Engines · piston (reciprocating) · data as of October 5, 2026

Lycoming O-320 series

27,316 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 (9,463 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 Skyhawk9,463Piper PA-28 Cherokee, Warrior, Archer and Arrow6,844Piper PA-18 Super Cub2,393Piper PA-22 Tri-Pacer and Colt1,660Grumman American Avn. Corp. AA-5 Traveler, Cheetah and Tiger566Bellanca 7 Citabria563Cessna 177 Cardinal398Piper PA-23 Apache and Aztec347Robinson R22276Champion 7 Citabria and Champ266American Champion Aircraft 7 Citabria and Champ249Piper PA-12 Super Cruiser149

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

Texas2,349California2,123Florida2,075Alaska1,796Washington1,004Ohio731Georgia718Minnesota686North Carolina674Arizona659

Kind of aircraft

Piston singles26,598 (97%)Piston twins414 (2%)Helicopters303 (1%)Gliders1 (0.0%)

When the aircraft were built by decade

Connections how this engine series links to the rest of the register

Fitted to

Cessna 172 Skyhawk 9,463 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

Where they are

Texas 2,349 of these aircraft
California 2,123 of these aircraft
Florida 2,075 of these aircraft
Alaska 1,796 of these aircraft
Washington 1,004 of these aircraft

Biggest operators

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

Analytics

These connections as data: /graph/engine/lycoming-o-320-series.json · about the eFlight graph.

