration status code V: Valid registration. All codes |
| N252ER | Cessna 172N |
Fixed-wing, single engine | Beaurayne Holdings LLC Prairieville, Louisiana |
Standard | 2024-08-13 | ValidFAA registration status code V: Valid registration. All codes |
| N425AJ | Piper PA-28-140 |
Fixed-wing, single engine | Somnium Consulting Services LLC Pensacola, Florida |
Standard | 2024-08-13 | ValidFAA registration status code V: Valid registration. All codes |
| N4349Y | Piper PA-28-161 |
Fixed-wing, single engine | Co-owned owner West Virginia |
Standard | 2024-08-13 | ValidFAA registration status code V: Valid registration. All codes |
| N5178H | Piper PA-14 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2024-08-13 | ValidFAA registration status code V: Valid registration. All codes |
| N618MN | Cessna 172N |
Fixed-wing, single engine | Co-owned owner New Mexico |
Standard | 2024-08-13 | ValidFAA registration status code V: Valid registration. All codes |
| N7137L | Grumman American Avn. Corp. AA-5 |
Fixed-wing, single engine | Co-owned owner Washington |
Standard | 2024-08-13 | ValidFAA registration status code V: Valid registration. All codes |
| N737WX | Cessna 172N |
Fixed-wing, single engine | Whorton Aviation LLC Winder, Georgia |
Standard | 2024-08-13 | ValidFAA registration status code V: Valid registration. All codes |
| N9892G | Cessna 172L |
Fixed-wing, single engine | Individual owner New Jersey |
Standard | 2024-08-13 | ValidFAA registration status code V: Valid registration. All codes |
| N139PC | American Champion Aircraft 7GCBC |
Fixed-wing, single engine | Co-owned owner Idaho |
Standard | 2024-08-12 | ValidFAA registration status code V: Valid registration. All codes |
| N26847 | Gulfstream American Corp AA-5A |
Fixed-wing, single engine | Individual owner Virginia |
Standard | 2024-08-12 | ValidFAA registration status code V: Valid registration. All codes |
| N5197R | Cessna 172M |
Fixed-wing, single engine | Media Stew LLC Carson City, Nevada |
Standard | 2024-08-12 | ValidFAA registration status code V: Valid registration. All codes |
| N5442W | Piper PA-28-160 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2024-08-12 | ValidFAA registration status code V: Valid registration. All codes |
| N7318F | Piper PA-28-140 |
Fixed-wing, single engine | Two Weeks LLC East Palo Alto, California |
Standard | 2024-08-12 | ValidFAA registration status code V: Valid registration. All codes |
| N22GN | Piper PA-22-150 |
Fixed-wing, single engine | Skattum LLC Sioux Falls, South Dakota |
Standard | 2024-08-11 | ValidFAA registration status code V: Valid registration. All codes |
| N6166D | Piper PA-22-150 |
Fixed-wing, single engine | Clb LLC Boerne, Texas |
Standard | 2024-08-11 | ValidFAA registration status code V: Valid registration. All codes |
| N82064 | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner South Carolina |
Standard | 2024-08-11 | ValidFAA registration status code V: Valid registration. All codes |
| N41214 | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner California |
Standard | 2024-08-10 | ValidFAA registration status code V: Valid registration. All codes |
| N6023D | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner California |
Standard | 2024-08-10 | ValidFAA registration status code V: Valid registration. All codes |
| N733ML | Cessna 172N |
Fixed-wing, single engine | Individual owner New York |
Standard | 2024-08-10 | ValidFAA registration status code V: Valid registration. All codes |
| N8960C | Piper PA-18-135 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2024-08-10 | ValidFAA registration status code V: Valid registration. All codes |
| N95192 | Piper PA-28-140 |
Fixed-wing, single engine | Cjr Air LLC Stevensville, Michigan |
Standard | 2024-08-10 | ValidFAA registration status code V: Valid registration. All codes |
| N3349S | Cessna 172P |
Fixed-wing, single engine | Jin Jin Aviation LLC Anchorage, Alaska |
