The U.S. aircraft register, updated daily
Engines · piston (reciprocating) · data as of October 5, 2026

Lycoming IO-320 series

1,707 aircraft on the U.S. register carry a Lycoming IO-320 series engine, rated at about 150 horsepower. The Piper PA-30 Twin Comanche is the model most often fitted with it (808 aircraft). The aircraft carrying it were built between 1956 and 2025.

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 IO-320 series. FAA spelling: IO-320 SERIES.

Fitted to model families

Piper PA-30 Twin Comanche808Bellanca 7 Citabria185Champion 7 Citabria and Champ135Bellanca 8 Decathlon and Scout124Piper PA-39 Twin Comanche C/R68Cessna 172 Skyhawk26Piper PA-28 Cherokee, Warrior, Archer and Arrow15Piper PA-18 Super Cub8Piper PA-22 Tri-Pacer and Colt4Pitts Special S-13Beechcraft D952Cessna 177 Cardinal2

Piper PA-30 Twin Comanche · Bellanca 7 Citabria · Champion 7 Citabria and Champ · Bellanca 8 Decathlon and Scout · Piper PA-39 Twin Comanche C/R · Cessna 172 Skyhawk · Piper PA-28 Cherokee, Warrior, Archer and Arrow · Piper PA-18 Super Cub · Piper PA-22 Tri-Pacer and Colt · Pitts Special S-1

Where they are owner's state

Texas153Florida146California144Georgia71Delaware59Washington54Illinois52Alabama49Michigan48Ohio46

Kind of aircraft

Piston twins882 (52%)Piston singles824 (48%)Gliders1 (0.1%)

