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 |
|---|---|---|---|---|---|---|
| N5646U | Piper PA-28-140 |
Fixed-wing, single engine | Pn4 Aviation Holdings LLC Bishop, California |
Standard | 2020-11-05 | ValidFAA registration status code V: Valid registration. All codes |
| N733EP | Cessna 172N |
Fixed-wing, single engine | Skytec Aviation LLC Boynton Beach, Florida |
Standard | 2020-11-05 | ValidFAA registration status code V: Valid registration. All codes |
| N733ZY | Cessna 172N |
Fixed-wing, single engine | Co-owned owner California |
Standard | 2020-11-05 | ValidFAA registration status code V: Valid registration. All codes |
| N79092 | Cessna 172K |
Fixed-wing, single engine | Aero Quest LLC DBA Olive Branch, Mississippi |
Standard | 2020-11-05 | ValidFAA registration status code V: Valid registration. All codes |
| N8657V | Bellanca 7GCBC |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2020-11-05 | ValidFAA registration status code V: Valid registration. All codes |
| N9009H | Cessna 172M |
Fixed-wing, single engine | Connell Flying Service INC Decorah, Iowa |
Standard | 2020-11-05 | ValidFAA registration status code V: Valid registration. All codes |
| N1011N | Cessna 172L |
Fixed-wing, single engine | Blue Skies Aircraft LLC Zephyrhills, Florida |
Standard | 2020-11-04 | ValidFAA registration status code V: Valid registration. All codes |
| N179SW | Piper PA-28-161 |
Fixed-wing, single engine | Co-owned owner Pennsylvania |
Standard | 2020-11-04 | ValidFAA registration status code V: Valid registration. All codes |
| N320ED | Dalbec Edward D LANCAIR 320 |
Fixed-wing, single engine | Individual owner Kansas |
Experimental | 2020-11-04 | ValidFAA registration status code V: Valid registration. All codes |
| N3317M | Piper PA-12 |
Fixed-wing, single engine | Co-owned owner New Mexico |
Standard | 2020-11-04 | ValidFAA registration status code V: Valid registration. All codes |
| N4123J | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Pennsylvania |
Standard | 2020-11-04 | ValidFAA registration status code V: Valid registration. All codes |
| N444JL | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Virginia |
Standard | 2020-11-04 | ValidFAA registration status code V: Valid registration. All codes |
| N55730 | Piper PA-28-140 |
Fixed-wing, single engine | K&D Ip LLC Chicago, Illinois |
Standard | 2020-11-04 | ValidFAA registration status code V: Valid registration. All codes |
| N65107 | Cessna 172P |
Fixed-wing, single engine | Individual owner Virginia |
Standard | 2020-11-04 | ValidFAA registration status code V: Valid registration. All codes |
| N6721J | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Puerto Rico |
Standard | 2020-11-04 | ValidFAA registration status code V: Valid registration. All codes |
| N2212P | Piper PA-23 |
Fixed-wing, multi-engine | Co-owned owner Michigan |
Standard | 2020-11-03 | ValidFAA registration status code V: Valid registration. All codes |
| N2513M | Piper PA-12 |
Fixed-wing, single engine | Individual owner Massachusetts |
Standard | 2020-11-03 | ValidFAA registration status code V: Valid registration. All codes |
| N4354P | Piper PA-23-160 |
Fixed-wing, multi-engine | Apache Twin Rental LLC Harrisonville, Missouri |
Standard | 2020-11-03 | ValidFAA registration status code V: Valid registration. All codes |
| N5029W | Piper PA-28-160 |
Fixed-wing, single engine | Jaycor Foundation Buirr Ridge, Illinois |
Standard | 2020-11-03 | ValidFAA registration status code V: Valid registration. All codes |
| N5208T | Piper PA-28-140 |
Fixed-wing, single engine | Co-owned owner Louisiana |
Standard | 2020-11-03 | ValidFAA registration status code V: Valid registration. All codes |
| N54385 | Piper PA-28-151 |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2020-11-03 | ValidFAA registration status code V: Valid registration. All codes |
| N78598 | Cessna 172K |
Fixed-wing, single engine | Individual owner Wisconsin |
Standard | 2020-11-03 | ValidFAA registration status code V: Valid registration. All codes |
| N7869D | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Alaska |
Restricted | 2020-11-03 | ValidFAA registration status code V: Valid registration. All codes |
| N83208 | Piper PA-28-161 |
Fixed-wing, single engine | Individual owner Illinois |
Standard | 2020-11-03 | ValidFAA registration status code V: Valid registration. All codes |
| N95071 | Piper PA-28-140 |
Fixed-wing, single engine | Co-owned owner Minnesota |
Standard | 2020-11-03 | ValidFAA registration status code V: Valid registration. All codes |
