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
N738MH	Cessna 172N	Fixed-wing, single engine	Curtis Creek Aviation LLC Kalispell, Montana	Standard	2026-08-26	Valid
N80307	Cessna 172M	Fixed-wing, single engine	Individual owner Oklahoma	Standard	2026-08-26	Valid
N87052	Bellanca 7GCBC	Fixed-wing, single engine	Individual owner Montana	Standard	2026-08-26	Valid
N88MR	Milligan Ralph D THORP T-18	Fixed-wing, single engine	Individual owner Wisconsin	Experimental	2026-08-26	Valid
N98584	Cessna 172P	Fixed-wing, single engine	Individual owner Hawaii	Restricted	2026-08-26	Valid
N9947W	Piper PA-28-140	Fixed-wing, single engine	Individual owner Maine	Standard	2026-08-26	Valid
N2399H	Piper PA-18-150	Fixed-wing, single engine	Co-owned owner Kansas	Standard	2026-08-25	Valid
N3837P	Piper PA-14	Fixed-wing, single engine	Individual owner Alaska	Standard	2026-08-25	Valid
N4446J	Piper PA-28-140	Fixed-wing, single engine	Individual owner North Dakota	Standard	2026-08-25	Valid
N46567	Cessna 172K	Fixed-wing, single engine	Individual owner Georgia	Standard	2026-08-25	Valid
N70597	Cessna 172M	Fixed-wing, single engine	Co-owned owner California	Standard	2026-08-25	Valid
N4285Q	Cessna 172L	Fixed-wing, single engine	Shielded Holdings LLC Katy, Texas	Standard	2026-08-24	Valid
N5CM	Cessna 172M	Fixed-wing, single engine	Individual owner Texas	Standard	2026-08-24	Valid
N6122J	Piper PA-28-151	Fixed-wing, single engine	Vatm Sky Investments LLC Thomson, Georgia	Standard	2026-08-24	Valid
N617FL	Piper PA-28-140	Fixed-wing, single engine	Individual owner Virginia	Standard	2026-08-24	Valid
N7216P	Piper PA-28-160	Fixed-wing, single engine	Individual owner Texas	Standard	2026-08-24	Valid
N8850N	Piper PA-28-140	Fixed-wing, single engine	Gregs Airplane Rental LLC Eloy, Arizona	Standard	2026-08-24	Valid
N9678P	Piper PA-18-150	Fixed-wing, single engine	Individual owner Washington	Standard	2026-08-24	Valid
N2146T	Piper PA-28-140	Fixed-wing, single engine	Individual owner Iowa	Standard	2026-08-23	Valid
N3414Z	Piper PA-22-150	Fixed-wing, single engine	Individual owner California	Standard	2026-08-23	Valid
N3823Z	Piper PA-18-150	Fixed-wing, single engine	Co-owned owner Texas	Multiple	2026-08-23	Valid
N5036W	Piper PA-28	Fixed-wing, single engine	Aeroglide Aviation Group LLC Trenton, New Jersey	Standard	2026-08-23	Valid
N9791W	Piper PA-28-140	Fixed-wing, single engine	Co-owned owner Georgia	Standard	2026-08-22	Valid
N9834U	Grumman American Avn. Corp. AA-5A	Fixed-wing, single engine	N9834U Owners LLC Lakewood, Colorado	Standard	2026-08-22	Valid
N13129	Cessna 172M	Fixed-wing, single engine	Giartlau Aviation CORP Minneola, Florida	Standard	2026-08-21	Valid
N1540J	Piper PA-28-140	Fixed-wing, single engine	Individual owner Nevada	Standard	2026-08-21	Valid
N418AA	Robinson Helicopter R22 BETA	Helicopter	Altitude & Anchor LLC Kalispell, Montana	Standard	2026-08-21	Valid
N51748	Cessna 172P	Fixed-wing, single engine	Planenutz LLC Deland, Florida	Standard	2026-08-21	Valid
N5930U	Piper PA-28-140	Fixed-wing, single engine	Splendid Air Leasing LLC Dover, Delaware	Standard	2026-08-21	Valid
N8217Q	Piper PA-28-161	Fixed-wing, single engine	Paris Air INC Vero Beach, Florida	Standard	2026-08-21	Valid
N13475	Cessna 172M	Fixed-wing, single engine	Wisk Aero LLC Mountain View, California	Standard	2026-08-19	Valid
N1841A	Piper PA-18	Fixed-wing, single engine	Individual owner Texas	Standard	2026-08-19	Valid
N2284P	Piper PA-23-150	Fixed-wing, multi-engine	Chickasha Wings INC Chickasha, Oklahoma	Standard	2026-08-19	Valid
N2820X	Cessna 177	Fixed-wing, single engine	Co-owned owner Wisconsin	Standard	2026-08-19	Valid