When the aircraft were built by decade

0208415622830193019401950196019701980199020002010192020

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

Fitted to
Where they are
Biggest operators

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

Aircraft newest certificates first · 1,707

Tail no.Maker and modelGroupOwner and baseCertificateRegisteredStatus
N7531F Champion
7KCAB
Fixed-wing, single engine Individual owner
Texas
Standard 2026-09-26 ValidFAA registration status code V: Valid registration. All codes
N64814 Cessna
172P
Fixed-wing, single engine Propel Air LLC
Pottstown, Pennsylvania
Standard 2026-09-23 ValidFAA registration status code V: Valid registration. All codes
N711DQ Bellanca
7KCAB
Fixed-wing, single engine Ntx Citabria LLC
Wichita Falls, Texas
Standard 2026-09-23 ValidFAA registration status code V: Valid registration. All codes
N8JS Sandberg
PITTS S-1
Fixed-wing, single engine Individual owner
Alabama
Experimental 2026-09-16 ValidFAA registration status code V: Valid registration. All codes
N77FL Beech
D95A
Fixed-wing, multi-engine Individual owner
Iowa
Special flight permit 2026-09-13 ValidFAA registration status code V: Valid registration. All codes
N19EH Ellingson Robert P Jr
VANS RV-3A
Fixed-wing, single engine Vanguard Squadron INC
Tea, South Dakota
Experimental 2026-09-09 ValidFAA registration status code V: Valid registration. All codes
N8903Y Piper
PA-39
Fixed-wing, multi-engine Ball Half Out LLC
Mesa, Arizona
Standard 2026-09-09 ValidFAA registration status code V: Valid registration. All codes
N752CF Piper
PA-30
Fixed-wing, multi-engine Anytime Flights LLC
Scottsdale, Arizona
Standard 2026-09-05 ValidFAA registration status code V: Valid registration. All codes
N8735Y Piper
PA-30
Fixed-wing, multi-engine Double Nickle Aviation LLC
Dover, Delaware
Standard 2026-09-02 ValidFAA registration status code V: Valid registration. All codes
N988BS Speyer William E
SHA-GLASAIR
Fixed-wing, single engine Individual owner
Idaho
Experimental 2026-09-02 ValidFAA registration status code V: Valid registration. All codes
N7421Y Piper
PA-30
Fixed-wing, multi-engine Individual owner
Texas
Standard 2026-09-01 ValidFAA registration status code V: Valid registration. All codes
N8611Y Piper
PA-30
Fixed-wing, multi-engine Individual owner
Texas
Standard 2026-09-01 ValidFAA registration status code V: Valid registration. All codes
N7916Y Piper
PA-30
Fixed-wing, multi-engine Individual owner
Louisiana
Standard 2026-08-31 ValidFAA registration status code V: Valid registration. All codes
N1865G Champion
7KCAB
Fixed-wing, single engine Callie Capital LLC
Prairie Village, Kansas
Standard 2026-08-25 ValidFAA registration status code V: Valid registration. All codes
N22GL Leake
SKYBOLT
Fixed-wing, single engine Individual owner
Maryland
Experimental 2026-08-24 ValidFAA registration status code V: Valid registration. All codes
N670WB Piper
PA-30
Fixed-wing, multi-engine Ct Cattle CO LLC
Wichita Falls, Texas
Standard 2026-08-24 ValidFAA registration status code V: Valid registration. All codes
N7601U Pitts Special
S-1C
Fixed-wing, single engine Roads End Aero LLC
Erwinna, Pennsylvania
Experimental 2026-08-23 ValidFAA registration status code V: Valid registration. All codes
N7300Y Piper
PA-30
Fixed-wing, multi-engine Adriatic Holdings LLC
Cheyenne, Wyoming
Standard 2026-08-19 ValidFAA registration status code V: Valid registration. All codes
N7765Y Piper
PA-30
Fixed-wing, multi-engine Ace Vne LLC
Stevensville, Michigan
Standard 2026-08-18 ValidFAA registration status code V: Valid registration. All codes
N7442Y Piper
PA-30
Fixed-wing, multi-engine My Toys INC
Jacksonville, Florida
Standard 2026-08-14 ValidFAA registration status code V: Valid registration. All codes
N8139Y Piper
PA-30
Fixed-wing, multi-engine Individual owner
Idaho
Standard 2026-08-13 ValidFAA registration status code V: Valid registration. All codes
N1680G Champion
7KCAB
Fixed-wing, single engine Individual owner
Maryland
Standard 2026-08-12 ValidFAA registration status code V: Valid registration. All codes
N92NE Piper
PA-30
Fixed-wing, multi-engine Anderson Aviation LLC
Bulverde, Texas
Standard 2026-08-12 ValidFAA registration status code V: Valid registration. All codes
N488TC Bellanca
7KCAB
Fixed-wing, single engine Co-owned owner
Mississippi
Standard 2026-08-05 ValidFAA registration status code V: Valid registration. All codes
