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 |
|---|---|---|---|---|---|---|
| N8141D | Piper PA-22-160 |
Fixed-wing, single engine | Individual owner Kansas |
Standard | 2019-11-08 | ValidFAA registration status code V: Valid registration. All codes |
| N8794G | Blake D Barrymore JUST ACFT SUPERSTOL |
Fixed-wing, single engine | Individual owner Idaho |
Experimental | 2019-11-08 | ValidFAA registration status code V: Valid registration. All codes |
| N1168P | Langford Michael J RV-4 |
Fixed-wing, single engine | Individual owner Maryland |
Experimental | 2019-11-07 | ValidFAA registration status code V: Valid registration. All codes |
| N30RH | Cessna 172N |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2019-11-07 | ValidFAA registration status code V: Valid registration. All codes |
| N5976E | Cessna 172N |
Fixed-wing, single engine | Co-owned owner Virginia |
Standard | 2019-11-07 | ValidFAA registration status code V: Valid registration. All codes |
| N61531 | Cessna 172M |
Fixed-wing, single engine | Aero Maintenance INC Vancouver, Washington |
Standard | 2019-11-07 | ValidFAA registration status code V: Valid registration. All codes |
| N6354W | Piper PA-28-140 |
Fixed-wing, single engine | Florida Keys Flight Academy LLC Marathon, Florida |
Standard | 2019-11-07 | ValidFAA registration status code V: Valid registration. All codes |
| N1189P | Piper PA-23 |
Fixed-wing, multi-engine | Individual owner North Carolina |
Standard | 2019-11-06 | ValidFAA registration status code V: Valid registration. All codes |
| N12202 | Bellanca 7GCBC |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2019-11-06 | ValidFAA registration status code V: Valid registration. All codes |
| N13319 | Cessna 172M |
Fixed-wing, single engine | Individual owner Montana |
Standard | 2019-11-06 | ValidFAA registration status code V: Valid registration. All codes |
| N13874 | Cessna 172M |
Fixed-wing, single engine | Missionair LLC Livingston, New York |
Standard | 2019-11-06 | ValidFAA registration status code V: Valid registration. All codes |
| N18AJ | Piper PA-18-150 |
Fixed-wing, single engine | Wang Feeds INC Baker, Montana |
Standard | 2019-11-06 | ValidFAA registration status code V: Valid registration. All codes |
| N1933H | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2019-11-06 | ValidFAA registration status code V: Valid registration. All codes |
| N32565 | Piper PA-28-151 |
Fixed-wing, single engine | Cb Aviation INC Ogden, Utah |
Standard | 2019-11-06 | ValidFAA registration status code V: Valid registration. All codes |
| N38577 | Piper PA-28-161 |
Fixed-wing, single engine | Global Aviation Center INC Farmingdale, New York |
Standard | 2019-11-06 | ValidFAA registration status code V: Valid registration. All codes |
| N5058C | Bellanca 7GCBC |
Fixed-wing, single engine | Individual owner North Carolina |
Standard | 2019-11-06 | ValidFAA registration status code V: Valid registration. All codes |
| N5278R | Cessna 172M |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2019-11-06 | ValidFAA registration status code V: Valid registration. All codes |
| N6142W | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2019-11-06 | ValidFAA registration status code V: Valid registration. All codes |
| N63805 | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Alaska |
Multiple | 2019-11-06 | ValidFAA registration status code V: Valid registration. All codes |
| N652RH | Cessna 172M |
Fixed-wing, single engine | Individual owner Wisconsin |
Standard | 2019-11-06 | ValidFAA registration status code V: Valid registration. All codes |
| N6987Q | Beech 19A |
Fixed-wing, single engine | Co-owned owner Mississippi |
Standard | 2019-11-06 | ValidFAA registration status code V: Valid registration. All codes |
| N75866 | Cessna 172N |
Fixed-wing, single engine | Gibson Aviation Services LLC Menomonie, Wisconsin |
Standard | 2019-11-06 | ValidFAA registration status code V: Valid registration. All codes |
| N7916G | Cessna 172L |
Fixed-wing, single engine | Individual owner Oklahoma |
Standard | 2019-11-06 | ValidFAA registration status code V: Valid registration. All codes |
| N818GR | Rainwater Greg RV-4 |
Fixed-wing, single engine | Angel Aviation LLC Paradise, Kansas |
Experimental | 2019-11-06 | ValidFAA registration status code V: Valid registration. All codes |
| N5755W | Piper PA-28-150 |
Fixed-wing, single engine | Individual owner California |
