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
N721ET	Tichy Richard D RV 6	Fixed-wing, single engine	Individual owner Iowa	Experimental	2026-09-16	Valid
N728TB	Piper PA-28-161	Fixed-wing, single engine	Atd Pilot Training LLC Kansas City, Missouri	Standard	2026-09-16	Valid
N734PK	Cessna 172N	Fixed-wing, single engine	Purdue Aviation LLC West Lafayette, Indiana	Standard	2026-09-16	Valid
N8052T	Piper PA-28-161	Fixed-wing, single engine	Atd Pilot Training LLC Kansas City, Missouri	Standard	2026-09-16	Valid
N92448	Cessna 172M	Fixed-wing, single engine	Co-owned owner Oregon	Standard	2026-09-16	Valid
N20494	Cessna 172M	Fixed-wing, single engine	Aviation Group Jmj INC Callahan, Florida	Standard	2026-09-15	Valid
N7443R	Piper PA-28-140	Fixed-wing, single engine	Individual owner Virginia	Standard	2026-09-15	Valid
N84656	Cessna 172K	Fixed-wing, single engine	Individual owner Arkansas	Standard	2026-09-15	Valid
N18BW	Beech 19A	Fixed-wing, single engine	Individual owner Missouri	Standard	2026-09-14	Valid
N3419Z	Piper PA-22-150	Fixed-wing, single engine	Vintage Piper LLC Lexington, Kentucky	Standard	2026-09-13	Valid
N4336J	Piper PA-28-140	Fixed-wing, single engine	Launching P.A.D. LLC Scottsdale, Arizona	Standard	2026-09-13	Valid
N4218P	Piper PA-23-160	Fixed-wing, multi-engine	Pn4 Aviation Holdings LLC Bishop, California	Standard	2026-09-12	Valid
N5020R	Cessna 172M	Fixed-wing, single engine	Co-owned owner Florida	Standard	2026-09-12	Valid
N9725L	Beech B19	Fixed-wing, single engine	Leading Edge Aviation LLC Manchester, Missouri	Standard	2026-09-12	Valid
N13277	Cessna 172M	Fixed-wing, single engine	Ultimate Aviation LLC Lowell, Arkansas	Standard	2026-09-11	Valid
N9438H	Cessna 172M	Fixed-wing, single engine	Bering Capital LLC Anchorage, Alaska	Standard	2026-09-11	Valid
N1802T	Piper PA-28-140	Fixed-wing, single engine	Steves Landavator Service LLC Oley, Pennsylvania	Standard	2026-09-10	Valid
N20965	Cessna 172M	Fixed-wing, single engine	Reich Aviation LLC Loudon, Tennessee	Standard	2026-09-10	Valid
N4774F	Cessna 172N	Fixed-wing, single engine	Individual owner Oregon	Standard	2026-09-10	Valid
N53753	Bellanca 7GCBC	Fixed-wing, single engine	Individual owner Utah	Standard	2026-09-10	Valid
N169TS	Simmons Tom J LONG-EZ	Fixed-wing, single engine	Kestrelx LLC Lake Mary, Florida	Experimental	2026-09-09	Valid
N19698	Cessna 172L	Fixed-wing, single engine	Northern Air Aviation LLC Naples, Idaho	Restricted	2026-09-09	Valid
N41614	Piper PA-28-151	Fixed-wing, single engine	Individual owner Mississippi	Standard	2026-09-09	Valid
N462BT	Piper PA-28-140	Fixed-wing, single engine	Individual owner Utah	Standard	2026-09-09	Valid
N5486L	Grumman American Avn. Corp. AA-5	Fixed-wing, single engine	Co-owned owner Texas	Standard	2026-09-09	Valid
N5947N	Cessna 172L	Fixed-wing, single engine	Gmm Records Big Pine Key, Florida	Standard	2026-09-09	Valid
N733BT	Cessna 172N	Fixed-wing, single engine	Northern Air Aviation LLC Naples, Idaho	Standard	2026-09-09	Valid
N1843J	Piper PA-28-140	Fixed-wing, single engine	Individual owner Massachusetts	Standard	2026-09-08	Valid
N19731	Cessna 172L	Fixed-wing, single engine	Valiair Lc Trustee Casper, Wyoming	Standard	2026-09-08	Valid
N3616P	Piper PA-22-150	Fixed-wing, single engine	Co-owned owner Illinois	Standard	2026-09-08	Valid
N9966V	Cessna 172M	Fixed-wing, single engine	Co-owned owner Alaska	Standard	2026-09-08	Valid
N289PS	Bellanca 7GCBC	Fixed-wing, single engine	Willkris Aviation Services LLC Smithfield, Virginia	Standard	2026-09-07	Valid
N4111Y	Bellanca 7GCBC	Fixed-wing, single engine	Individual owner Alaska	Standard	2026-09-07	Valid