N57654 Bellanca
7KCAB
Fixed-wing, single engine Individual owner
New York
Standard 2026-08-05 ValidFAA registration status code V: Valid registration. All codes
N7681Y Piper
PA-30
Fixed-wing, multi-engine Taft Aviation LLC
Brookhaven, New York
Standard 2026-08-02 ValidFAA registration status code V: Valid registration. All codes
N8730V Bellanca
7KCAB
Fixed-wing, single engine Individual owner
Texas
Standard 2026-07-29 ValidFAA registration status code V: Valid registration. All codes
N101GE Almazon Edward F
GLASAIR
Fixed-wing, single engine Individual owner
Ohio
Experimental 2026-07-24 ValidFAA registration status code V: Valid registration. All codes
N3277M Piper
PA-12
Fixed-wing, single engine Individual owner
Alaska
Standard 2026-07-22 ValidFAA registration status code V: Valid registration. All codes
N7211Y Piper
PA-30
Fixed-wing, multi-engine Individual owner
Ohio
Standard 2026-07-17 ValidFAA registration status code V: Valid registration. All codes
N7560Y Piper
PA-30
Fixed-wing, multi-engine Ra Procurement LLC
Maypearl, Texas
Standard 2026-07-15 ValidFAA registration status code V: Valid registration. All codes
N8456Y Piper
PA-30
Fixed-wing, multi-engine Cfl Aircraft Sales LLC
Tampa, Florida
Standard 2026-07-13 ValidFAA registration status code V: Valid registration. All codes
N1956R Piper
PA-39
Fixed-wing, multi-engine Individual owner
Florida
Standard 2026-07-10 ValidFAA registration status code V: Valid registration. All codes
N2606G Champion
7KCAB
Fixed-wing, single engine Miles Aviation LLC
Utica, Kentucky
Multiple 2026-07-08 ValidFAA registration status code V: Valid registration. All codes
N573CB Brown Charlie L
SHA SH-2 GLASAIR
Fixed-wing, single engine Individual owner
Texas
Experimental 2026-07-05 ValidFAA registration status code V: Valid registration. All codes
N7892Y Piper
PA-30
Fixed-wing, multi-engine Co-owned owner
Massachusetts
Standard 2026-06-30 ValidFAA registration status code V: Valid registration. All codes
N88467 Bellanca
8KCAB
Fixed-wing, single engine Individual owner
Indiana
Standard 2026-06-28 ValidFAA registration status code V: Valid registration. All codes
N9171L Champion
7KCAB
Fixed-wing, single engine Brolan Aviation LLC
Kansas City, Missouri
Standard 2026-06-27 ValidFAA registration status code V: Valid registration. All codes
N300RE Piper
PA-30
Fixed-wing, multi-engine Individual owner
Alaska
Standard 2026-06-26 ValidFAA registration status code V: Valid registration. All codes
N333HJ Piper
PA-39
Fixed-wing, multi-engine Individual owner
Wisconsin
Standard 2026-06-26 ValidFAA registration status code V: Valid registration. All codes
N71GT Piper
PA-30
Fixed-wing, multi-engine Hazduff LLC
Plainfield, Indiana
Standard 2026-06-26 ValidFAA registration status code V: Valid registration. All codes
N215RV Bellanca
8KCAB
Fixed-wing, single engine Jet & Rotor Aviation LLC
Sacramento, California
Standard 2026-06-24 ValidFAA registration status code V: Valid registration. All codes
N245MW Piper
PA-30
Fixed-wing, multi-engine Individual owner
South Dakota
Standard 2026-06-22 ValidFAA registration status code V: Valid registration. All codes
N138SC Norris
PITTS S-1D
Fixed-wing, single engine Co-owned owner
Alaska
Experimental 2026-06-19 ValidFAA registration status code V: Valid registration. All codes
N320MX Young Ira M
LANCAIR 320
Fixed-wing, single engine Individual owner
Georgia
Experimental 2026-06-17 ValidFAA registration status code V: Valid registration. All codes
N8058Y Piper
PA-30
Fixed-wing, multi-engine Individual owner
Oklahoma
Standard 2026-06-14 ValidFAA registration status code V: Valid registration. All codes
N95457 Piper
PA-28-140
Fixed-wing, single engine Miss May Aviation INC
Brookfield, Massachusetts
Standard 2026-06-14 ValidFAA registration status code V: Valid registration. All codes
N68505 Bellanca
7KCAB
Fixed-wing, single engine Volara Aviation LLC
Glendale, Arizona
Standard 2026-06-09 ValidFAA registration status code V: Valid registration. All codes
N7379Y Piper
PA-30
Fixed-wing, multi-engine
Standard 2026-06-05 ValidFAA registration status code V: Valid registration. All codes
N1690G Champion
7KCAB
Fixed-wing, single engine Individual owner
Oregon
Standard 2026-06-04 ValidFAA registration status code V: Valid registration. All codes
N941DP Pickett David R
RV-4
