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 |
|---|---|---|---|---|---|---|
| N9758D | Piper PA-22-160 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2025-08-12 | ValidFAA registration status code V: Valid registration. All codes |
| N1366B | Luscombe 8F |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2025-08-11 | ValidFAA registration status code V: Valid registration. All codes |
| N221ND | Piper PA-28-161 |
Fixed-wing, single engine | Co-owned owner Vermont |
Standard | 2025-08-11 | ValidFAA registration status code V: Valid registration. All codes |
| N2942X | Cessna 177 |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2025-08-11 | ValidFAA registration status code V: Valid registration. All codes |
| N54838 | Cessna 172P |
Fixed-wing, single engine | Draco Flight School DBA Chino, California |
Standard | 2025-08-11 | ValidFAA registration status code V: Valid registration. All codes |
| N78239 | Cessna 172K |
Fixed-wing, single engine | Draco Flight School DBA Chino, California |
Standard | 2025-08-11 | ValidFAA registration status code V: Valid registration. All codes |
| N95259 | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2025-08-11 | ValidFAA registration status code V: Valid registration. All codes |
| N18XM | Bellanca 7GCBC |
Fixed-wing, single engine | Individual owner Minnesota |
Standard | 2025-08-10 | ValidFAA registration status code V: Valid registration. All codes |
| N46744 | Cessna 172K |
Fixed-wing, single engine | Harrison Airplane LLC Cynthiana, Kentucky |
Standard | 2025-08-10 | ValidFAA registration status code V: Valid registration. All codes |
| N8786E | Piper PA-28-151 |
Fixed-wing, single engine | Luv 2 Fly Ada LLC Ada, Oklahoma |
Standard | 2025-08-10 | ValidFAA registration status code V: Valid registration. All codes |
| N54003 | Cessna 172P |
Fixed-wing, single engine | Albuquerque Aviation Academy Albuquerque, New Mexico |
Standard | 2025-08-09 | ValidFAA registration status code V: Valid registration. All codes |
| N70386 | Cessna 172M |
Fixed-wing, single engine | Individual owner Tennessee |
Standard | 2025-08-09 | ValidFAA registration status code V: Valid registration. All codes |
| N82754 | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Idaho |
Standard | 2025-08-09 | ValidFAA registration status code V: Valid registration. All codes |
| N9574S | Champion 7GCAA |
Fixed-wing, single engine | Individual owner Wisconsin |
Standard | 2025-08-09 | ValidFAA registration status code V: Valid registration. All codes |
| N248GT | Cessna 172P |
Fixed-wing, single engine | Individual owner Georgia |
Standard | 2025-08-08 | ValidFAA registration status code V: Valid registration. All codes |
| N29422 | Cessna 177 |
Fixed-wing, single engine | Kmz Transport & Leasing Services LLC Bradenton, Florida |
Standard | 2025-08-08 | ValidFAA registration status code V: Valid registration. All codes |
| N44682 | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Colorado |
Standard | 2025-08-08 | ValidFAA registration status code V: Valid registration. All codes |
| N4887G | Cessna 172N |
Fixed-wing, single engine | Southern Aero LLC Homestead, Florida |
Standard | 2025-08-08 | ValidFAA registration status code V: Valid registration. All codes |
| N5055R | Cessna 172M |
Fixed-wing, single engine | Great Lakes Air Ventures LLC Mason, Michigan |
Standard | 2025-08-08 | ValidFAA registration status code V: Valid registration. All codes |
| N733EB | Cessna 172N |
Fixed-wing, single engine | B&R Aircraft LLC Wadsworth, Ohio |
Standard | 2025-08-08 | ValidFAA registration status code V: Valid registration. All codes |
| N123BV | Piper PA-22-160 |
