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
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
When the aircraft were built by decade
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
Parts most often reported as the reports name them
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 2,350 of these aircraft
- California 2,123 of these aircraft
- Florida 2,076 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
These connections as data: /graph/engine/lycoming-o-320-series.json · about the eFlight graph.
Aircraft newest certificates first · 27,315
| Tail no. | Maker and model | Group | Owner and base | Certificate | Registered | Status |
|---|---|---|---|---|---|---|
| N6966C | Piper PA-28-161 |
Fixed-wing, single engine | Individual owner Alabama |
Standard | 2025-08-22 | ValidFAA registration status code V: Valid registration. All codes |
| N9128L | Champion 7GCAA |
Fixed-wing, single engine | Co-owned owner California |
Multiple | 2025-08-22 | ValidFAA registration status code V: Valid registration. All codes |
| N9720K | Piper PA-28-151 |
Fixed-wing, single engine | Individual owner California |
Standard | 2025-08-22 | ValidFAA registration status code V: Valid registration. All codes |
| N1838P | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Oregon |
Standard | 2025-08-21 | ValidFAA registration status code V: Valid registration. All codes |
| N3667P | Piper PA-18A 150 |
Fixed-wing, single engine | Slofly LLC Red Lodge, Montana |
Standard | 2025-08-21 | ValidFAA registration status code V: Valid registration. All codes |
| N416JL | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2025-08-21 | ValidFAA registration status code V: Valid registration. All codes |
| N4490J | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2025-08-21 | ValidFAA registration status code V: Valid registration. All codes |
| N5025Q | Bellanca 7GCBC |
Fixed-wing, single engine | Individual owner South Dakota |
Standard | 2025-08-21 | ValidFAA registration status code V: Valid registration. All codes |
| N5116V | Morrisey-Shinn 2150-A |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2025-08-21 | ValidFAA registration status code V: Valid registration. All codes |
| N75701 | Cessna 172N |
Fixed-wing, single engine | Roseville Aviation LLC Roxboro, North Carolina |
Standard | 2025-08-21 | ValidFAA registration status code V: Valid registration. All codes |
| N82918 | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Alaska |
Multiple | 2025-08-21 | ValidFAA registration status code V: Valid registration. All codes |
| N9206N | Piper PA-28-161 |
Fixed-wing, single engine | Skylink Xpress INC San Bernardino, California |
Standard | 2025-08-21 | ValidFAA registration status code V: Valid registration. All codes |
| N981MA | Cessna 172N |
Fixed-wing, single engine | Red Rose Flight Tours LLC Lancaster, Pennsylvania |
Standard | 2025-08-21 | ValidFAA registration status code V: Valid registration. All codes |
| N9887V | Cessna 172M |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2025-08-21 | ValidFAA registration status code V: Valid registration. All codes |
| N9999U | Grumman American Avn. Corp. AA-5A |
Fixed-wing, single engine | Individual owner North Carolina |
Standard | 2025-08-21 | ValidFAA registration status code V: Valid registration. All codes |
| N12860 | Cessna 172M |
Fixed-wing, single engine | Solis Aviation LLC Carroll, Ohio |
Standard | 2025-08-20 | ValidFAA registration status code V: Valid registration. All codes |
| N15800 | Piper PA-28-140 |
Fixed-wing, single engine | Somd Aircraft Rentals and Instruction LLC Leonardtown, Maryland |
Standard | 2025-08-20 | ValidFAA registration status code V: Valid registration. All codes |
| N15819 | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Utah |