N5133Q	Cessna 172M	Fixed-wing, single engine	Reed Aero Group LLC Hendersonville, Tennessee	Standard	2026-09-07	Valid
N5231H	Cessna 172M	Fixed-wing, single engine	Individual owner Ohio	Standard	2026-09-07	Valid
N6166J	Piper PA-28-151	Fixed-wing, single engine	Individual owner Texas	Standard	2026-09-07	Valid
N737ZC	Cessna 172N	Fixed-wing, single engine	Moody Air Ventures LLC Nolanville, Texas	Standard	2026-09-07	Valid
N7954G	Cessna 172L	Fixed-wing, single engine	No Squawks LLC Newcastle, California	Standard	2026-09-07	Valid
N81024	Piper PA-28-161	Fixed-wing, single engine	Individual owner Idaho	Standard	2026-09-07	Valid
N8923D	Piper PA-22-160	Fixed-wing, single engine	Co-owned owner California	Standard	2026-09-07	Valid
N9868U	Grumman American Avn. Corp. AA-5A	Fixed-wing, single engine	Individual owner Nebraska	Standard	2026-09-07	Valid
N29222	Piper PA-28-161	Fixed-wing, single engine	Paris Air INC Vero Beach, Florida	Standard	2026-09-06	Valid
N117SG	American Champion Aircraft 7GCBC	Fixed-wing, single engine	Individual owner Montana	Standard	2026-09-05	Valid
N12483	Cessna 172M	Fixed-wing, single engine	Individual owner North Carolina	Standard	2026-09-05	Valid
N1557P	Piper PA-18-135	Fixed-wing, single engine	Individual owner Alaska	Standard	2026-09-05	Valid
N20299	Cessna 172M	Fixed-wing, single engine	Smiley LLC Clovis, California	Standard	2026-09-05	Valid
N249GM	Harrison Peter G VANS RV9A	Fixed-wing, single engine	Co-owned owner California	Experimental	2026-09-05	Valid
N292Y	Smith PITTS SPECIAL S-1	Fixed-wing, single engine	Individual owner Georgia	Experimental	2026-09-05	Valid
N320AK	Kolak Andrew A WAG AERO SPORT TRNR	Fixed-wing, single engine	Individual owner Nevada	Experimental	2026-09-05	Valid
N32384	Guimont Jim RV6A	Fixed-wing, single engine	Individual owner Arizona	Experimental	2026-09-05	Valid
N4248J	Piper PA-28-140	Fixed-wing, single engine	Individual owner Washington	Standard	2026-09-05	Valid
N4588L	Edgin James C RV-4	Fixed-wing, single engine	Individual owner North Carolina	Experimental	2026-09-05	Valid
N5680V	Piper PA-28-161	Fixed-wing, single engine	Time To Fly LLC Cleveland, Mississippi	Standard	2026-09-05	Valid
N739BZ	Cessna 172N	Fixed-wing, single engine	Tfs Air LLC Loveland, Colorado	Standard	2026-09-05	Valid
N7855S	Piper PA-28-151	Fixed-wing, single engine	Cse Aviation LLC Plymouth, Massachusetts	Standard	2026-09-05	Valid
N661FL	Piper PA-28-140	Fixed-wing, single engine	S B Enterprise LLC Marshall, Texas	Standard	2026-09-04	Valid
N6942	Sullivan Edwin B JUNGSTER II	Fixed-wing, single engine	Individual owner California	Experimental	2026-09-04	Valid
N22RL	Gulfstream American Corp AA-5A	Fixed-wing, single engine	Co-owned owner Kansas	Standard	2026-09-03	Valid
N2308J	Beech 23	Fixed-wing, single engine	Mcgary Blaine J Pasco, Washington	Standard	2026-09-02	Valid
N2341T	Piper PA-28-140	Fixed-wing, single engine	Sky King Aviation LLC Kearney, Missouri	Standard	2026-09-02	Valid
N329L	Piper PA-28-140	Fixed-wing, single engine	Tango Aviation Rentals LLC Austin, Texas	Standard	2026-09-02	Valid
N44218	Piper PA-28-151	Fixed-wing, single engine	Bluebird Aero LLC Wilmington, Delaware	Standard	2026-09-02	Valid
N4763F	Piper PA-28-151	Fixed-wing, single engine	Pittsburgh Pilot Training LLC Bethel Park, Pennsylvania	Standard	2026-09-02	Valid
N511GK	Cessna 172N	Fixed-wing, single engine	Air Devices Company LLC Alpena, Michigan	Standard	2026-09-02	Valid
N520BB	New Piper PA-28-161	Fixed-wing, single engine	J S Aviation CORP Farmingdale, New York	Standard	2026-09-02	Valid
N55824	Piper PA-28-140	Fixed-wing, single engine	Individual owner California	Standard	2026-09-02	Valid