Fixed-wing, single engine | Infinity Metalworks INC Newton, Kansas |
Standard | 2025-08-07 | ValidFAA registration status code V: Valid registration. All codes |
| N19867 | Cessna 172M |
Fixed-wing, single engine | Georges Aviation Services INC Honolulu, Hawaii |
Standard | 2025-08-07 | ValidFAA registration status code V: Valid registration. All codes |
| N2250B | Piper PA-28-161 |
Fixed-wing, single engine | Co-owned owner Connecticut |
Standard | 2025-08-07 | ValidFAA registration status code V: Valid registration. All codes |
| N2311X | Robinson Helicopter R22 BETA |
Helicopter | Individual owner Minnesota |
Standard | 2025-08-07 | ValidFAA registration status code V: Valid registration. All codes |
| N44485 | Piper PA-28-151 |
Fixed-wing, single engine | Kmr Aero LLC Mount Sterling, Kentucky |
Standard | 2025-08-07 | ValidFAA registration status code V: Valid registration. All codes |
| N52220 | Cessna 172P |
Fixed-wing, single engine | Individual owner Wisconsin |
Standard | 2025-08-07 | ValidFAA registration status code V: Valid registration. All codes |
| N5585W | Piper PA-28 |
Fixed-wing, single engine | Individual owner Minnesota |
Standard | 2025-08-07 | ValidFAA registration status code V: Valid registration. All codes |
| N6009W | Piper PA-28-140 |
Fixed-wing, single engine | Co-owned owner West Virginia |
Standard | 2025-08-07 | ValidFAA registration status code V: Valid registration. All codes |
| N6815B | Piper PA-22-150 |
Fixed-wing, single engine | Copper River Airmotive LLC Copper Center, Alaska |
Standard | 2025-08-07 | ValidFAA registration status code V: Valid registration. All codes |
| N7113D | Piper PA-22-150 |
Fixed-wing, single engine | N7113D LLC Ardmore, Oklahoma |
Standard | 2025-08-07 | ValidFAA registration status code V: Valid registration. All codes |
| N7228J | Piper PA-28-140 |
Fixed-wing, single engine | Redhanded LLC Dover, Delaware |
Standard | 2025-08-07 | ValidFAA registration status code V: Valid registration. All codes |
| N7255Q | Cessna 172L |
Fixed-wing, single engine | Sierra Sky Aviation LLC Kalispell, Montana |
Standard | 2025-08-07 | ValidFAA registration status code V: Valid registration. All codes |
| N7559R | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2025-08-07 | ValidFAA registration status code V: Valid registration. All codes |
| N8191D | Piper PA-18A 150 |
Fixed-wing, single engine | Swede Aviation LLC Tucson, Arizona |
Standard | 2025-08-07 | ValidFAA registration status code V: Valid registration. All codes |
| N839RV | Edwards Edgar A RV-9A |
Fixed-wing, single engine | High Performance Aircraft Products LLC Bloomer, Wisconsin |
Experimental | 2025-08-07 | ValidFAA registration status code V: Valid registration. All codes |
| N1431U | Cessna 172M |
Fixed-wing, single engine | La Mooneytte LLC Seabrook, South Carolina |
Standard | 2025-08-06 | ValidFAA registration status code V: Valid registration. All codes |
| N24023 | Connell Ralph RV6A |
Fixed-wing, single engine | R14Alpha Aviation LLC Dover, Delaware |
Experimental | 2025-08-06 | ValidFAA registration status code V: Valid registration. All codes |
| N2854Z | Piper PA-22-160 |
Fixed-wing, single engine | Intermountain Aviation LLC Missoula, Montana |
Standard | 2025-08-06 | ValidFAA registration status code V: Valid registration. All codes |
| N341FC | Cessna 172N |
Fixed-wing, single engine | Condor Aero Club INC Zelienople, Pennsylvania |
Standard | 2025-08-06 | ValidFAA registration status code V: Valid registration. All codes |
| N3570E | Cessna 172N |
Fixed-wing, single engine | Blackbird Aviation CORP Van Nuys, California |
Standard | 2025-08-06 | ValidFAA registration status code V: Valid registration. All codes |