Standard | 2025-08-20 | ValidFAA registration status code V: Valid registration. All codes |
| N18EB | Cessna 172M |
Fixed-wing, single engine | Eagle Air US INC Eau Claire, Wisconsin |
Standard | 2025-08-20 | ValidFAA registration status code V: Valid registration. All codes |
| N2846T | Piper PA-28-140 |
Fixed-wing, single engine | Edjs Holdings LLC Gladewater, Texas |
Standard | 2025-08-20 | ValidFAA registration status code V: Valid registration. All codes |
| N4442A | Piper PA-22-150 |
Fixed-wing, single engine | Vella la Cava Air LLC Albuquerque, New Mexico |
Standard | 2025-08-20 | ValidFAA registration status code V: Valid registration. All codes |
| N50615 | Bellanca 7GCBC |
Fixed-wing, single engine | Stinger Tailwheel LLC Miami, Florida |
Standard | 2025-08-20 | ValidFAA registration status code V: Valid registration. All codes |
| N5825L | American AA-5 |
Fixed-wing, single engine | Individual owner Missouri |
Standard | 2025-08-20 | ValidFAA registration status code V: Valid registration. All codes |
| N78695 | Cessna 172K |
Fixed-wing, single engine | Mac Electric LLC White House, Tennessee |
Standard | 2025-08-20 | ValidFAA registration status code V: Valid registration. All codes |
| N870MC | Callen Melvin K RV-4 |
Fixed-wing, single engine | Individual owner New Mexico |
Experimental | 2025-08-20 | ValidFAA registration status code V: Valid registration. All codes |
| N975S | American Champion Aircraft 7GCBC |
Fixed-wing, single engine | Individual owner California |
Standard | 2025-08-20 | ValidFAA registration status code V: Valid registration. All codes |
| N98424 | Cessna 172P |
Fixed-wing, single engine | Individual owner Minnesota |
Standard | 2025-08-20 | ValidFAA registration status code V: Valid registration. All codes |
| N98714 | Cessna 172P |
Fixed-wing, single engine | Yellow Jacket Flying Club INC Chamblee, Georgia |
Standard | 2025-08-20 | ValidFAA registration status code V: Valid registration. All codes |
| N9946W | Piper PA-28-140 |
Fixed-wing, single engine | Hangar 0205 INC Calhoun, Georgia |
Standard | 2025-08-20 | ValidFAA registration status code V: Valid registration. All codes |
| N15675 | Piper PA-28-140 |
Fixed-wing, single engine | Airfleet Solutions LLC Newark, Delaware |
Standard | 2025-08-19 | ValidFAA registration status code V: Valid registration. All codes |
| N3094Z | Piper PA-18-150 |
Fixed-wing, single engine | Co-owned owner Nevada |
Standard | 2025-08-19 | ValidFAA registration status code V: Valid registration. All codes |
| N3301Z | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Oklahoma |
Standard | 2025-08-19 | ValidFAA registration status code V: Valid registration. All codes |
| N36ZQ | Cessna 172M |
Fixed-wing, single engine | Northern Flights LLC Calumet, Michigan |
Standard | 2025-08-19 | ValidFAA registration status code V: Valid registration. All codes |
| N41369 | Piper PA-28-151 |
Fixed-wing, single engine | Ascent Aviation INC Van Nuys, California |
Standard | 2025-08-19 | ValidFAA registration status code V: Valid registration. All codes |
| N4555A | Piper PA-22-150 |
Fixed-wing, single engine | Lifetime Adventures LLC Bellevue, Michigan |
Standard | 2025-08-19 | ValidFAA registration status code V: Valid registration. All codes |
| N51467 | Piper PA-28-161 |
Fixed-wing, single engine | Ascent Aviation INC Van Nuys, California |
Standard | 2025-08-19 | ValidFAA registration status code V: Valid registration. All codes |
| N5771D | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Alaska |
Restricted | 2025-08-19 | ValidFAA registration status code V: Valid registration. All codes |
| N5847W | Piper PA-28-160 |
Fixed-wing, single engine | Reed Charles W Elizabeth City, North Carolina |
Standard | 2025-08-19 | ValidFAA registration status code V: Valid registration. All codes |