Standard | 2019-11-05 | ValidFAA registration status code V: Valid registration. All codes |
| N5SR | Smith-Rollins CAVALIER SA102.5 |
Fixed-wing, single engine | Individual owner Indiana |
Experimental | 2019-11-05 | ValidFAA registration status code V: Valid registration. All codes |
| N733SU | Cessna 172N |
Fixed-wing, single engine | Co-owned owner California |
Standard | 2019-11-05 | ValidFAA registration status code V: Valid registration. All codes |
| N7674H | Piper PA-12 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2019-11-05 | ValidFAA registration status code V: Valid registration. All codes |
| N17F | Piper PA-23 |
Fixed-wing, multi-engine | Individual owner Michigan |
Standard | 2019-11-04 | ValidFAA registration status code V: Valid registration. All codes |
| N20811 | Cessna 172M |
Fixed-wing, single engine | Rtd Aviation LLC Hillsborough, New Jersey |
Standard | 2019-11-04 | ValidFAA registration status code V: Valid registration. All codes |
| N32903 | Piper PA-28-151 |
Fixed-wing, single engine | Foxtail Aviation LLC Orefield, Pennsylvania |
Standard | 2019-11-04 | ValidFAA registration status code V: Valid registration. All codes |
| N41349 | Piper PA-28-151 |
Fixed-wing, single engine | Minot Aero Center Minot, North Dakota |
Standard | 2019-11-04 | ValidFAA registration status code V: Valid registration. All codes |
| N4298Z | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2019-11-04 | ValidFAA registration status code V: Valid registration. All codes |
| N6207W | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Maryland |
Standard | 2019-11-04 | ValidFAA registration status code V: Valid registration. All codes |
| N73453 | Cessna 172M |
Fixed-wing, single engine | Mfa LLC Mount Pleasant, South Carolina |
Standard | 2019-11-04 | ValidFAA registration status code V: Valid registration. All codes |
| N75SE | American Champion Aircraft 7GCAA |
Fixed-wing, single engine | Individual owner California |
Standard | 2019-11-04 | ValidFAA registration status code V: Valid registration. All codes |
| N8306R | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Washington |
Standard | 2019-11-04 | ValidFAA registration status code V: Valid registration. All codes |
| N94ER | Cessna 172P |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2019-11-04 | ValidFAA registration status code V: Valid registration. All codes |
| N9990C | Callair A-5 |
Fixed-wing, single engine | Individual owner Alaska |
Restricted | 2019-11-04 | ValidFAA registration status code V: Valid registration. All codes |
| N15282 | Piper PA-28-140 |
Fixed-wing, single engine | Co-owned owner Missouri |
Standard | 2019-11-01 | ValidFAA registration status code V: Valid registration. All codes |
| N4277Z | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Idaho |
Standard | 2019-11-01 | ValidFAA registration status code V: Valid registration. All codes |
| N32769 | Piper PA-28-151 |
Fixed-wing, single engine | Sarasota Aero Club LLC Venice, Florida |
Standard | 2019-10-31 | ValidFAA registration status code V: Valid registration. All codes |
| N733WH | Cessna 172N |
Fixed-wing, single engine | Individual owner Washington |
Standard | 2019-10-31 | ValidFAA registration status code V: Valid registration. All codes |
| N7427G | Cessna 172K |
Fixed-wing, single engine | Individual owner Tennessee |
Standard | 2019-10-31 | ValidFAA registration status code V: Valid registration. All codes |
| N747GB | Cessna 172L |
Fixed-wing, single engine | Co-owned owner Washington |
Standard | 2019-10-31 | ValidFAA registration status code V: Valid registration. All codes |
| N9866L | Cessna 172P |
Fixed-wing, single engine | No Limits Aviation Hayden, Idaho |
Standard | 2019-10-31 | ValidFAA registration status code V: Valid registration. All codes |
| N120PW | Piper PA-28-151 |
Fixed-wing, single engine | Brookhaven Aviation LLC Brookhaven, Mississippi |
Standard | 2019-10-30 | ValidFAA registration status code V: Valid registration. All codes |
| N12866 | Cessna 172M |
Fixed-wing, single engine | Individual owner Iowa |
Standard | 2019-10-30 | ValidFAA registration status code V: Valid registration. All codes |
| N18JA | Cessna 172P |
Fixed-wing, single engine | Jahawk Leasing LLC Sugar Grove, Illinois |
Standard | 2019-10-30 | ValidFAA registration status code V: Valid registration. All codes |
| N20676 | Cessna 172M |
Fixed-wing, single engine | Co-owned owner Florida |
Standard | 2019-10-30 | ValidFAA registration status code V: Valid registration. All codes |