Standard | 2024-08-09 | ValidFAA registration status code V: Valid registration. All codes |
| N6989W | Piper PA-28-140 |
Fixed-wing, single engine | Co-owned owner Texas |
Standard | 2024-08-09 | ValidFAA registration status code V: Valid registration. All codes |
| N737RP | Cessna 172N |
Fixed-wing, single engine | Elevated Aviation LLC North Charleston, South Carolina |
Standard | 2024-08-09 | ValidFAA registration status code V: Valid registration. All codes |
| N8217N | Piper PA-28-140 |
Fixed-wing, single engine | G U M P S Flying Club INC Warner Robins, Georgia |
Standard | 2024-08-09 | ValidFAA registration status code V: Valid registration. All codes |
| N137LC | Collins Leland F VANS RV9A |
Fixed-wing, single engine | Nine Kilo LLC Sterling, Virginia |
Experimental | 2024-08-08 | ValidFAA registration status code V: Valid registration. All codes |
| N738QB | Cessna 172N |
Fixed-wing, single engine | Red Baron LLC Middletown, Delaware |
Standard | 2024-08-08 | ValidFAA registration status code V: Valid registration. All codes |
| N142AS | Piper PA-28-140 |
Fixed-wing, single engine | Co-owned owner Washington |
Standard | 2024-08-07 | ValidFAA registration status code V: Valid registration. All codes |
| N33560 | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner North Carolina |
Standard | 2024-08-07 | ValidFAA registration status code V: Valid registration. All codes |
| N34WJ | Slocum Donald K VANS ACFT RV6A |
Fixed-wing, single engine | Individual owner Arkansas |
Experimental | 2024-08-07 | ValidFAA registration status code V: Valid registration. All codes |
| N5204M | Beech B19 |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2024-08-07 | ValidFAA registration status code V: Valid registration. All codes |
| N5295S | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Virginia |
Standard | 2024-08-07 | ValidFAA registration status code V: Valid registration. All codes |
| N6748H | Cessna 172M |
Fixed-wing, single engine | N6748H LLC Palm Beach Gardens, Florida |
Standard | 2024-08-07 | ValidFAA registration status code V: Valid registration. All codes |
| N921SJ | Justis Elvis J RV6 |
Fixed-wing, single engine | Individual owner Alabama |
Experimental | 2024-08-07 | ValidFAA registration status code V: Valid registration. All codes |
| N1214U | Cessna 172M |
Fixed-wing, single engine | Individual owner Minnesota |
Standard | 2024-08-06 | ValidFAA registration status code V: Valid registration. All codes |
| N1335R | Grumman American Avn. Corp. AA-5 |
Fixed-wing, single engine | Individual owner Massachusetts |
Standard | 2024-08-06 | ValidFAA registration status code V: Valid registration. All codes |
| N3575L | Cessna 150F |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2024-08-06 | ValidFAA registration status code V: Valid registration. All codes |
| N4324R | Cessna 172M |
Fixed-wing, single engine | Individual owner Washington |
Standard | 2024-08-06 | ValidFAA registration status code V: Valid registration. All codes |
| N52749 | Cessna 172P |
Fixed-wing, single engine | Middle Tennessee State University Murfreesboro, Tennessee |
Standard | 2024-08-06 | ValidFAA registration status code V: Valid registration. All codes |
| N9589L | Grumman American Avn. Corp. AA-5 |
Fixed-wing, single engine | Individual owner Alabama |
Standard | 2024-08-06 | ValidFAA registration status code V: Valid registration. All codes |
| N9795W | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2024-08-06 | ValidFAA registration status code V: Valid registration. All codes |
| N3935Q | Cessna 172L |
Fixed-wing, single engine | Beaufort Flight Training LLC Beaufort, South Carolina |
Standard | 2024-08-05 | ValidFAA registration status code V: Valid registration. All codes |
| N7903G | Cessna 172L |
Fixed-wing, single engine | Individual owner Colorado |
Standard | 2024-08-05 | ValidFAA registration status code V: Valid registration. All codes |
| N80692 | Cessna 172M |
Fixed-wing, single engine | Withheld at owner's request | Standard | 2024-08-05 | ValidFAA registration status code V: Valid registration. All codes |