| N3583Z | Piper PA-18A 150 |
Fixed-wing, single engine | Co-owned owner Alaska |
Standard | 2025-08-06 | ValidFAA registration status code V: Valid registration. All codes |
| N51WD | Dawson Billy HATZ-CLASSIC-HC-1 |
Fixed-wing, single engine | Individual owner Georgia |
Experimental | 2025-08-06 | ValidFAA registration status code V: Valid registration. All codes |
| N5259H | Cessna 172M |
Fixed-wing, single engine | Individual owner Michigan |
Standard | 2025-08-06 | ValidFAA registration status code V: Valid registration. All codes |
| N5329W | Piper PA-28 |
Fixed-wing, single engine | Individual owner Illinois |
Standard | 2025-08-06 | ValidFAA registration status code V: Valid registration. All codes |
| N5851U | Piper PA-28-140 |
Fixed-wing, single engine | Foothill Aircraft Sales & Service INC Upland, California |
Standard | 2025-08-06 | ValidFAA registration status code V: Valid registration. All codes |
| N6330R | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2025-08-06 | ValidFAA registration status code V: Valid registration. All codes |
| N8743N | Piper PA-28-140 |
Fixed-wing, single engine | Withheld at owner's request | Standard | 2025-08-06 | ValidFAA registration status code V: Valid registration. All codes |
| N12617 | Cessna 172M |
Fixed-wing, single engine | Co-owned owner Texas |
Standard | 2025-08-05 | ValidFAA registration status code V: Valid registration. All codes |
| N13748 | Cessna 172M |
Fixed-wing, single engine | Ries Farms LLC Hastings, Minnesota |
Standard | 2025-08-05 | ValidFAA registration status code V: Valid registration. All codes |
| N151RV | Stribling Ken RV6-A |
Fixed-wing, single engine | Individual owner Colorado |
Experimental | 2025-08-05 | ValidFAA registration status code V: Valid registration. All codes |
| N20837 | Cessna 172M |
Fixed-wing, single engine | Mjm Enterprise Holdings LLC Drexel, Missouri |
Standard | 2025-08-05 | ValidFAA registration status code V: Valid registration. All codes |
| N3117Z | Piper PA-22-150 |
Fixed-wing, single engine | Individual owner Alabama |
Standard | 2025-08-05 | ValidFAA registration status code V: Valid registration. All codes |
| N41FA | Cessna 172N |
Fixed-wing, single engine | Kingsky Flight Academy LLC Lakeland, Florida |
Standard | 2025-08-05 | ValidFAA registration status code V: Valid registration. All codes |
| N4414J | Piper PA-28-140 |
Fixed-wing, single engine | Htf Aviation LLC Kalispell, Montana |
Standard | 2025-08-05 | ValidFAA registration status code V: Valid registration. All codes |
| N6379C | Piper PA-28-161 |
Fixed-wing, single engine | Individual owner Michigan |
Standard | 2025-08-05 | ValidFAA registration status code V: Valid registration. All codes |
| N734WF | Cessna 172N |
Fixed-wing, single engine | Individual owner Arkansas |
Standard | 2025-08-05 | ValidFAA registration status code V: Valid registration. All codes |
| N7369J | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Virginia |
Standard | 2025-08-05 | ValidFAA registration status code V: Valid registration. All codes |
| N98319 | Piper PA-28-140 |
Fixed-wing, single engine | Restin Air LLC Kalispell, Montana |
Standard | 2025-08-05 | ValidFAA registration status code V: Valid registration. All codes |
| N12243 | Cessna 172M |
Fixed-wing, single engine | Phoenix Sky Aviation LLC Gilbert, Arizona |
Standard | 2025-08-04 | ValidFAA registration status code V: Valid registration. All codes |
| N123VC | Cessna 172M |
Fixed-wing, single engine | San Bernardino Community College District San Bernardino, California |
Standard | 2025-08-04 | ValidFAA registration status code V: Valid registration. All codes |