| N2900P | Piper PA-22-150 |
Fixed-wing, single engine | Co-owned owner Oregon |
None on file | 2019-10-30 | ValidFAA registration status code V: Valid registration. All codes |
| N6490R | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Iowa |
Standard | 2019-10-30 | ValidFAA registration status code V: Valid registration. All codes |
| N78711 | Cessna 172K |
Fixed-wing, single engine | Individual owner Washington |
Standard | 2019-10-30 | ValidFAA registration status code V: Valid registration. All codes |
| N8333T | Piper PA-28-161 |
Fixed-wing, single engine | Ras Aviation LLC Elyria, Ohio |
Standard | 2019-10-30 | ValidFAA registration status code V: Valid registration. All codes |
| N1737V | Cessna 172M |
Fixed-wing, single engine | Co-owned owner Minnesota |
Standard | 2019-10-29 | ValidFAA registration status code V: Valid registration. All codes |
| N46125 | Cessna 172I |
Fixed-wing, single engine | East Carolina Aviation LLC Camden, North Carolina |
Standard | 2019-10-29 | ValidFAA registration status code V: Valid registration. All codes |
| N8591D | Piper PA-18A |
Fixed-wing, single engine | Conservative Three LLC Taft, California |
Multiple | 2019-10-29 | ValidFAA registration status code V: Valid registration. All codes |
| N96621 | Cessna 172P |
Fixed-wing, single engine | D Gordon Aviation INC La Jolla, California |
Standard | 2019-10-29 | ValidFAA registration status code V: Valid registration. All codes |
| N1940F | Cessna 172N |
Fixed-wing, single engine | American Asset Leasing LLC Livermore, California |
Standard | 2019-10-28 | ValidFAA registration status code V: Valid registration. All codes |
| N3388P | Piper PA-23-160 |
Fixed-wing, multi-engine | Individual owner Washington |
Standard | 2019-10-28 | ValidFAA registration status code V: Valid registration. All codes |
| N4499J | Piper PA-28-140 |
Fixed-wing, single engine | Co-owned owner California |
Standard | 2019-10-28 | ValidFAA registration status code V: Valid registration. All codes |
| N5037K | Bellanca 7GCBC |
Fixed-wing, single engine | D & K Aviation INC Milford, Iowa |
Standard | 2019-10-28 | ValidFAA registration status code V: Valid registration. All codes |
| N75055 | Piper PA-28-140 |
Fixed-wing, single engine | Withheld at owner's request | Standard | 2019-10-28 | ValidFAA registration status code V: Valid registration. All codes |
| N900TX | Bellanca 7GCBC |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2019-10-28 | ValidFAA registration status code V: Valid registration. All codes |
| N92747 | Cessna 172M |
Fixed-wing, single engine | Individual owner Massachusetts |
Standard | 2019-10-28 | ValidFAA registration status code V: Valid registration. All codes |
| N12168 | Cessna 172M |
Fixed-wing, single engine | Individual owner New York |
Standard | 2019-10-24 | ValidFAA registration status code V: Valid registration. All codes |
| N172DL | Cessna 172M |
Fixed-wing, single engine | Kling Aviation INC Friendswood, Texas |
Standard | 2019-10-24 | ValidFAA registration status code V: Valid registration. All codes |
| N1964F | Cessna 172N |
Fixed-wing, single engine | Individual owner Michigan |
Standard | 2019-10-24 | ValidFAA registration status code V: Valid registration. All codes |
| N21585 | Cessna 172M |
Fixed-wing, single engine | Ck Leasing Services LLC Wilmington, Delaware |
Standard | 2019-10-24 | ValidFAA registration status code V: Valid registration. All codes |
| N3601X | Aero Commander 100 |
Fixed-wing, single engine | Individual owner Georgia |
Standard | 2019-10-24 | ValidFAA registration status code V: Valid registration. All codes |
| N4660R | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Minnesota |
Standard | 2019-10-24 | ValidFAA registration status code V: Valid registration. All codes |
| N5183X | Champion 7GCBC |
Fixed-wing, single engine | Individual owner Mississippi |
Standard | 2019-10-24 | ValidFAA registration status code V: Valid registration. All codes |
| N7611D | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Wisconsin |
Standard | 2019-10-24 | ValidFAA registration status code V: Valid registration. All codes |
| N963KM | Cessna 172M |
Fixed-wing, single engine | Co-owned owner Arizona |
Standard | 2019-10-24 | ValidFAA registration status code V: Valid registration. All codes |
| N1640E | Cessna 172N |
Fixed-wing, single engine | Co-owned owner California |
Standard | 2019-10-23 | ValidFAA registration status code V: Valid registration. All codes |