| N8570C | Piper PA-18-135 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2024-08-05 | ValidFAA registration status code V: Valid registration. All codes |
| N901XZ | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Tennessee |
Standard | 2024-08-05 | ValidFAA registration status code V: Valid registration. All codes |
| N90744 | Robinson Helicopter R22 |
Helicopter | Central Virginia Aviation INC North Dinwiddie, Virginia |
Standard | 2024-08-05 | ValidFAA registration status code V: Valid registration. All codes |
| N6571D | Cessna 172N |
Fixed-wing, single engine | Blazing Sun Aviation LLC Encinitas, California |
Standard | 2024-08-04 | ValidFAA registration status code V: Valid registration. All codes |
| N733GV | Cessna 172N |
Fixed-wing, single engine | Riya Aviation LLC Tracy, California |
Standard | 2024-08-04 | ValidFAA registration status code V: Valid registration. All codes |
| N3635Q | Beech A23-19 |
Fixed-wing, single engine | Fantini Real Estate LLC Louisville, Kentucky |
Standard | 2024-08-03 | ValidFAA registration status code V: Valid registration. All codes |
| N81016 | Piper PA-28-161 |
Fixed-wing, single engine | Lane Community College Eugene, Oregon |
Standard | 2024-08-03 | ValidFAA registration status code V: Valid registration. All codes |
| N20521 | Cessna 172M |
Fixed-wing, single engine | N20521 LLC Wilmington, Delaware |
Standard | 2024-08-02 | ValidFAA registration status code V: Valid registration. All codes |
| N2351B | Piper PA-28-140 |
Fixed-wing, single engine | Withheld at owner's request | Standard | 2024-08-02 | ValidFAA registration status code V: Valid registration. All codes |
| N3730K | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Wisconsin |
Standard | 2024-08-02 | ValidFAA registration status code V: Valid registration. All codes |
| N3944F | Piper PA-28-151 |
Fixed-wing, single engine | Individual owner North Carolina |
Standard | 2024-08-02 | ValidFAA registration status code V: Valid registration. All codes |
| N4486J | Piper PA-28-140 |
Fixed-wing, single engine | Co-owned owner California |
Standard | 2024-08-02 | ValidFAA registration status code V: Valid registration. All codes |
| N5426J | Cessna 172N |
Fixed-wing, single engine | Media Stew LLC Carson City, Nevada |
Restricted | 2024-08-02 | ValidFAA registration status code V: Valid registration. All codes |
| N734GA | Cessna 172N |
Fixed-wing, single engine | N734Ga LLC Wilmington, Delaware |
Standard | 2024-08-02 | ValidFAA registration status code V: Valid registration. All codes |
| N80213 | Cessna 172M |
Fixed-wing, single engine | N80213 LLC Wilmington, Delaware |
Standard | 2024-08-02 | ValidFAA registration status code V: Valid registration. All codes |
| N84412 | Cessna 172K |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2024-08-02 | ValidFAA registration status code V: Valid registration. All codes |
| N9372H | Cessna 172M |
Fixed-wing, single engine | N9372H LLC Wilmington, Delaware |
Standard | 2024-08-02 | ValidFAA registration status code V: Valid registration. All codes |
| N3104T | Cessna 177 |
Fixed-wing, single engine | Individual owner Colorado |
Standard | 2024-08-01 | ValidFAA registration status code V: Valid registration. All codes |
| N32435 | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Wisconsin |
Standard | 2024-08-01 | ValidFAA registration status code V: Valid registration. All codes |
| N4302Y | Piper PA-23-160 |
Fixed-wing, multi-engine | Individual owner South Carolina |
Standard | 2024-08-01 | ValidFAA registration status code V: Valid registration. All codes |
| N5158E | Cessna 172N |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2024-08-01 | ValidFAA registration status code V: Valid registration. All codes |
| N5533F | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2024-08-01 | ValidFAA registration status code V: Valid registration. All codes |
| N61840 | Cessna 172M |