| N13330 | Cessna 172M |
Fixed-wing, single engine | Individual owner Kentucky |
Standard | 2025-08-04 | ValidFAA registration status code V: Valid registration. All codes |
| N1852J | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2025-08-04 | ValidFAA registration status code V: Valid registration. All codes |
| N237ML | Piper PA-18A 150 |
Fixed-wing, single engine | N237Ml LLC Glennallen, Alaska |
Standard | 2025-08-04 | ValidFAA registration status code V: Valid registration. All codes |
| N381FC | Piper PA-28-151 |
Fixed-wing, single engine | Individual owner Missouri |
Standard | 2025-08-04 | ValidFAA registration status code V: Valid registration. All codes |
| N544WB | Kincaid Wade VANS RV 6-A |
Fixed-wing, single engine | Charlie Foxtrot Airworks LLC Jacksboro, Texas |
Experimental | 2025-08-04 | ValidFAA registration status code V: Valid registration. All codes |
| N55094 | Piper PA-28-140 |
Fixed-wing, single engine | Remedy Aviation LLC Langford, South Dakota |
Standard | 2025-08-04 | ValidFAA registration status code V: Valid registration. All codes |
| N6768J | Piper PA-28-140 |
Fixed-wing, single engine | Suncoast Flight Training LLC Sarasota, Florida |
Standard | 2025-08-04 | ValidFAA registration status code V: Valid registration. All codes |
| N6948W | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Georgia |
Standard | 2025-08-04 | ValidFAA registration status code V: Valid registration. All codes |
| N765AC | American Champion Aircraft 7GCBC |
Fixed-wing, single engine | Individual owner Kentucky |
Standard | 2025-08-04 | ValidFAA registration status code V: Valid registration. All codes |
| N82065 | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2025-08-04 | ValidFAA registration status code V: Valid registration. All codes |
| N172WJ | Cessna 172M |
Fixed-wing, single engine | Blue Skies Flight Training LLC Gainesville, Florida |
Standard | 2025-08-02 | ValidFAA registration status code V: Valid registration. All codes |
| N2300L | Beech 23 |
Fixed-wing, single engine | Av8N Idaho LLC Greenleaf, Idaho |
Standard | 2025-08-02 | ValidFAA registration status code V: Valid registration. All codes |
| N6338R | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Indiana |
Standard | 2025-08-02 | ValidFAA registration status code V: Valid registration. All codes |
| N155DK | Socata TB 9 TAMPICO |
Fixed-wing, single engine | Individual owner New York |
Standard | 2025-08-01 | ValidFAA registration status code V: Valid registration. All codes |
| N20471 | Cessna 172M |
Fixed-wing, single engine | Cp Aircraft Leasing LLC Danville, California |
Standard | 2025-08-01 | ValidFAA registration status code V: Valid registration. All codes |
| N4583R | Piper PA-28-140 |
Fixed-wing, single engine | Dmac Aircraft LLC Savannah, Georgia |
Standard | 2025-08-01 | ValidFAA registration status code V: Valid registration. All codes |
| N46344 | Cessna 172K |
Fixed-wing, single engine | Individual owner Minnesota |
Standard | 2025-08-01 | ValidFAA registration status code V: Valid registration. All codes |
| N523K | Hensel Daryle A RV 6 |
Fixed-wing, single engine | Individual owner Utah |
Experimental | 2025-08-01 | ValidFAA registration status code V: Valid registration. All codes |
| N6806B | Piper PA-22-150 |
Fixed-wing, single engine | Co-owned owner Arkansas |
Standard | 2025-08-01 | ValidFAA registration status code V: Valid registration. All codes |
| N6949B | Piper PA-22-150 |
Fixed-wing, single engine | Co-owned owner Alaska |
Standard | 2025-08-01 | ValidFAA registration status code V: Valid registration. All codes |
| N738PH | Cessna 172N |
Fixed-wing, single engine | Individual owner Virginia |
