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

Rotax 618

39 aircraft on the U.S. register carry a Rotax 618 engine, rated at about 75 horsepower. The Golden Circle Air T-BIRD II is the model most often fitted with it (2 aircraft). The aircraft carrying it were built between 1994 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 Rotax 618. FAA spelling: 618.

Fitted to model families

Golden Circle Air T-BIRD II2Anthony J Zelsnack KITFOX III1Ash Quentin C RANS S12XL1Beachy Chris S X AIR1Boston Welding T401Breitigam Daniel MONSTER WING1Charette Lonnie T SKY RANGER1Classic Creations Unlimited In XF-141Clifford Earl Wilson LAKELAND ULTRALIGHTS1Colvin Jeremy E QUICKSILVER SPORT S21Cosmos PHASE 21Flightstar Ii FIX WING1
Model families, as a table
aircraft
Golden Circle Air T-BIRD II2
Anthony J Zelsnack KITFOX III1
Ash Quentin C RANS S12XL1
Beachy Chris S X AIR1
Boston Welding T401
Breitigam Daniel MONSTER WING1
Charette Lonnie T SKY RANGER1
Classic Creations Unlimited In XF-141
Clifford Earl Wilson LAKELAND ULTRALIGHTS1
Colvin Jeremy E QUICKSILVER SPORT S21
Cosmos PHASE 21
Flightstar Ii FIX WING1

Golden Circle Air T-BIRD II · Anthony J Zelsnack KITFOX III · Ash Quentin C RANS S12XL · Beachy Chris S X AIR · Boston Welding T40 · Breitigam Daniel MONSTER WING · Charette Lonnie T SKY RANGER · Classic Creations Unlimited In XF-14 · Clifford Earl Wilson LAKELAND ULTRALIGHTS · Colvin Jeremy E QUICKSILVER SPORT S2

When the aircraft were built by decade

By decade built, as a table
aircraft
19906
200017
20108
20201

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

Fitted to
Where they are

The whole map of how records connect · these connections as data: /graph/engine/rotax-618.json.