| N3432K | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2020-11-02 | ValidFAA registration status code V: Valid registration. All codes |
| N65698 | Cessna 172P |
Fixed-wing, single engine | Angel Aviation INC Peoria, Arizona |
Standard | 2020-11-02 | ValidFAA registration status code V: Valid registration. All codes |
| N7141L | Grumman American Avn. Corp. AA-5 |
Fixed-wing, single engine | Wamar Enterprises LLC Eureka, Missouri |
Standard | 2020-11-02 | ValidFAA registration status code V: Valid registration. All codes |
| N734XM | Cessna 172N |
Fixed-wing, single engine | Tri Star Cac LLC Plano, Texas |
Standard | 2020-11-02 | ValidFAA registration status code V: Valid registration. All codes |
| N80964 | Piper PA-28-161 |
Fixed-wing, single engine | Three Wing Flight School LLC Stratford, Connecticut |
Standard | 2020-11-02 | ValidFAA registration status code V: Valid registration. All codes |
| N3715Z | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Iowa |
Multiple | 2020-10-29 | ValidFAA registration status code V: Valid registration. All codes |
| N6403W | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Georgia |
Standard | 2020-10-29 | ValidFAA registration status code V: Valid registration. All codes |
| N65518 | Cessna 172P |
Fixed-wing, single engine | Tk Equipment LLC Brownsburg, Indiana |
Standard | 2020-10-29 | ValidFAA registration status code V: Valid registration. All codes |
| N8231A | Piper PA-28-161 |
Fixed-wing, single engine | Individual owner Tennessee |
Standard | 2020-10-29 | ValidFAA registration status code V: Valid registration. All codes |
| N679DL | Cessna 172K |
Fixed-wing, single engine | Blink Squirrel Aviation LLC Cherokee, Iowa |
Standard | 2020-10-28 | ValidFAA registration status code V: Valid registration. All codes |
| N738TQ | Cessna 172N |
Fixed-wing, single engine | Lake Travis Flyers LLC Granite Shoals, Texas |
Standard | 2020-10-28 | ValidFAA registration status code V: Valid registration. All codes |
| N7403J | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner New Jersey |
Standard | 2020-10-28 | ValidFAA registration status code V: Valid registration. All codes |
| N8244X | Ellsworth J/Ellsworth S MURPHY REBEL |
Fixed-wing, single engine | Destiny Ministries International INC Kissimmee, Florida |
Experimental | 2020-10-27 | ValidFAA registration status code V: Valid registration. All codes |
| N932P | Mayer Joseph RV4 |
Fixed-wing, single engine | Individual owner Illinois |
Experimental | 2020-10-27 | ValidFAA registration status code V: Valid registration. All codes |
| N9854U | Grumman American Avn. Corp. AA-5A |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2020-10-27 | ValidFAA registration status code V: Valid registration. All codes |
| N1504A | Piper PA-20 |
Fixed-wing, single engine | Individual owner Iowa |
Standard | 2020-10-26 | ValidFAA registration status code V: Valid registration. All codes |
| N175RA | American Champion Aircraft 7GCBC |
Fixed-wing, single engine | Co-owned owner California |
Standard | 2020-10-26 | ValidFAA registration status code V: Valid registration. All codes |
| N314EP | Patterson Ernest L RV-6A |
Fixed-wing, single engine | Individual owner Wisconsin |
Experimental | 2020-10-26 | ValidFAA registration status code V: Valid registration. All codes |
| N4733D | Cessna 172N |
Fixed-wing, single engine | Individual owner Louisiana |
Standard | 2020-10-26 | ValidFAA registration status code V: Valid registration. All codes |
| N4793E | Cessna 172N |
Fixed-wing, single engine | Individual owner New Mexico |
Standard | 2020-10-26 | ValidFAA registration status code V: Valid registration. All codes |
| N5219R | Cessna 172M |
Fixed-wing, single engine | Co-owned owner Missouri |
Multiple | 2020-10-26 | ValidFAA registration status code V: Valid registration. All codes |
| N46027 | Cessna 172I |
Fixed-wing, single engine | Individual owner New York |
Standard | 2020-10-24 | ValidFAA registration status code V: Valid registration. All codes |
| N5080W | Piper PA-28-160 |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2020-10-24 | ValidFAA registration status code V: Valid registration. All codes |
| N5246W | Piper PA-28-150 |
Fixed-wing, single engine | Individual owner Wyoming |
Standard | 2020-10-24 | ValidFAA registration status code V: Valid registration. All codes |
| N538PG | Grella Pasquale RV-4 |
Fixed-wing, single engine | Individual owner Texas |