Aircraft newest certificates first · 27,316

Tail no.	Maker and model	Group	Owner and base	Certificate	Registered	Status
N1291C	Piper PA-18A	Fixed-wing, single engine	Vand Flyve Klub Newfolden, Minnesota	Multiple	2026-10-05	Valid
N44036	Piper PA-28-151	Fixed-wing, single engine	Dorrobrook LLC Lacey, Washington	Standard	2026-10-05	Valid
N9390E	Cessna 172N	Fixed-wing, single engine	Amerigo Intl LLC Miami, Florida	Standard	2026-10-05	Valid
N67BF	American Champion Aircraft 7GCAA	Fixed-wing, single engine	High Key Aviation LLC Windsor, Virginia	Standard	2026-10-04	Valid
N688CA	Cessna 172M	Fixed-wing, single engine	Better Southlake Properties LLC Pagosa Springs, Colorado	Standard	2026-10-04	Valid
N4064P	Piper PA-23-160	Fixed-wing, multi-engine	Vali Air Service LLC Livingston, Montana	Standard	2026-10-03	Valid
N5916U	Piper PA-28-140	Fixed-wing, single engine	Forsman Airways LLC Glenwood, Minnesota	Standard	2026-10-03	Valid
N150MM	Easter William C M-1	Fixed-wing, single engine	Individual owner Michigan	Experimental	2026-10-02	Valid
N4694R	Piper PA-28-140	Fixed-wing, single engine	Individual owner Missouri	Standard	2026-10-02	Valid
N522KP	Robinson Helicopter R22 BETA	Helicopter	Individual owner Indiana	Standard	2026-10-02	Valid
N6618D	Cessna 172N	Fixed-wing, single engine	Stein Air LLC New Ringgold, Pennsylvania	Standard	2026-10-02	Valid
N13095	Cessna 172M	Fixed-wing, single engine	Air Ally Asset Management LLC Chisago City, Minnesota	Standard	2026-10-01	Valid
N3864Z	Piper PA-18-150	Fixed-wing, single engine	Horizon Transportation and Rentals LLC Phoenix, Arizona	Multiple	2026-10-01	Valid
N5301E	Cessna 172N	Fixed-wing, single engine	Individual owner Texas	Standard	2026-10-01	Valid
N8200V	Piper PA-28-161	Fixed-wing, single engine	Hills Holding Newark, Delaware	Standard	2026-10-01	Valid
N1823T	Piper PA-28-140	Fixed-wing, single engine	Individual owner Iowa	Standard	2026-09-30	Valid
N19840	Cessna 172M	Fixed-wing, single engine	Tri-Star Aviation INC La Porte, Texas	Standard	2026-09-30	Valid
N2911	Thorp T-18	Fixed-wing, single engine	Individual owner Wisconsin	Experimental	2026-09-30	Valid
N3371E	Cessna 172N	Fixed-wing, single engine	Wings Over Texas Holdings LLC Denton, Texas	Standard	2026-09-30	Valid
N4339R	Cessna 172M	Fixed-wing, single engine	Individual owner Ohio	Standard	2026-09-30	Valid
N47636	Piper PA-28-161	Fixed-wing, single engine	Caribbean Flyers LLC Elizabeth City, North Carolina	Standard	2026-09-30	Valid
N733FG	Cessna 172N	Fixed-wing, single engine	Pnw Aircraft Holdings LLC Issaquah, Washington	Standard	2026-09-30	Valid
N738MR	Cessna 172N	Fixed-wing, single engine	New World Air LLC Orland Park, Illinois	Standard	2026-09-30	Valid
N8502D	Piper PA-22-150	Fixed-wing, single engine	Individual owner Wisconsin	Standard	2026-09-30	Valid
N9884D	Piper PA-18-150	Fixed-wing, single engine	Co-owned owner Alaska	Multiple	2026-09-30	Valid
N2190P	Piper PA-23	Fixed-wing, multi-engine	N2190P LLC Titusville, Florida	Standard	2026-09-29	Valid
N443JB	Baldwin James H RV-6	Fixed-wing, single engine	Individual owner Ohio	Experimental	2026-09-29	Valid
N7368J	Cessna 172N	Fixed-wing, single engine	Dylan Branch LLC Tomball, Texas	Standard	2026-09-29	Valid
N7446D	Piper PA-22-150	Fixed-wing, single engine	Individual owner Texas	Restricted	2026-09-29	Valid
N869RV	Ping Roger P RV-9	Fixed-wing, single engine	Individual owner Massachusetts	Experimental	2026-09-29	Valid
N9058L	Champion 7GCAA	Fixed-wing, single engine	Individual owner Pennsylvania	Standard	2026-09-29	Valid
N9930U	Grumman American Avn. Corp. AA-5A	Fixed-wing, single engine	Individual owner Pennsylvania	Standard	2026-09-29	Valid
N12885	Cessna 172M	Fixed-wing, single engine	Above & Beyond Aviation LLC Sandy Hook, Connecticut	Standard	2026-09-28	Valid