Fixed-wing, single engine | Individual owner Puerto Rico |
Standard | 2024-08-01 | ValidFAA registration status code V: Valid registration. All codes |
| N618FL | Piper PA-28-140 |
Fixed-wing, single engine | Dexter Development LLC Kingfield, Maine |
Standard | 2024-08-01 | ValidFAA registration status code V: Valid registration. All codes |
| N669KP | Gulfstream American Corp AA-5A |
Fixed-wing, single engine | Co-owned owner Arizona |
Standard | 2024-08-01 | ValidFAA registration status code V: Valid registration. All codes |
| N11GK | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner North Carolina |
Standard | 2024-07-31 | ValidFAA registration status code V: Valid registration. All codes |
| N244WH | Hug William RV-4 |
Fixed-wing, single engine | Individual owner Colorado |
Experimental | 2024-07-31 | ValidFAA registration status code V: Valid registration. All codes |
| N35461 | Cessna 172I |
Fixed-wing, single engine | Standard | 2024-07-31 | ValidFAA registration status code V: Valid registration. All codes | |
| N5609U | Piper PA-28-140 |
Fixed-wing, single engine | Steves Landavator Service LLC Oley, Pennsylvania |
Standard | 2024-07-31 | ValidFAA registration status code V: Valid registration. All codes |
| N56324 | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Virginia |
Standard | 2024-07-31 | ValidFAA registration status code V: Valid registration. All codes |
| N5876U | Piper PA-28-140 |
Fixed-wing, single engine | 3Shahs Aviation LLC Temecula, California |
Standard | 2024-07-31 | ValidFAA registration status code V: Valid registration. All codes |
| N6444R | Piper PA-28-140 |
Fixed-wing, single engine | School Board of Nassau County Fl Fernandina Beach, Florida |
Standard | 2024-07-31 | ValidFAA registration status code V: Valid registration. All codes |
| N9690U | Grumman American Avn. Corp. AA-5A |
Fixed-wing, single engine | Learjetjohn Flying Club LLC Athens, Alabama |
Standard | 2024-07-31 | ValidFAA registration status code V: Valid registration. All codes |
| N98298 | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner West Virginia |
Standard | 2024-07-31 | ValidFAA registration status code V: Valid registration. All codes |
| N172DV | Cessna 172I |
Fixed-wing, single engine | Lima Tango Aviation LLC Mount Dora, Florida |
Standard | 2024-07-30 | ValidFAA registration status code V: Valid registration. All codes |
| N20176 | Cessna 172M |
Fixed-wing, single engine | Co-owned owner Ohio |
Standard | 2024-07-30 | ValidFAA registration status code V: Valid registration. All codes |
| N2213A | Piper PA-20 |
Fixed-wing, single engine | Individual owner Pennsylvania |
Standard | 2024-07-30 | ValidFAA registration status code V: Valid registration. All codes |
| N32514 | Piper PA-28-140 |
Fixed-wing, single engine | Summit Flight Academy LLC Peculiar, Missouri |
Standard | 2024-07-30 | ValidFAA registration status code V: Valid registration. All codes |
| N44VT | Vans Acft/Day Tw/Day Mm RV-6A |
Fixed-wing, single engine | Individual owner Idaho |
Experimental | 2024-07-30 | ValidFAA registration status code V: Valid registration. All codes |
| N7281D | Piper PA-18A 150 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2024-07-30 | ValidFAA registration status code V: Valid registration. All codes |
| N75909 | Cessna 172N |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2024-07-30 | ValidFAA registration status code V: Valid registration. All codes |
| N80533 | Cessna 172M |
Fixed-wing, single engine | Euroaviation INC Trustee Kematen, |
Standard | 2024-07-30 | ValidFAA registration status code V: Valid registration. All codes |
| N904RA | Cessna 172M |
Fixed-wing, single engine | Jw Aero Holdings INC Canandaigua, New York |
Standard | 2024-07-30 | ValidFAA registration status code V: Valid registration. All codes |
| N97749 | Cessna 172P |
Fixed-wing, single engine | Individual owner Utah |
Standard | 2024-07-30 | 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.