N34LC	Cessna 172N	Fixed-wing, single engine	C & J Air INC Middletown, Delaware	Standard	2026-08-19	Valid
N4250J	Piper PA-28-140	Fixed-wing, single engine	Leasing Systems INC Gallatin, Tennessee	Standard	2026-08-19	Valid
N4347D	Piper PA-28-161	Fixed-wing, single engine	Aviation Flight Services INC Cumming, Georgia	Standard	2026-08-19	Valid
N4552A	Piper PA-22-150	Fixed-wing, single engine	Individual owner Florida	Standard	2026-08-19	Valid
N494AM	Cessna 172N	Fixed-wing, single engine	Osprey Holding Company LLC Foley, Alabama	Standard	2026-08-19	Valid
N20068	Cessna 172M	Fixed-wing, single engine	Spartanburg Area Flight Education LLC Spartanburg, South Carolina	Standard	2026-08-18	Valid
N233TC	Cessna 172K	Fixed-wing, single engine	International Air Services INC Trustee Carson City, Nevada	Standard	2026-08-18	Valid
N2897M	Piper PA-28-161	Fixed-wing, single engine	International Air Services INC Trustee Carson City, Nevada	Standard	2026-08-18	Valid
N4937G	Cessna 172N	Fixed-wing, single engine	International Air Services INC Trustee Carson City, Nevada	Standard	2026-08-18	Valid
N558RB	Breshears Richard D RV6	Fixed-wing, single engine	Individual owner Idaho	Experimental	2026-08-18	Valid
N5838W	Piper PA-28-160	Fixed-wing, single engine	Individual owner Maine	Standard	2026-08-18	Valid
N6393C	Piper PA-28-161	Fixed-wing, single engine	International Air Services INC Trustee Carson City, Nevada	Standard	2026-08-18	Valid
N80908	Piper PA-28-161	Fixed-wing, single engine	International Air Services INC Trustee Carson City, Nevada	Standard	2026-08-18	Valid
N8921V	Cessna 172M	Fixed-wing, single engine	N2827N LLC Pembroke Pines, Florida	Standard	2026-08-18	Valid
N7261G	Cessna 172K	Fixed-wing, single engine	Kindblade Aeronautics LLC Casper, Wyoming	Standard	2026-08-17	Valid
N61497	Piper PA-28-140	Fixed-wing, single engine	3 Dudes 1 Plane LLC Olympia, Washington	Standard	2026-08-16	Valid
N738DG	Cessna 172N	Fixed-wing, single engine	N122Ep LLC Coushatta, Louisiana	Standard	2026-08-16	Valid
N73PF	Piper PA-28-161	Fixed-wing, single engine	Individual owner Missouri	Standard	2026-08-15	Valid
N13196	Cessna 172M	Fixed-wing, single engine	Individual owner Minnesota	Standard	2026-08-14	Valid
N381	S.O.C.A.T.A. RALLYE 150 ST	Fixed-wing, single engine	Individual owner South Carolina	Standard	2026-08-14	Valid
N61606	Cessna 172M	Fixed-wing, single engine	Individual owner Texas	Standard	2026-08-14	Valid
N8118W	Piper PA-28-180	Fixed-wing, single engine	Individual owner Alabama	Standard	2026-08-14	Valid
N13020	Cessna 172M	Fixed-wing, single engine	Hydeman Aviation Holdings LLC Sacramento, California	Standard	2026-08-13	Valid
N6096L	American AA-5	Fixed-wing, single engine	C&C Airlines LLC Mesa, Arizona	Standard	2026-08-13	Valid
N124GS	Piper PA-18	Fixed-wing, single engine	Co-owned owner Alaska	Standard	2026-08-12	Valid
N2913E	Cessna 172N	Fixed-wing, single engine	G & M Aircraft INC Wheat Ridge, Colorado	Standard	2026-08-12	Valid
N3724K	Piper PA-28-140	Fixed-wing, single engine	Individual owner Colorado	Standard	2026-08-12	Valid
N64258	Cessna 172M	Fixed-wing, single engine	Desert Aircraft Rental LLC El Centro, California	Standard	2026-08-12	Valid
N7416R	Piper PA-28-140	Fixed-wing, single engine	Individual owner Washington	Standard	2026-08-12	Valid
N7517D	Piper PA-22-150	Fixed-wing, single engine	Co-owned owner Texas	Standard	2026-08-12	Valid
N830A	Beech 23	Fixed-wing, single engine	Db-Gbr LLC Sarasota, Florida	Standard	2026-08-12	Valid
N8451F	Piper PA-28-151	Fixed-wing, single engine	Individual owner Wisconsin	Standard	2026-08-12	Valid
N1277F	Cessna 172N	Fixed-wing, single engine	John D Strohsahl Pa Trustee Fort Lauderdale, Florida	Standard	2026-08-11	Valid