N64456	Cessna 172M	Fixed-wing, single engine	Withheld at owner's request	Standard	2026-09-28	Valid
N64173	Cessna 172M	Fixed-wing, single engine	Training Planes LLC Tampa, Florida	Standard	2026-09-26	Valid
N80909	Globe GC-1B	Fixed-wing, single engine	Individual owner Florida	Standard	2026-09-26	Valid
N8334L	Cessna 172I	Fixed-wing, single engine	Airspeed Marketing Bravo LLC Phoenix, Arizona	Standard	2026-09-26	Valid
N9439K	Piper PA-28-140	Fixed-wing, single engine	Airspeed Marketing Bravo LLC Phoenix, Arizona	Standard	2026-09-26	Valid
N3199T	Cessna 177	Fixed-wing, single engine	Mortgage Experts LLC Homestead, Florida	Standard	2026-09-25	Valid
N3522K	Piper PA-28-140	Fixed-wing, single engine	Asap Realty LLC Stroud, Oklahoma	Standard	2026-09-25	Valid
N4697R	Piper PA-28-140	Fixed-wing, single engine	Individual owner Minnesota	Standard	2026-09-25	Valid
N6378W	Piper PA-28-140	Fixed-wing, single engine	Sevin Aviation LLC Cypress, Texas	Standard	2026-09-25	Valid
N654AL	Cessna 172N	Fixed-wing, single engine	Individual owner Tennessee	Standard	2026-09-25	Valid
N822ML	Cessna 172M	Fixed-wing, single engine	Mojo Flight Group LLC Gainesville, Georgia	Standard	2026-09-25	Valid
N9138H	Cessna 172M	Fixed-wing, single engine	Mojo Flight Group LLC Gainesville, Georgia	Standard	2026-09-25	Valid
N988BG	Cessna 172M	Fixed-wing, single engine	Mojo Flight Group LLC Gainesville, Georgia	Standard	2026-09-25	Valid
N193GC	Robinson Helicopter R22 BETA	Helicopter	Tnt Machining Company LLC Russell, Kentucky	Standard	2026-09-24	Valid
N16534	Piper PA-28-140	Fixed-wing, single engine	Individual owner North Carolina	Standard	2026-09-23	Valid
N26757	Gulfstream American Corp AA-5A	Fixed-wing, single engine	Individual owner Georgia	Standard	2026-09-23	Valid
N273EB	Cessna 172N	Fixed-wing, single engine	North Country Aircraft Holdings LLC Watertown, New York	Standard	2026-09-23	Valid
N29667	Cessna 177	Fixed-wing, single engine	Co-owned owner Tennessee	Standard	2026-09-23	Valid
N32627	Piper PA-28-140	Fixed-wing, single engine	Individual owner Tennessee	Standard	2026-09-23	Valid
N4873F	Piper PA-28-140	Fixed-wing, single engine	Firebrand Nation Knoxville, Tennessee	Standard	2026-09-23	Valid
N5095R	Cessna 172M	Fixed-wing, single engine	Training Planes LLC Tampa, Florida	Standard	2026-09-23	Valid
N5373T	Piper PA-28-140	Fixed-wing, single engine	Horizon Aviation LLC Brooks, Georgia	Standard	2026-09-23	Valid
N733DN	Cessna 172N	Fixed-wing, single engine	Training Planes LLC Tampa, Florida	Standard	2026-09-23	Valid
N739AJ	Cessna 172N	Fixed-wing, single engine	Aviation Adventures LLC Billings, Montana	Standard	2026-09-23	Valid
N95476	Piper PA-28-140	Fixed-wing, single engine	Individual owner Virginia	Standard	2026-09-23	Valid
N2858Q	Cessna 172L	Fixed-wing, single engine	Kelley Aircraft LLC Weyers Cave, Virginia	Standard	2026-09-22	Valid
N4067Z	Piper PA-18-150	Fixed-wing, single engine	Individual owner New York	Multiple	2026-09-22	Valid
N50SE	Piper PA-28-151	Fixed-wing, single engine	Co-owned owner Alaska	Standard	2026-09-22	Valid
N5118H	Piper PA-14	Fixed-wing, single engine	Co-owned owner Alaska	Standard	2026-09-22	Valid
N6234L	Marks Donald P RV-4	Fixed-wing, single engine	Co-owned owner Texas	Experimental	2026-09-22	Valid
N6584T	Beech 19A	Fixed-wing, single engine	Co-owned owner Pennsylvania	Standard	2026-09-22	Valid
N9977Y	Piper PA-18-150	Fixed-wing, single engine	Individual owner New York	Restricted	2026-09-22	Valid
N103JK	Piper PA-28-151	Fixed-wing, single engine	Individual owner Virginia	Standard	2026-09-21	Valid
N121KA	Cessna 172M	Fixed-wing, single engine	Air Ally Asset Management LLC Chisago City, Minnesota	Standard	2026-09-21	Valid