| N73267 | Cessna 172M |
Fixed-wing, single engine | Co-owned owner California |
Standard | 2025-08-19 | ValidFAA registration status code V: Valid registration. All codes |
| N733TK | Cessna 172N |
Fixed-wing, single engine | Cardiff Aviation INC Cardiff By the Sea, California |
Standard | 2025-08-19 | ValidFAA registration status code V: Valid registration. All codes |
| N737BC | Cessna 172N |
Fixed-wing, single engine | N737Bc LLC Dover, Delaware |
Standard | 2025-08-19 | ValidFAA registration status code V: Valid registration. All codes |
| N75274 | Piper PA-28-151 |
Fixed-wing, single engine | Ascent Aviation INC Van Nuys, California |
Standard | 2025-08-19 | ValidFAA registration status code V: Valid registration. All codes |
| N9699V | Cessna 172M |
Fixed-wing, single engine | Co-owned owner Florida |
Standard | 2025-08-19 | ValidFAA registration status code V: Valid registration. All codes |
| N135KA | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2025-08-18 | ValidFAA registration status code V: Valid registration. All codes |
| N3643X | Aero Commander 100 |
Fixed-wing, single engine | Individual owner Wisconsin |
Standard | 2025-08-18 | ValidFAA registration status code V: Valid registration. All codes |
| N39MR | Pitts Special S-1C |
Fixed-wing, single engine | Individual owner Illinois |
Experimental | 2025-08-18 | ValidFAA registration status code V: Valid registration. All codes |
| N4234J | Piper PA-28-140 |
Fixed-wing, single engine | Homerun Horizons LLC Weatherford, Texas |
Standard | 2025-08-18 | ValidFAA registration status code V: Valid registration. All codes |
| N57422 | Presson Joseph O RV-6 |
Fixed-wing, single engine | Individual owner Pennsylvania |
Experimental | 2025-08-18 | ValidFAA registration status code V: Valid registration. All codes |
| N7174B | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner North Dakota |
Multiple | 2025-08-18 | ValidFAA registration status code V: Valid registration. All codes |
| N718TE | Bellanca 7GCAA |
Fixed-wing, single engine | Individual owner Illinois |
Standard | 2025-08-18 | ValidFAA registration status code V: Valid registration. All codes |
| N73925 | Cessna 172N |
Fixed-wing, single engine | Wings Over Texas Holdings LLC Denton, Texas |
Standard | 2025-08-18 | ValidFAA registration status code V: Valid registration. All codes |
| N9226C | Piper PA-28-161 |
Fixed-wing, single engine | Lane Community College Eugene, Oregon |
Standard | 2025-08-18 | ValidFAA registration status code V: Valid registration. All codes |
| N35348 | Cessna 172I |
Fixed-wing, single engine | Jet & Rotor Aviation LLC Sacramento, California |
Standard | 2025-08-17 | ValidFAA registration status code V: Valid registration. All codes |
| N35696 | Cessna 172I |
Fixed-wing, single engine | Individual owner Oklahoma |
Standard | 2025-08-17 | ValidFAA registration status code V: Valid registration. All codes |
| N5077W | Piper PA-28-160 |
Fixed-wing, single engine | Skyport Aviation LLC Birmingham, Iowa |
Standard | 2025-08-17 | ValidFAA registration status code V: Valid registration. All codes |
| N63CV | Bellanca 7GCAA |
Fixed-wing, single engine | Individual owner Oklahoma |
Standard | 2025-08-17 | ValidFAA registration status code V: Valid registration. All codes |
| N64268 | Cessna 172M |
Fixed-wing, single engine | Co-owned owner Florida |
Standard | 2025-08-17 | ValidFAA registration status code V: Valid registration. All codes |
| N7140J | Cessna 172N |
Fixed-wing, single engine | Cohesive Aviation LLC Gilford, New Hampshire |
Standard | 2025-08-17 | ValidFAA registration status code V: Valid registration. All codes |
| N7984G | Cessna 172L |
Fixed-wing, single engine | Champion Air LLC Louisville, Kentucky |
Standard | 2025-08-17 | ValidFAA registration status code V: Valid registration. All codes |