Fixed-wing, single engine Individual owner
Washington
Experimental 2026-05-23 ValidFAA registration status code V: Valid registration. All codes
N7520Y Piper
PA-30
Fixed-wing, multi-engine Individual owner
Georgia
Standard 2026-05-22 ValidFAA registration status code V: Valid registration. All codes
N32EJ Piper
PA-28R-180
Fixed-wing, single engine Individual owner
Washington
Standard 2026-05-11 ValidFAA registration status code V: Valid registration. All codes
N8487Y Piper
PA-30
Fixed-wing, multi-engine Aviation Safety Dynamics LLC
Richmond, Texas
Standard 2026-05-09 ValidFAA registration status code V: Valid registration. All codes
N8154Y Piper
PA-30
Fixed-wing, multi-engine Rawson Aviation LLC
Collinsville, Oklahoma
Standard 2026-05-07 ValidFAA registration status code V: Valid registration. All codes
N7815Y Piper
PA-30
Fixed-wing, multi-engine Pinhoc INC
Winter Garden, Florida
Standard 2026-05-05 ValidFAA registration status code V: Valid registration. All codes
N7071Y Piper
PA-30
Fixed-wing, multi-engine Jts Aircraft LLC
Rock Hill, South Carolina
Standard 2026-05-03 ValidFAA registration status code V: Valid registration. All codes
N8707V Bellanca
8KCAB
Fixed-wing, single engine Individual owner
Missouri
Standard 2026-04-29 ValidFAA registration status code V: Valid registration. All codes
N9625 Sanders
BD-4
Fixed-wing, single engine Individual owner
Washington
Experimental 2026-04-28 ValidFAA registration status code V: Valid registration. All codes
N7032Y Piper
PA-30
Fixed-wing, multi-engine Boonedocks LLC
Valley, Alabama
Standard 2026-04-23 ValidFAA registration status code V: Valid registration. All codes
N53895 Bellanca
8KCAB
Fixed-wing, single engine Individual owner
Washington
Standard 2026-04-19 ValidFAA registration status code V: Valid registration. All codes
N732CA Piper
PA-30
Fixed-wing, multi-engine Aircraft Associates LLC
Chicago, Illinois
Standard 2026-04-07 ValidFAA registration status code V: Valid registration. All codes
N5088C Piper
PA-30
Fixed-wing, multi-engine Mike Golf Holdings LLC
Pinellas Park, Florida
Standard 2026-04-05 ValidFAA registration status code V: Valid registration. All codes
N8740V Bellanca
7KCAB
Fixed-wing, single engine Individual owner
Oregon
Standard 2026-03-30 ValidFAA registration status code V: Valid registration. All codes
N8246Y Piper
PA-30
Fixed-wing, multi-engine Individual owner
Florida
Restricted 2026-03-27 ValidFAA registration status code V: Valid registration. All codes
N88098 Bellanca
7KCAB
Fixed-wing, single engine Individual owner
Georgia
Standard 2026-03-21 ValidFAA registration status code V: Valid registration. All codes
N671AM May John A
RV-4
Fixed-wing, single engine Individual owner
Nevada
Experimental 2026-03-19 ValidFAA registration status code V: Valid registration. All codes
N2767P Bellanca
8KCAB
Fixed-wing, single engine Individual owner
Texas
Standard 2026-03-16 ValidFAA registration status code V: Valid registration. All codes
N129MF Foy Martin
RV-4
Fixed-wing, single engine Aviation Sciences LLC
Cambridge, Massachusetts
Experimental 2026-03-14 ValidFAA registration status code V: Valid registration. All codes
N1691N Bellanca
8KCAB
Fixed-wing, single engine Fletcher Flying Service 419 LLC
Labelle, Florida
Standard 2026-03-12 ValidFAA registration status code V: Valid registration. All codes
N7HU Piper
PA-30
Fixed-wing, multi-engine Roca Roja y Caballo Gris de Idaho LLC
Meridian, Idaho
Standard 2026-03-10 ValidFAA registration status code V: Valid registration. All codes
N7244Y Piper
PA-30
Fixed-wing, multi-engine J Mac Aviation Services LLC
Andalusia, Alabama
Standard 2026-03-06 ValidFAA registration status code V: Valid registration. All codes
N7535Y Piper
PA-30
Fixed-wing, multi-engine N7535Y LLC
Sylvania, Ohio
Standard 2026-03-04 ValidFAA registration status code V: Valid registration. All codes
N62XS Knox Robert W Jr
VANS RV-6A
Fixed-wing, single engine Individual owner
Nevada
Experimental 2026-03-03 ValidFAA registration status code V: Valid registration. All codes
N320R Chesley Ross
LANCAIR 320
Fixed-wing, single engine Individual owner
Illinois
Experimental 2026-02-25 ValidFAA registration status code V: Valid registration. All codes
N320MR Piper
PA-30
Fixed-wing, multi-engine Sic Direct Aviation INC
Kingwood, Texas
Standard 2026-02-24 Reports overdueFAA registration status code N: Non-citizen corporation that has not returned its flight-hour reports. All codes