N4244Q	Cessna 172L	Fixed-wing, single engine	Individual owner Georgia	Standard	2026-09-21	Valid
N43037	Piper PA-28-161	Fixed-wing, single engine	Individual owner Texas	Standard	2026-09-21	Valid
N56617	Piper PA-28-140	Fixed-wing, single engine	Cherokee N56090 LLC Jackson, Georgia	Standard	2026-09-21	Valid
N6825B	Piper PA-22-150	Fixed-wing, single engine	Individual owner Alaska	Standard	2026-09-21	Valid
N7625S	Bellanca 7GCAA	Fixed-wing, single engine	N4457S LLC Southport, North Carolina	Standard	2026-09-21	Valid
N2899T	Piper PA-28-140	Fixed-wing, single engine	Lessley Aviation LLC Winona, Mississippi	Standard	2026-09-20	Valid
N8266E	Cessna 172N	Fixed-wing, single engine	Propel Air LLC Pottstown, Pennsylvania	Standard	2026-09-20	Valid
N3292P	Piper PA-23-160	Fixed-wing, multi-engine	Crosswindz Ranch LLC Seminole, Texas	Standard	2026-09-19	Valid
N4382Z	Piper PA-18-150	Fixed-wing, single engine	Individual owner Kansas	Standard	2026-09-19	Valid
N4465R	Cessna 172M	Fixed-wing, single engine	Ck Leasing Services LLC Wilmington, Delaware	Standard	2026-09-19	Valid
N7813W	Piper PA-28-180	Fixed-wing, single engine	Mnt Aviation LLC Fairmont, West Virginia	Standard	2026-09-19	Valid
N79071	Cessna 172K	Fixed-wing, single engine	Individual owner Kentucky	Standard	2026-09-19	Valid
N2983Z	Piper PA-18A 150	Fixed-wing, single engine	Individual owner Texas	Standard	2026-09-18	Valid
N50616	Bellanca 7GCBC	Fixed-wing, single engine	Individual owner Alaska	Standard	2026-09-18	Valid
N1351U	Cessna 172M	Fixed-wing, single engine	Individual owner Louisiana	Standard	2026-09-17	Valid
N227SF	American Champion Aircraft 7GCAA	Fixed-wing, single engine	Individual owner West Virginia	Standard	2026-09-17	Valid
N3089T	Piper PA-28-140	Fixed-wing, single engine	Co-owned owner Washington	Standard	2026-09-17	Valid
N4156N	Piper PA-18-150	Fixed-wing, single engine	Foothill Aviation LLC Homer, Alaska	Standard	2026-09-17	Valid
N5872L	American AA-5	Fixed-wing, single engine	Individual owner Tennessee	Standard	2026-09-17	Valid
N603CB	Haigh Richard B VANS RV-6A	Fixed-wing, single engine	Inverted Assets LLC Vernal, Utah	Experimental	2026-09-17	Valid
N6287W	Piper PA-28-140	Fixed-wing, single engine	Individual owner Louisiana	Standard	2026-09-17	Valid
N737KE	Cessna 172N	Fixed-wing, single engine	247 Aviation LLC Palm Coast, Florida	Standard	2026-09-17	Valid
N737WE	Cessna 172N	Fixed-wing, single engine	Wild Eagle Aviation LLC Arvada, Colorado	Standard	2026-09-17	Valid
N9875M	Cessna 172L	Fixed-wing, single engine	Individual owner Arkansas	Standard	2026-09-17	Valid
N19682	Cessna 172L	Fixed-wing, single engine	Co-owned owner Colorado	Standard	2026-09-16	Valid
N321VB	Piper PA-18	Fixed-wing, single engine	Individual owner Texas	Multiple	2026-09-16	Valid
N3936M	Piper PA-28-161	Fixed-wing, single engine	Atd Pilot Training LLC Kansas City, Missouri	Standard	2026-09-16	Valid
N4014E	Piper PA-18-150	Fixed-wing, single engine	Individual owner Alaska	Multiple	2026-09-16	Valid
N422BB	Fisher Richard T GLASAIR-SH2	Fixed-wing, single engine	Individual owner Virginia	Experimental	2026-09-16	Valid
N4391X	Piper PA-28-151	Fixed-wing, single engine	Co-owned owner California	Standard	2026-09-16	Valid
N5131R	Cessna 172M	Fixed-wing, single engine	Mlt Operations LLC Traverse City, Michigan	Standard	2026-09-16	Valid
N55LG	Cessna 172I	Fixed-wing, single engine	Individual owner Florida	Standard	2026-09-16	Valid
N5628F	Piper PA-28-151	Fixed-wing, single engine	Individual owner Louisiana	Standard	2026-09-16	Valid

Source: FAA Civil Aviation Registry, Releasable Aircraft Database (the engine reference table and each aircraft's engine code), October 5, 2026. Horsepower and thrust are the FAA's figures for the series, not for a particular aircraft.