Experimental | 2020-10-24 | ValidFAA registration status code V: Valid registration. All codes |
| N734TF | Cessna 172N |
Fixed-wing, single engine | Co-owned owner Indiana |
Standard | 2020-10-24 | ValidFAA registration status code V: Valid registration. All codes |
| N8248T | Piper PA-28-161 |
Fixed-wing, single engine | Jefferson City Aviation INC Jefferson City, Missouri |
Standard | 2020-10-24 | ValidFAA registration status code V: Valid registration. All codes |
| N98082 | Piper PA-28-140 |
Fixed-wing, single engine | American Classic Flying Club LLC Waterville, Maine |
Standard | 2020-10-24 | ValidFAA registration status code V: Valid registration. All codes |
| N2457J | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Missouri |
Standard | 2020-10-23 | ValidFAA registration status code V: Valid registration. All codes |
| N78458 | Cessna 172K |
Fixed-wing, single engine | Heffley and Ruiz LLC Waco, Texas |
Standard | 2020-10-23 | ValidFAA registration status code V: Valid registration. All codes |
| N9002H | Cessna 172M |
Fixed-wing, single engine | Angel Aviation INC Peoria, Arizona |
Standard | 2020-10-23 | ValidFAA registration status code V: Valid registration. All codes |
| N4019Z | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Louisiana |
Restricted | 2020-10-22 | ValidFAA registration status code V: Valid registration. All codes |
| N43JG | Gordon James A VANS RV-4 |
Fixed-wing, single engine | Individual owner Ohio |
Experimental | 2020-10-22 | ValidFAA registration status code V: Valid registration. All codes |
| N5952L | American AA-1 |
Fixed-wing, single engine | Individual owner North Carolina |
Standard | 2020-10-22 | ValidFAA registration status code V: Valid registration. All codes |
| N6758H | Cessna 172M |
Fixed-wing, single engine | Gorge Winds Aviation INC Fairview, Oregon |
Standard | 2020-10-22 | ValidFAA registration status code V: Valid registration. All codes |
| N766W | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Michigan |
Standard | 2020-10-22 | ValidFAA registration status code V: Valid registration. All codes |
| N9433E | Cessna 172N |
Fixed-wing, single engine | Individual owner California |
Standard | 2020-10-22 | ValidFAA registration status code V: Valid registration. All codes |
| N2LB | Piper PA-18-150 |
Fixed-wing, single engine | Co-owned owner Alaska |
Standard | 2020-10-21 | ValidFAA registration status code V: Valid registration. All codes |
| N35386 | Cessna 172I |
Fixed-wing, single engine | Individual owner Michigan |
Standard | 2020-10-21 | ValidFAA registration status code V: Valid registration. All codes |
| N4052V | Piper PA-18-150 |
Fixed-wing, single engine | Co-owned owner California |
Standard | 2020-10-21 | ValidFAA registration status code V: Valid registration. All codes |
| N5884U | Piper PA-28-140 |
Fixed-wing, single engine | B & R Aircraft LLC Wadsworth, Ohio |
Standard | 2020-10-21 | ValidFAA registration status code V: Valid registration. All codes |
| N73383 | Cessna 172M |
Fixed-wing, single engine | Ludington Rental LLC Ludington, Michigan |
Standard | 2020-10-21 | ValidFAA registration status code V: Valid registration. All codes |
| N737VV | Cessna 172N |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2020-10-21 | ValidFAA registration status code V: Valid registration. All codes |
| N738GE | Cessna 172N |
Fixed-wing, single engine | Ps Aviation INC Granada, Minnesota |
Standard | 2020-10-21 | ValidFAA registration status code V: Valid registration. All codes |
| N80784 | Cessna 172M |
Fixed-wing, single engine | Individual owner California |
Standard | 2020-10-21 | ValidFAA registration status code V: Valid registration. All codes |
| N87HP | Aviat Aircraft Inc A-1B |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2020-10-21 | ValidFAA registration status code V: Valid registration. All codes |
| N907RU | Piper PA-18 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2020-10-21 | ValidFAA registration status code V: Valid registration. All codes |
| N969TT | Cessna 172M |
Fixed-wing, single engine | Smoketown Flight Center LLC Smoketown, Pennsylvania |
Standard | 2020-10-21 | ValidFAA registration status code V: Valid registration. All codes |
| N4882A | Piper PA-18A |
Fixed-wing, single engine | Individual owner North Carolina |
Standard | 2020-10-20 | ValidFAA registration status code V: Valid registration. All codes |
| N5485H | Cessna 172M |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2020-10-20 | ValidFAA registration status code V: Valid registration. All codes |