| N83476 | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2025-08-17 | ValidFAA registration status code V: Valid registration. All codes |
| N1012A | Piper PA-18-135 |
Fixed-wing, single engine | Co-owned owner North Carolina |
Standard | 2025-08-16 | ValidFAA registration status code V: Valid registration. All codes |
| N22763 | Piper PA-28-140 |
Fixed-wing, single engine | Co-owned owner Kansas |
Standard | 2025-08-16 | ValidFAA registration status code V: Valid registration. All codes |
| N2551Z | Bellanca 7GCBC |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2025-08-16 | ValidFAA registration status code V: Valid registration. All codes |
| N320MW | Smith George R LANCAIR 320 |
Fixed-wing, single engine | Triple Nickel Aviation LLC Fort Lauderdale, Florida |
Experimental | 2025-08-16 | ValidFAA registration status code V: Valid registration. All codes |
| N4967N | Criswell William H CAVALIER 102.5 |
Fixed-wing, single engine | Individual owner North Carolina |
Experimental | 2025-08-16 | ValidFAA registration status code V: Valid registration. All codes |
| N5298W | Piper PA-28-160 |
Fixed-wing, single engine | Aim High Aviation LLC Coral Springs, Florida |
Standard | 2025-08-16 | ValidFAA registration status code V: Valid registration. All codes |
| N63128 | Wecker Richard C WECKER ACRO TRAINER |
Fixed-wing, single engine | Co-owned owner California |
Experimental | 2025-08-16 | ValidFAA registration status code V: Valid registration. All codes |
| N738AK | Cessna 172N |
Fixed-wing, single engine | Airresource LLC Kalispell, Montana |
Standard | 2025-08-16 | ValidFAA registration status code V: Valid registration. All codes |
| N817KC | Sewall PITTS SPECIAL S-1E |
Fixed-wing, single engine | Individual owner Georgia |
Experimental | 2025-08-16 | ValidFAA registration status code V: Valid registration. All codes |
| N82236 | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Wyoming |
Restricted | 2025-08-16 | ValidFAA registration status code V: Valid registration. All codes |
| N8467R | Piper PA-28-140 |
Fixed-wing, single engine | Co-owned owner Tennessee |
Standard | 2025-08-16 | ValidFAA registration status code V: Valid registration. All codes |
| N84877 | Cessna 172K |
Fixed-wing, single engine | N84877 LLC Fernandina Beach, Florida |
Standard | 2025-08-16 | ValidFAA registration status code V: Valid registration. All codes |
| N9746W | Piper PA-28-140 |
Fixed-wing, single engine | Withheld at owner's request | Standard | 2025-08-16 | ValidFAA registration status code V: Valid registration. All codes |
| N13231 | Cessna 172M |
Fixed-wing, single engine | Ace Aviation LLC Sapulpa, Oklahoma |
Standard | 2025-08-15 | ValidFAA registration status code V: Valid registration. All codes |
| N224JA | Cessna 172P |
Fixed-wing, single engine | Wingsleasing LLC Wichita, Kansas |
Standard | 2025-08-15 | ValidFAA registration status code V: Valid registration. All codes |
| N2312L | Beech 23 |
Fixed-wing, single engine | Individual owner South Carolina |
Standard | 2025-08-15 | ValidFAA registration status code V: Valid registration. All codes |
| N28QW | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner District of Columbia |
Standard | 2025-08-15 | ValidFAA registration status code V: Valid registration. All codes |
| N5805U | Piper PA-28-140 |
Fixed-wing, single engine | Foxtrot Three Flying Services LLC Henderson, Nevada |
Standard | 2025-08-15 | ValidFAA registration status code V: Valid registration. All codes |
| N6002W | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Indiana |
Standard | 2025-08-15 | ValidFAA registration status code V: Valid registration. All codes |
| N61670 | Cessna 172M |
Fixed-wing, single engine | Withheld at owner's request | Standard | 2025-08-15 | ValidFAA registration status code V: Valid registration. All codes |