Standard | 2025-08-01 | ValidFAA registration status code V: Valid registration. All codes |
| N79915 | Cessna 172K |
Fixed-wing, single engine | Jersey Aviation LLC East Orange, New Jersey |
Standard | 2025-08-01 | ValidFAA registration status code V: Valid registration. All codes |
| N83009 | Piper PA-28-161 |
Fixed-wing, single engine | Paris Air INC Vero Beach, Florida |
Standard | 2025-08-01 | ValidFAA registration status code V: Valid registration. All codes |
| N1303C | Piper PA-22-135 |
Fixed-wing, single engine | Individual owner Arkansas |
Standard | 2025-07-31 | ValidFAA registration status code V: Valid registration. All codes |
| N4814C | Cessna 172P |
Fixed-wing, single engine | Kingsky Flight Academy LLC Lakeland, Florida |
Standard | 2025-07-31 | ValidFAA registration status code V: Valid registration. All codes |
| N64538 | Cessna 172M |
Fixed-wing, single engine | Co-owned owner California |
Standard | 2025-07-31 | ValidFAA registration status code V: Valid registration. All codes |
| N78358 | Cessna 172K |
Fixed-wing, single engine | All American Aviation LLC Fort Worth, Texas |
Standard | 2025-07-31 | ValidFAA registration status code V: Valid registration. All codes |
| N8466L | Cessna 172I |
Fixed-wing, single engine | Wild Blue Yonder LLC Lewes, Delaware |
Standard | 2025-07-31 | ValidFAA registration status code V: Valid registration. All codes |
| N9047D | Piper PA-22-160 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2025-07-31 | ValidFAA registration status code V: Valid registration. All codes |
| N1190M | Cessna 172K |
Fixed-wing, single engine | Individual owner Georgia |
Standard | 2025-07-30 | ValidFAA registration status code V: Valid registration. All codes |
| N290KC | Robinson Helicopter R22 BETA |
Helicopter | Tsunami Skydivers INC Las Vegas, Nevada |
Standard | 2025-07-30 | ValidFAA registration status code V: Valid registration. All codes |
| N35345 | Cessna 172I |
Fixed-wing, single engine | Flight One Holdings LLC Devils Lake, North Dakota |
Standard | 2025-07-30 | ValidFAA registration status code V: Valid registration. All codes |
| N4392M | Piper PA-12 |
Fixed-wing, single engine | Individual owner Nebraska |
Standard | 2025-07-30 | ValidFAA registration status code V: Valid registration. All codes |
| N4440Z | Piper PA-18-150 |
Fixed-wing, single engine | Individual owner Nebraska |
Standard | 2025-07-30 | ValidFAA registration status code V: Valid registration. All codes |
| N5271W | Piper PA-28 |
Fixed-wing, single engine | Brown Thrasher Aero LLC Midland, Georgia |
Standard | 2025-07-30 | ValidFAA registration status code V: Valid registration. All codes |
| N5291S | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Washington |
Standard | 2025-07-30 | ValidFAA registration status code V: Valid registration. All codes |
| N53236 | Cessna 172P |
Fixed-wing, single engine | Principles of Flight Training LLC Lees Summit, Missouri |
Standard | 2025-07-30 | ValidFAA registration status code V: Valid registration. All codes |
| N5451L | Grumman American Avn. Corp. AA-5 |
Fixed-wing, single engine | Individual owner Utah |
Standard | 2025-07-30 | ValidFAA registration status code V: Valid registration. All codes |
| N6440R | Piper PA-28-140 |
Fixed-wing, single engine | Air George LLC Oblong, Illinois |
Standard | 2025-07-30 | ValidFAA registration status code V: Valid registration. All codes |
| N734FQ | Cessna 172N |
Fixed-wing, single engine | Individual owner Washington |
Standard | 2025-07-30 | 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 7, 2026. Horsepower and thrust are the FAA's figures for the series, not for a particular aircraft.