N21699	Cessna 172M	Fixed-wing, single engine	Co-owned owner Washington	Standard	2026-08-11	Valid
N2312Q	Beech 23	Fixed-wing, single engine	Individual owner Delaware	Standard	2026-08-11	Valid
N2405J	Piper PA-18-150	Fixed-wing, single engine	Individual owner Texas	Standard	2026-08-11	Valid
N26384	Grumman American Avn. Corp. AA-5A	Fixed-wing, single engine	Individual owner Massachusetts	Standard	2026-08-11	Valid
N5783W	Piper PA-28-160	Fixed-wing, single engine	Individual owner Mississippi	Standard	2026-08-11	Valid
N6320F	Cessna 172N	Fixed-wing, single engine	John D Strohsahl Pa Trustee Fort Lauderdale, Florida	Standard	2026-08-11	Valid
N733LN	Cessna 172N	Fixed-wing, single engine	John D Strohsahl Pa Trustee Fort Lauderdale, Florida	Standard	2026-08-11	Valid
N968JS	Scholl Jonathan RV-6	Fixed-wing, single engine	Kenan Aviation LLC Yuma, Arizona	Experimental	2026-08-11	Valid
N9828L	Cessna 172P	Fixed-wing, single engine	John D Strohsahl Pa Trustee Fort Lauderdale, Florida	Standard	2026-08-11	Valid
N222TM	Piper PA-18-150	Fixed-wing, single engine	Jtm Ranches Equipment LLC Dallas, Texas	Standard	2026-08-10	Valid
N5304W	Piper PA-28	Fixed-wing, single engine	Individual owner Nebraska	Standard	2026-08-10	Valid
N1355F	Cessna 172N	Fixed-wing, single engine	Chi Aerospace INC Portsmouth, New Hampshire	Standard	2026-08-08	Valid
N6851E	Cessna 172N	Fixed-wing, single engine	Charlie Lima 1 LLC Jacksonville, Florida	Standard	2026-08-08	Valid
N737BT	Cessna 172N	Fixed-wing, single engine	Charlie Lima 1 LLC Jacksonville, Florida	Standard	2026-08-08	Valid
N3764P	Piper PA-22-150	Fixed-wing, single engine	Co-owned owner California	Standard	2026-08-07	Valid
N57369	Piper PA-28-140	Fixed-wing, single engine	Individual owner Michigan	Standard	2026-08-07	Valid
N109LA	Thornhill Thomas A Jr LANCAIR 320	Fixed-wing, single engine	Individual owner Texas	Experimental	2026-08-06	Valid
N1879J	Piper PA-28-140	Fixed-wing, single engine	Individual owner Ohio	Standard	2026-08-06	Valid
N18HV	Veenker Harlen G VANS RV8	Fixed-wing, single engine	Individual owner Oregon	Experimental	2026-08-06	Valid
N56659	Piper PA-28-151	Fixed-wing, single engine	Individual owner Pennsylvania	Standard	2026-08-06	Valid
N611JP	Piper PA-28-161	Fixed-wing, single engine	Aerospace Trust Management LLC Trustee Wilmington, Delaware	Standard	2026-08-06	Valid
N84760	Cessna 172K	Fixed-wing, single engine	Clear Skies Flying LLC Zephyrhills, Florida	Standard	2026-08-06	Valid
N3969K	Piper PA-28-140	Fixed-wing, single engine	Individual owner Indiana	Standard	2026-08-05	Valid
N4852G	Cessna 172N	Fixed-wing, single engine	R&R Aero Services LLC Eden Prairie, Minnesota	Standard	2026-08-05	Valid
N53663	Cessna 172P	Fixed-wing, single engine	Iron Shield Aviation LLC Fort Pierce, Florida	Standard	2026-08-05	Valid
N6258F	Cessna 172N	Fixed-wing, single engine	Individual owner Virginia	Standard	2026-08-05	Valid
N738QN	Cessna 172N	Fixed-wing, single engine	Lagos Aviation LLC Houston, Texas	Standard	2026-08-05	Valid
N75823	Cessna 172N	Fixed-wing, single engine	Wings Over Texas Holdings LLC Denton, Texas	Restricted	2026-08-05	Valid
N99RV	Pedersen-Richard RV-3	Fixed-wing, single engine	Individual owner Arizona	Experimental	2026-08-05	Valid
N13834	Cessna 172M	Fixed-wing, single engine	Hastings Air LLC Hastings, Nebraska	Standard	2026-08-04	Valid
N1702E	Cessna 172N	Fixed-wing, single engine	Executive Flight Institute LLC Murrieta, California	Standard	2026-08-04	Valid
N4666G	Cessna 172N	Fixed-wing, single engine	N4666G LLC Weatherby Lake, Missouri	Standard	2026-08-04	Valid
N54107	Piper PA-18-150	Fixed-wing, single engine	Individual owner Minnesota	Standard	2026-08-04	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.