N7254Y Piper
PA-30
Fixed-wing, multi-engine Spldkd LLC
New Richmond, Wisconsin
Standard 2026-02-24 ValidFAA registration status code V: Valid registration. All codes
N7852Y Piper
PA-30
Fixed-wing, multi-engine Individual owner
Pennsylvania
Standard 2026-02-23 ValidFAA registration status code V: Valid registration. All codes
N116SD Bellanca
7KCAB
Fixed-wing, single engine A L Aviation LLC
Boiling Springs, South Carolina
Standard 2026-02-22 ValidFAA registration status code V: Valid registration. All codes
N8818Y Piper
PA-30
Fixed-wing, multi-engine Southern Aircraft Consultancy INC Trustee
Casper, Wyoming
Standard 2026-02-20 ValidFAA registration status code V: Valid registration. All codes
N7977Y Piper
PA-30
Fixed-wing, multi-engine Southern Aircraft Consultancy INC Trustee
Casper, Wyoming
Standard 2026-02-18 ValidFAA registration status code V: Valid registration. All codes
N8523Y Piper
PA-30
Fixed-wing, multi-engine Southern Aircraft Consultancy INC Trustee
Casper, Wyoming
Standard 2026-02-18 ValidFAA registration status code V: Valid registration. All codes
N41686 Bellanca
7KCAB
Fixed-wing, single engine Atx Aero LLC
Austin, Texas
Standard 2026-02-14 ValidFAA registration status code V: Valid registration. All codes
N81514 Piper
PA-30
Fixed-wing, multi-engine Soar Above Flight Solutions LLC
Englewood, Tennessee
Standard 2026-02-11 ValidFAA registration status code V: Valid registration. All codes
N35AD Piper
PA-30
Fixed-wing, multi-engine Southern Aircraft Consultancy INC Trustee
Casper, Wyoming
Standard 2026-02-10 ValidFAA registration status code V: Valid registration. All codes
N8812Y Piper
PA-30
Fixed-wing, multi-engine Spain Air LLC
Dadeville, Alabama
Standard 2026-02-09 ValidFAA registration status code V: Valid registration. All codes
N8MZ Piper
PA-30
Fixed-wing, multi-engine Southern Aircraft Consultancy INC Trustee
Casper, Wyoming
Standard 2026-02-09 ValidFAA registration status code V: Valid registration. All codes
N971RJ Piper
PA-39
Fixed-wing, multi-engine Southern Aircraft Consultancy INC Trustee
Casper, Wyoming
Standard 2026-02-05 ValidFAA registration status code V: Valid registration. All codes
N335BF Piper
PA-30
Fixed-wing, multi-engine Southern Aircraft Consultancy INC Trustee
Casper, Wyoming
Standard 2026-02-04 ValidFAA registration status code V: Valid registration. All codes
N7375Y Piper
PA-30
Fixed-wing, multi-engine Twinco Aviation LLC
Kalispell, Montana
Standard 2026-02-02 ValidFAA registration status code V: Valid registration. All codes
N81MD Piper
PA-30
Fixed-wing, multi-engine Co-owned owner
Georgia
Standard 2026-02-02 ValidFAA registration status code V: Valid registration. All codes
N8535Y Piper
PA-30
Fixed-wing, multi-engine Southern Aircraft Consultancy INC Trustee
Casper, Wyoming
Standard 2026-01-30 ValidFAA registration status code V: Valid registration. All codes
N4297A Piper
PA-39
Fixed-wing, multi-engine Southern Aircraft Consultancy INC Trustee
Casper, Wyoming
Standard 2026-01-28 ValidFAA registration status code V: Valid registration. All codes
N8705Y Piper
PA-30
Fixed-wing, multi-engine Qualitair LLC Trustee
Michelstadt,
Standard 2026-01-28 ValidFAA registration status code V: Valid registration. All codes
N7645Y Piper
PA-30
Fixed-wing, multi-engine N7645Y LLC
Sheridan, Wyoming
Standard 2026-01-26 ValidFAA registration status code V: Valid registration. All codes
N300MM Piper
PA-30
Fixed-wing, multi-engine Individual owner
Tennessee
Standard 2026-01-22 ValidFAA registration status code V: Valid registration. All codes
N9042Y Piper
PA-18-150
Fixed-wing, single engine Co-owned owner
Massachusetts
Special flight permit 2026-01-18 ValidFAA registration status code V: Valid registration. All codes
N83BW Piper
PA-30
Fixed-wing, multi-engine Individual owner
California
Standard 2026-01-17 ValidFAA registration status code V: Valid registration. All codes
N710ME Piper
PA-39
Fixed-wing, multi-engine Qualitair LLC Trustee
Michelstadt,
Standard 2026-01-15 ValidFAA registration status code V: Valid registration. All codes
N7354Y Piper
PA-30
Fixed-wing, multi-engine Individual owner
Montana
Standard 2026-01-14 ValidFAA registration status code V: Valid registration. All codes
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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.