| N73250 | Cessna 172M |
Fixed-wing, single engine | Skaya Aircraft LLC Buford, Georgia |
Standard | 2025-08-15 | ValidFAA registration status code V: Valid registration. All codes |
| N78647 | Cessna 172K |
Fixed-wing, single engine | Twj Aviation 1 LLC Jacksonville, Florida |
Standard | 2025-08-15 | ValidFAA registration status code V: Valid registration. All codes |
| N8911D | Piper PA-22-160 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2025-08-15 | ValidFAA registration status code V: Valid registration. All codes |
| N3804P | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Wyoming |
Standard | 2025-08-14 | ValidFAA registration status code V: Valid registration. All codes |
| N43326 | Piper PA-28-151 |
Fixed-wing, single engine | Draco Flight School DBA Chino, California |
Standard | 2025-08-14 | ValidFAA registration status code V: Valid registration. All codes |
| N4635R | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Tennessee |
Standard | 2025-08-14 | ValidFAA registration status code V: Valid registration. All codes |
| N5407W | Piper PA-28-150 |
Fixed-wing, single engine | Third Step 6 LLC Gilbert, Arizona |
Standard | 2025-08-14 | ValidFAA registration status code V: Valid registration. All codes |
| N7227Q | Cessna 172L |
Fixed-wing, single engine | Elite Air LLC Tullahoma, Tennessee |
Standard | 2025-08-14 | ValidFAA registration status code V: Valid registration. All codes |
| N1328E | Cessna 172N |
Fixed-wing, single engine | Sj28E LLC Durango, Colorado |
Standard | 2025-08-13 | ValidFAA registration status code V: Valid registration. All codes |
| N20115 | Cessna 172M |
Fixed-wing, single engine | Alpha Zulu Aviation LLC San Diego, California |
Standard | 2025-08-13 | ValidFAA registration status code V: Valid registration. All codes |
| N20246 | Cessna 172M |
Fixed-wing, single engine | Individual owner Wisconsin |
Standard | 2025-08-13 | ValidFAA registration status code V: Valid registration. All codes |
| N2581F | Champion 7GCAA |
Fixed-wing, single engine | Co-owned owner New Jersey |
Standard | 2025-08-13 | ValidFAA registration status code V: Valid registration. All codes |
| N51EH | Grumman American Avn. Corp. GA-7 |
Fixed-wing, multi-engine | Individual owner Pennsylvania |
Standard | 2025-08-13 | ValidFAA registration status code V: Valid registration. All codes |
| N75110 | Piper PA-28-151 |
Fixed-wing, single engine | Triple R Aviation LLC Cleburne, Texas |
Standard | 2025-08-13 | ValidFAA registration status code V: Valid registration. All codes |
| N8732V | Bellanca 7GCBC |
Fixed-wing, single engine | Individual owner Oregon |
Standard | 2025-08-13 | ValidFAA registration status code V: Valid registration. All codes |
| N2210X | Piper PA-28-161 |
Fixed-wing, single engine | Draco Flight School DBA Chino, California |
Standard | 2025-08-12 | ValidFAA registration status code V: Valid registration. All codes |
| N3484T | Cessna 177 |
Fixed-wing, single engine | Cairo Jane LLC Ponca City, Oklahoma |
Standard | 2025-08-12 | ValidFAA registration status code V: Valid registration. All codes |
| N40984 | Piper PA-28-140 |
Fixed-wing, single engine | Four Zero Niner LLC Granger, Iowa |
Standard | 2025-08-12 | ValidFAA registration status code V: Valid registration. All codes |
| N515MS | Piper PA-28-161 |
Fixed-wing, single engine | Draco Flight School DBA Chino, California |
Standard | 2025-08-12 | ValidFAA registration status code V: Valid registration. All codes |
| N82547 | Piper PA-18-150 |
Fixed-wing, single engine | Jeffries Aviation LLC Kalispell, Montana |
Standard | 2025-08-12 | 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 7, 2026. Horsepower and thrust are the FAA's figures for the series, not for a particular aircraft.
