The U.S. aircraft register, updated daily
Engines · four-cycle piston · data as of October 23, 2026

Lycoming YO-233

19 aircraft on the U.S. register carry a Lycoming YO-233 engine, rated at about 115 horsepower. The American Legend Aircraft Co AL18 is the model most often fitted with it (12 aircraft). The aircraft carrying it were built between 2012 and 2023.

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 YO-233. FAA spelling: YO-233.

Fitted to model families

American Legend Aircraft Co AL1812Rans Designs Inc S-202Delacey William H RV9A1Malugin James D ZENITH CH-650B1Ohlhausen Ray S KITFOX V1Ralph Starr SUPER SPORT1Wayne Baker S-201
Model families, as a table
aircraft
American Legend Aircraft Co AL1812
Rans Designs Inc S-202
Delacey William H RV9A1
Malugin James D ZENITH CH-650B1
Ohlhausen Ray S KITFOX V1
Ralph Starr SUPER SPORT1
Wayne Baker S-201

American Legend Aircraft Co AL18 · Rans Designs Inc S-20 · Delacey William H RV9A · Malugin James D ZENITH CH-650B · Ohlhausen Ray S KITFOX V · Ralph Starr SUPER SPORT · Wayne Baker S-20

Kind of aircraft

By kind, as a table
aircraftshare
Piston singles19100%

When the aircraft were built by decade

By decade built, as a table
aircraft
201014
20202

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

Fitted to
Where they are
Biggest operators

The whole map of how records connect · these connections as data: /graph/engine/lycoming-yo-233.json.

Aircraft newest certificates first · 19

Tail no.Maker and modelGroupOwner and baseCertificateRegisteredStatus
N123LC American Legend Aircraft Co
AL18
Fixed-wing, single engine Individual owner
Florida
Experimental 2026-08-22 ValidFAA registration status code V: Valid registration. All codes
N82RW American Legend Aircraft Co
AL18
Fixed-wing, single engine Individual owner
Florida
Light sport 2026-07-10 ValidFAA registration status code V: Valid registration. All codes
N623TX American Legend Aircraft Co
AL18
Fixed-wing, single engine Individual owner
Texas
Light sport 2025-08-06 ValidFAA registration status code V: Valid registration. All codes
N721WD Delacey William H
RV9A
Fixed-wing, single engine Sill Aviation LLC
O Fallon, Illinois
Experimental 2024-05-25 ValidFAA registration status code V: Valid registration. All codes
N458RS American Legend Aircraft Co
AL18
Fixed-wing, single engine Individual owner
Arizona
Experimental 2024-01-14 ValidFAA registration status code V: Valid registration. All codes
N161RS Ralph Starr
SUPER SPORT
Fixed-wing, single engine Wilmington Trust CO Trustee
Wilmington, Delaware
Experimental 2023-12-13 ValidFAA registration status code V: Valid registration. All codes
N51SL American Legend Aircraft Co
AL18
Fixed-wing, single engine Kilo Delta Papa LLC
Dallas, Texas
Light sport 2023-04-25 ValidFAA registration status code V: Valid registration. All codes
N465WB Wayne Baker
S-20
Fixed-wing, single engine Individual owner
Texas
Experimental 2022-12-24 ValidFAA registration status code V: Valid registration. All codes
N650RF Malugin James D
ZENITH CH-650B
Fixed-wing, single engine Individual owner
Tennessee
Experimental 2022-10-03 ValidFAA registration status code V: Valid registration. All codes
N161LC American Legend Aircraft Co
AL18
Fixed-wing, single engine Individual owner
Louisiana
Light sport 2021-12-09 ValidFAA registration status code V: Valid registration. All codes
N94TU American Legend Aircraft Co
AL18
Fixed-wing, single engine Individual owner
Texas
Light sport 2021-08-21 ValidFAA registration status code V: Valid registration. All codes
N3318 American Legend Aircraft Co
AL18
Fixed-wing, single engine Wtc Aviation LLC
Shreveport, Louisiana
Light sport 2021-08-19 ValidFAA registration status code V: Valid registration. All codes
N534ES Rans Designs Inc
S-20LS RAVEN
Fixed-wing, single engine Individual owner
Wisconsin
Experimental 2021-04-21 ValidFAA registration status code V: Valid registration. All codes
N90JT American Legend Aircraft Co
AL18
Fixed-wing, single engine Co-owned owner
Connecticut
Light sport 2020-12-16 ValidFAA registration status code V: Valid registration. All codes
N93KF Ohlhausen Ray S
KITFOX V
Fixed-wing, single engine Individual owner
Texas
Experimental 2020-03-11 ValidFAA registration status code V: Valid registration. All codes
N23TN American Legend Aircraft Co
AL18
Fixed-wing, single engine Individual owner
Florida
Standard 2017-02-01 ValidFAA registration status code V: Valid registration. All codes
N714KS Rans Designs Inc
S-20LS
Fixed-wing, single engine Wayne J Lennard & Sons INC
Samaria, Michigan
Light sport 2016-10-07 ValidFAA registration status code V: Valid registration. All codes
N922DM American Legend Aircraft Co
AL18
Fixed-wing, single engine Sherwood David R
Los Osos, California
Light sport 2016-03-19 ValidFAA registration status code V: Valid registration. All codes
N459RS American Legend Aircraft Co
AL18
Fixed-wing, single engine Individual owner
Kansas
Light sport 2014-09-08 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 23, 2026. Horsepower and thrust are the FAA's figures for the series, not for a particular aircraft.