Aircraft newest certificates first · 39

Tail no.Maker and modelGroupOwner and baseCertificateRegisteredStatus
N728JC Colvin Jeremy E
QUICKSILVER SPORT S2
Fixed-wing, single engine Individual owner
Pennsylvania
Experimental 2025-12-03 ValidFAA registration status code V: Valid registration. All codes
N641BZ Wilkes Brett
DRIFTER
Fixed-wing, single engine Individual owner
Alabama
Experimental 2025-08-08 ValidFAA registration status code V: Valid registration. All codes
N1945G Ash Quentin C
RANS S12XL
Fixed-wing, single engine Individual owner
California
Experimental 2024-07-13 ValidFAA registration status code V: Valid registration. All codes
N216CV Titan Aircraft Inc
TORNADO II
Fixed-wing, single engine Individual owner
Puerto Rico
Experimental 2024-05-01 ValidFAA registration status code V: Valid registration. All codes
N138ZX M-Squared Aircraft
SPRINT 1000
Fixed-wing, single engine Individual owner
Arkansas
Experimental 2024-03-14 ValidFAA registration status code V: Valid registration. All codes
N9347A Hy-Tek
HURRICANE SUPER
Fixed-wing, single engine Individual owner
Iowa
Experimental 2024-03-04 ValidFAA registration status code V: Valid registration. All codes
N70638 Henry Eugene R
QUICKSILVER GT500
Fixed-wing, single engine Withheld at owner's request
Experimental 2023-10-27 ValidFAA registration status code V: Valid registration. All codes
N2097L Trick Trikes
DRIFTER
Fixed-wing, single engine Stol It Aircraft INC
Linden, Tennessee
Experimental 2023-10-13 ValidFAA registration status code V: Valid registration. All codes
N243CB Beachy Chris S
X AIR
Fixed-wing, single engine Individual owner
Georgia
Experimental 2023-04-20 ValidFAA registration status code V: Valid registration. All codes
N368GF Gabriel Ferrer
WAVES
Weight-shift control Individual owner
Florida
Experimental 2023-02-27 ValidFAA registration status code V: Valid registration. All codes
N618PF Novotney Matthew
SHOCKER DOMINATOR
Gyroplane Individual owner
North Carolina
Experimental 2023-02-14 ValidFAA registration status code V: Valid registration. All codes
N2484G Breitigam Daniel
MONSTER WING
Weight-shift control Individual owner
Texas
Experimental 2023-01-12 ValidFAA registration status code V: Valid registration. All codes
N67776 Kolb Aircraft
KOLB TWINSTARMARKIII
Fixed-wing, single engine Individual owner
West Virginia
Experimental 2022-12-30 ValidFAA registration status code V: Valid registration. All codes
N979ZZ Ron Zohner
4
Fixed-wing, single engine Individual owner
Arizona
Experimental 2022-02-18 ValidFAA registration status code V: Valid registration. All codes
N6156M Nadler Mal S
QUICKSILVER MXL II
Fixed-wing, single engine Individual owner
Oregon
Experimental 2021-11-01 ValidFAA registration status code V: Valid registration. All codes
N2574K Innovation Engineering Inc
GENESIS
Fixed-wing, single engine Individual owner
North Carolina
Experimental 2020-06-16 ValidFAA registration status code V: Valid registration. All codes
N65762 Rans
S-12XL
Fixed-wing, single engine Individual owner
Indiana
Experimental 2019-04-19 ValidFAA registration status code V: Valid registration. All codes
N694CG Classic Creations Unlimited In
XF-14
Weight-shift control Individual owner
Tennessee
Experimental 2019-04-03 ValidFAA registration status code V: Valid registration. All codes
N3975V Charette Lonnie T
SKY RANGER
Fixed-wing, single engine Individual owner
Maine
Experimental 2019-03-15 ValidFAA registration status code V: Valid registration. All codes
N618JS Quicksilver
SPORT 2
Fixed-wing, single engine Individual owner
Ohio
Experimental 2017-06-06 ValidFAA registration status code V: Valid registration. All codes
N34TZ Anthony J Zelsnack
KITFOX III
Fixed-wing, single engine Individual owner
New York
Experimental 2016-11-21 ValidFAA registration status code V: Valid registration. All codes
N5618N Golden Circle Air
T-BIRD II
Fixed-wing, single engine Individual owner
Texas
Experimental 2016-01-08 ValidFAA registration status code V: Valid registration. All codes
N776U Clifford Earl Wilson
LAKELAND ULTRALIGHTS
Fixed-wing, single engine Individual owner
Missouri
Experimental 2015-11-25 ValidFAA registration status code V: Valid registration. All codes
N618XR Raj Hamsa Ultralights (Pvt)Ltd
X-AIR STANDARD
Fixed-wing, single engine Individual owner
Kentucky
Experimental 2015-03-17 ValidFAA registration status code V: Valid registration. All codes
N9504N Golden Circle Air
T BIRD II
Fixed-wing, single engine Teratorn LLC
Naples, Florida
Experimental 2014-09-04 ValidFAA registration status code V: Valid registration. All codes
N61107 Flightstar Ii
FIX WING
Fixed-wing, single engine Individual owner
North Carolina
Light sport 2014-05-07 ValidFAA registration status code V: Valid registration. All codes
N311RT Cosmos
PHASE 2
Weight-shift control Individual owner
Nevada
Experimental 2014-04-07 ValidFAA registration status code V: Valid registration. All codes
N142NJ Margolis Zach P
RANS S-7 COURIER
Fixed-wing, single engine Individual owner
Colorado
Experimental 2013-06-06 ValidFAA registration status code V: Valid registration. All codes
N265CS Two Wings Aviation
MARINER
Fixed-wing, single engine Individual owner
Minnesota
Experimental 2012-12-03 ValidFAA registration status code V: Valid registration. All codes
N5606H Robertson Bohdan H
MXLII SPORT
Fixed-wing, single engine Individual owner
Michigan
Experimental 2010-07-02 ValidFAA registration status code V: Valid registration. All codes
N3807S Flightstar Inc
FLIGHTSTAR II
Fixed-wing, single engine Individual owner
New York
Experimental 2007-08-29 ValidFAA registration status code V: Valid registration. All codes
N3075J Tannehill Thomas J
RANS S12XL
Fixed-wing, single engine Individual owner
Michigan
Experimental 2007-06-18 ValidFAA registration status code V: Valid registration. All codes
N911PK Flightstar Inc
FS-IISC
Fixed-wing, single engine Individual owner
South Carolina
Experimental 2007-06-11 ValidFAA registration status code V: Valid registration. All codes
N5149Y Boston Welding
T40
Weight-shift control Individual owner
Florida
Experimental 2007-05-21 ValidFAA registration status code V: Valid registration. All codes
N8508Q Paraski
DISCOVERY 618
Powered parachute Individual owner
Arkansas
Experimental 2007-04-12 ValidFAA registration status code V: Valid registration. All codes
N546SW Wessel Marvin E Jr
VORTEX
Rotorcraft Individual owner
Arizona
Experimental 2007-03-05 ValidFAA registration status code V: Valid registration. All codes
N6040U Tukan
2 PLACE
Weight-shift control Individual owner
South Carolina
Experimental 2006-08-25 ValidFAA registration status code V: Valid registration. All codes
N3283R Hammond Steve A
BEAVER RX 550
Fixed-wing, single engine Individual owner
South Dakota
Experimental 2006-06-26 ValidFAA registration status code V: Valid registration. All codes
N618TV Verroi Tomothy A
MONARK BUTTERFLY
Rotorcraft Individual owner
Florida
Experimental Sale reportedFAA registration status code 7. 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.