N660SR	Cessna 177	Fixed-wing, single engine	Aom Aircraft LLC Orlando, Florida	Standard	2026-09-02	Valid
N6875B	Piper PA-22-150	Fixed-wing, single engine	Individual owner Colorado	Standard	2026-09-02	Valid
N7840D	Piper PA-22-150	Fixed-wing, single engine	Individual owner Texas	Standard	2026-09-02	Valid
N32868	Piper PA-28-151	Fixed-wing, single engine	Brolan Aviation LLC Kansas City, Missouri	Standard	2026-09-01	Valid
N3799Z	Piper PA-18-150	Fixed-wing, single engine	Individual owner Nevada	Standard	2026-09-01	Valid
N41542	Piper PA-28-151	Fixed-wing, single engine	Brolan Aviation LLC Kansas City, Missouri	Standard	2026-09-01	Valid
N53541	Cessna 172P	Fixed-wing, single engine	Ps N53541 LLC Green Bay, Wisconsin	Standard	2026-09-01	Valid
N5543F	Piper PA-28-140	Fixed-wing, single engine	Individual owner New York	Standard	2026-09-01	Valid
N64834	Cessna 172P	Fixed-wing, single engine	Golden Mahalo LLC Sheridan, Wyoming	Standard	2026-09-01	Valid
N82727	Piper PA-18-150	Fixed-wing, single engine	Individual owner Idaho	Standard	2026-09-01	Valid
N82968	Piper PA-18-150	Fixed-wing, single engine	Individual owner Montana	Standard	2026-09-01	Valid
N7953C	Piper PA-28-140	Fixed-wing, single engine	Fox Victor Aircraft & Sales LLC Lebanon, Tennessee	Standard	2026-08-31	Valid
N8309R	Piper PA-28-140	Fixed-wing, single engine	Individual owner Texas	Standard	2026-08-31	Valid
N8721N	Piper PA-28-140	Fixed-wing, single engine	Cobe Aviation LLC Miller, South Dakota	Standard	2026-08-31	Valid
N1296U	Cessna 172M	Fixed-wing, single engine	Individual owner California	Standard	2026-08-30	Valid
N2422H	Piper PA-18-150	Fixed-wing, single engine	Individual owner Colorado	Restricted	2026-08-30	Valid
N4872D	Cessna 172N	Fixed-wing, single engine	Ps N4872D LLC Green Bay, Wisconsin	Standard	2026-08-29	Valid
N9284K	Piper PA-28-151	Fixed-wing, single engine	Mtm Aviation LLC Lake Havasu City, Arizona	Standard	2026-08-29	Valid
N99750	Cessna 172P	Fixed-wing, single engine	Kool Wings Leasing LLC Indianapolis, Indiana	Standard	2026-08-29	Valid
N211GC	Corde Gary M RV-6	Fixed-wing, single engine	N211Gc LLC Jacksonville, Florida	Experimental	2026-08-28	Valid
N4539X	Piper PA-28-151	Fixed-wing, single engine	4539X LLC Saint John, Indiana	Standard	2026-08-28	Valid
N7874D	Piper PA-18-150	Fixed-wing, single engine	Individual owner Alaska	Standard	2026-08-28	Valid
N838MA	Piper PA-28-161	Fixed-wing, single engine	Cca Aero Estate LLC Missoula, Montana	Standard	2026-08-28	Valid
N97779	Cessna 172P	Fixed-wing, single engine	Kool Wings Leasing LLC Indianapolis, Indiana	Standard	2026-08-28	Valid
N98186	Cessna 172P	Fixed-wing, single engine	Individual owner Washington	Standard	2026-08-28	Valid
N3930Z	Piper PA-18-150	Fixed-wing, single engine	Individual owner Alaska	Standard	2026-08-27	Valid
N8718N	Piper PA-28-140	Fixed-wing, single engine	Individual owner New Hampshire	Standard	2026-08-27	Valid
N1196U	Cessna 172M	Fixed-wing, single engine	Swaff Properties LLC Humble, Texas	Standard	2026-08-26	Valid
N1369B	Bellanca 7GCBC	Fixed-wing, single engine	Individual owner North Carolina	Standard	2026-08-26	Valid
N36245	Bellanca 7GCBC	Fixed-wing, single engine	Individual owner Arkansas	Standard	2026-08-26	Valid
N5415S	Piper PA-28-140	Fixed-wing, single engine	98X LLC Caddo Mills, Texas	Standard	2026-08-26	Valid
N555JK	Bellanca 7GCAA	Fixed-wing, single engine	Individual owner Michigan	Standard	2026-08-26	Valid
N575DS	Bellanca 7GCBC	Fixed-wing, single engine	Individual owner Wyoming	Standard	2026-08-26	Valid
N7053B	Piper PA-22-150	Fixed-wing, single engine	Co-owned owner Idaho	Standard	2026-08-26	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.