| N2113J | Cessna 172M |
Fixed-wing, single engine | Alternate Air INC Seattle, Washington |
Standard | 2019-10-23 | ValidFAA registration status code V: Valid registration. All codes |
| N275GT | Cessna 172N |
Fixed-wing, single engine | Ps N275Gt LLC Green Bay, Wisconsin |
Standard | 2019-10-23 | ValidFAA registration status code V: Valid registration. All codes |
| N35748 | Cessna 172I |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2019-10-23 | ValidFAA registration status code V: Valid registration. All codes |
| N3585 | Dunlap Noel RV-6 |
Fixed-wing, single engine | Individual owner Oregon |
Experimental | 2019-10-23 | ValidFAA registration status code V: Valid registration. All codes |
| N5713F | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2019-10-23 | ValidFAA registration status code V: Valid registration. All codes |
| N9885D | Piper PA-18A 150 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2019-10-23 | ValidFAA registration status code V: Valid registration. All codes |
| N221SM | Cessna 172M |
Fixed-wing, single engine | Individual owner Mississippi |
Standard | 2019-10-22 | ValidFAA registration status code V: Valid registration. All codes |
| N7362G | Cessna 172K |
Fixed-wing, single engine | Keno Leasing LLC Monroe, Louisiana |
Standard | 2019-10-22 | ValidFAA registration status code V: Valid registration. All codes |
| N76JA | Cessna 172M |
Fixed-wing, single engine | Jahawk Leasing LLC Sugar Grove, Illinois |
Standard | 2019-10-22 | ValidFAA registration status code V: Valid registration. All codes |
| N8325R | Piper PA-28-140 |
Fixed-wing, single engine | Sy Aviation LLC Judsonia, Arkansas |
Standard | 2019-10-22 | ValidFAA registration status code V: Valid registration. All codes |
| N9319H | Cessna 172M |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2019-10-22 | ValidFAA registration status code V: Valid registration. All codes |
| N20267 | Cessna 172M |
Fixed-wing, single engine | Knot Grounded Aviation LLC Napanoch, New York |
Standard | 2019-10-21 | ValidFAA registration status code V: Valid registration. All codes |
| N2917P | Piper PA-22-150 |
Fixed-wing, single engine | Withheld at owner's request | Standard | 2019-10-21 | ValidFAA registration status code V: Valid registration. All codes |
| N4705D | Cessna 172N |
Fixed-wing, single engine | N4705D LLC Oklahoma City, Oklahoma |
Standard | 2019-10-21 | ValidFAA registration status code V: Valid registration. All codes |
| N78729 | Cessna 172K |
Fixed-wing, single engine | Copper Country Flyers INC Oconto, Wisconsin |
Standard | 2019-10-21 | ValidFAA registration status code V: Valid registration. All codes |
| N1094F | Cessna 172N |
Fixed-wing, single engine | G&M Aircraft INC Wheat Ridge, Colorado |
Standard | 2019-10-18 | ValidFAA registration status code V: Valid registration. All codes |
| N20526 | Cessna 172M |
Fixed-wing, single engine | Individual owner Colorado |
Standard | 2019-10-18 | ValidFAA registration status code V: Valid registration. All codes |
| N5742U | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Kansas |
Standard | 2019-10-18 | ValidFAA registration status code V: Valid registration. All codes |
| N65773 | Cessna 172P |
Fixed-wing, single engine | Ial CORP Lewes, Delaware |
Standard | 2019-10-18 | ValidFAA registration status code V: Valid registration. All codes |
| N81916 | Piper PA-28-161 |
Fixed-wing, single engine | Rrg Software LLC Alpine, California |
Standard | 2019-10-17 | ValidFAA registration status code V: Valid registration. All codes |
| N2321Q | Beech 23 |
Fixed-wing, single engine | Individual owner Virginia |
Standard | 2019-10-16 | ValidFAA registration status code V: Valid registration. All codes |
| N489 | Vanderzanden Neil A RV-6 |
Fixed-wing, single engine | Individual owner Colorado |
Experimental | 2019-10-16 | ValidFAA registration status code V: Valid registration. All codes |
| N60CE | Ennis Charles Hayden Jr VANS RV-6A |
Fixed-wing, single engine | Individual owner Kentucky |
Experimental | 2019-10-16 | ValidFAA registration status code V: Valid registration. All codes |
| N36209 | Piper PA-28-161 |
Fixed-wing, single engine | Indian Hills Community College Ottumwa, Iowa |
Standard | 2019-10-15 | ValidFAA registration status code V: Valid registration. All codes |
| N999EM | Beech 23 |
Fixed-wing, single engine | Oombu LLC Round Rock, Texas |
Standard | 2019-10-15 | 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.