| N5698W | Piper PA-28-160 |
Fixed-wing, single engine | Burkett Aviation LLC Hampstead, North Carolina |
Standard | 2020-10-20 | ValidFAA registration status code V: Valid registration. All codes |
| N63SM | Smith Ray H Jr RV-4 |
Fixed-wing, single engine | Individual owner Kansas |
Experimental | 2020-10-20 | ValidFAA registration status code V: Valid registration. All codes |
| N726GA | Grumman American Avn. Corp. GA-7 |
Fixed-wing, multi-engine | South Texas Air Force LLC Mission, Texas |
Standard | 2020-10-20 | ValidFAA registration status code V: Valid registration. All codes |
| N73910 | Cessna 172N |
Fixed-wing, single engine | Arispe Aviation LLC Mckinney, Texas |
Standard | 2020-10-20 | ValidFAA registration status code V: Valid registration. All codes |
| N829JB | Champion 7GCAA |
Fixed-wing, single engine | Individual owner Georgia |
Standard | 2020-10-20 | ValidFAA registration status code V: Valid registration. All codes |
| N9067D | Piper PA-18A 150 |
Fixed-wing, single engine | Individual owner Alaska |
Restricted | 2020-10-20 | ValidFAA registration status code V: Valid registration. All codes |
| N129SY | Cessna 172N |
Fixed-wing, single engine | Individual owner Maine |
Standard | 2020-10-19 | ValidFAA registration status code V: Valid registration. All codes |
| N4044G | Piper PA-18A 150 |
Fixed-wing, single engine | Flyrs Field Anchorage, Alaska |
Standard | 2020-10-19 | ValidFAA registration status code V: Valid registration. All codes |
| N73307 | Cessna 172M |
Fixed-wing, single engine | Ftk Aviation LLC Evans, Georgia |
Standard | 2020-10-19 | ValidFAA registration status code V: Valid registration. All codes |
| N78RF | Piper PA-22-160 |
Fixed-wing, single engine | Individual owner Tennessee |
Standard | 2020-10-19 | ValidFAA registration status code V: Valid registration. All codes |
| N919RF | Piper PA-28-161 |
Fixed-wing, single engine | Region Flyers LLC Valparaiso, Indiana |
Standard | 2020-10-19 | ValidFAA registration status code V: Valid registration. All codes |
| N929BY | York William H RV6 |
Fixed-wing, single engine | Individual owner Texas |
Experimental | 2020-10-19 | ValidFAA registration status code V: Valid registration. All codes |
| N100TH | Hedding Tim EAA BIPLANE P2 |
Fixed-wing, single engine | Individual owner Texas |
Experimental | 2020-10-17 | ValidFAA registration status code V: Valid registration. All codes |
| N238LS | South Florida Ultralights Inc VANS RV-9A |
Fixed-wing, single engine | Individual owner Pennsylvania |
Experimental | 2020-10-17 | ValidFAA registration status code V: Valid registration. All codes |
| N322CT | Piper PA-28-161 |
Fixed-wing, single engine | Grover Michael P Palm Coast, Florida |
Standard | 2020-10-17 | ValidFAA registration status code V: Valid registration. All codes |
| N43154 | Piper PA-28-140 |
Fixed-wing, single engine | Co-owned owner Texas |
Standard | 2020-10-17 | ValidFAA registration status code V: Valid registration. All codes |
| N7770C | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Kentucky |
Standard | 2020-10-17 | ValidFAA registration status code V: Valid registration. All codes |
| N8616D | Piper PA-22-160 |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2020-10-17 | ValidFAA registration status code V: Valid registration. All codes |
| N156AS | Beech B19 |
Fixed-wing, single engine | Individual owner Washington |
Standard | 2020-10-16 | ValidFAA registration status code V: Valid registration. All codes |
| N2496P | Piper PA-18A |
Fixed-wing, single engine | Tri M LLC Nikiski, Alaska |
Standard | 2020-10-16 | ValidFAA registration status code V: Valid registration. All codes |
| N6814J | Piper PA-28-140 |
Fixed-wing, single engine | Tavzel Aviation LLC Portland, Indiana |
Standard | 2020-10-16 | ValidFAA registration status code V: Valid registration. All codes |
| N75985 | Cessna 172N |
Fixed-wing, single engine | Co-owned owner Washington |
Standard | 2020-10-16 | ValidFAA registration status code V: Valid registration. All codes |
| N8218C | Piper PA-28-151 |
Fixed-wing, single engine | Stargazer Aviation LLC Clearwater, Florida |
Standard | 2020-10-16 | ValidFAA registration status code V: Valid registration. All codes |
| N9359D | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2020-10-16 | ValidFAA registration status code V: Valid registration. All codes |
| N12973 | Cessna 172M |
Fixed-wing, single engine | Mor Aviation LLC Gaithersburg, Maryland |
Standard | 2020-10-15 | 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.
