Engines · four-cycle piston · data as of October 7, 2026

Rotax 912ULS series

3,386 aircraft on the U.S. register carry a Rotax 912ULS series engine, rated at about 100 horsepower. The Van's Aircraft RV-12 is the model most often fitted with it (522 aircraft). The aircraft carrying it were built between 2002 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 Rotax 912ULS series. FAA spelling: 912ULS SERIES.

Fitted to model families

Model families, as a table

	aircraft
Van's Aircraft RV-12	522
Powrachute Llc AIRWOLF 912	160
Flight Design Gmbh CTSW	134
Czech Sport Aircraft A S SPORTCRUISER	132
Flight Design Gmbh CTLS	104
Aeropro Cz S R O A240	78
Czech Sport Aircraft As PIPER SPORT	59
Remos Acft Gmbh Flugzeugbau REMOS GX	51
Evolution Aircraft Inc REVOLT	40
Costruzioni Aeronautiche Tecna P92	39
Czech Aircraft Works Spol Sro SPORTCRUISER	36
Aeropro Cz A220	33

Van's Aircraft RV-12 · Powrachute Llc AIRWOLF 912 · Flight Design Gmbh CTSW · Czech Sport Aircraft A S SPORTCRUISER · Flight Design Gmbh CTLS · Aeropro Cz S R O A240 · Czech Sport Aircraft As PIPER SPORT · Remos Acft Gmbh Flugzeugbau REMOS GX · Evolution Aircraft Inc REVOLT · Costruzioni Aeronautiche Tecna P92

Where they are owner's state

Florida329Texas300California248Arizona151Illinois114Washington111Oregon104North Carolina99Wisconsin95Utah94

By state, as a table

	aircraft
Florida	329
Texas	300
California	248
Arizona	151
Illinois	114
Washington	111
Oregon	104
North Carolina	99
Wisconsin	95
Utah	94

Kind of aircraft

Piston singles2,761 (82%)Weight-shift and powered parachutes344 (10%)Helicopters107 (3%)Piston twins78 (2%)Gliders52 (2%)Gyroplanes44 (1%)

By kind, as a table

	aircraft	share
Piston singles	2,761	82%
Weight-shift and powered parachutes	344	10%
Helicopters	107	3%
Piston twins	78	2%
Gliders	52	2%
Gyroplanes	44	1%

When the aircraft were built by decade

By decade built, as a table

	aircraft
1990	18
2000	878
2010	1,660
2020	507

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

Fitted to

Van's Aircraft RV-12 522 with this engine series
Powrachute Llc AIRWOLF 912 160 with this engine series
Flight Design Gmbh CTSW 134 with this engine series
Czech Sport Aircraft A S SPORTCRUISER 132 with this engine series
Flight Design Gmbh CTLS 104 with this engine series
Aeropro Cz S R O A240 78 with this engine series
Czech Sport Aircraft As PIPER SPORT 59 with this engine series
Remos Acft Gmbh Flugzeugbau REMOS GX 51 with this engine series

Where they are

Florida 329 of these aircraft
Texas 300 of these aircraft
California 248 of these aircraft
Arizona 151 of these aircraft
Illinois 114 of these aircraft

Biggest operators

Skywest Leasing INC 16 of these aircraft
Evolution Aircraft INC 13 of these aircraft
Mid-Atlantic Air Ventures INC 8 of these aircraft
Epic Aviation Leasing LLC 7 of these aircraft
Yale Companies LLC DBA 5 of these aircraft

Analytics

These connections as data: /graph/engine/rotax-912uls-series.json · about the eFlight graph.

Aircraft newest certificates first · 3,386

Tail no.	Maker and model	Group	Owner and base	Certificate	Registered	Status
N728PR	Russell P SEAREY	Fixed-wing, single engine	Individual owner Florida	Experimental	2012-09-24	Valid
N864BN	Neumeister Brian K RV-12	Fixed-wing, single engine	Individual owner Illinois	Experimental	2012-09-14	Valid
N75ZB	Robert W Moore RANS S-19	Fixed-wing, single engine	Individual owner Florida	Experimental	2012-09-13	Valid
N5549V	Buckeye Aviation BREEZE	Powered parachute	Individual owner Wisconsin	Experimental	2012-09-10	Valid
N38EB	Bradford Ed ED BRADFORD AIR COMM	Rotorcraft	Individual owner Iowa	Experimental	2012-08-31	Valid
N475VP	Powrachute Llc AIRWOLF 912ULS	Powered parachute	Individual owner Texas	Experimental	2012-08-31	Valid
N920CT	Flight Design Gmbh CTLS	Fixed-wing, single engine	Individual owner Florida	Light sport	2012-08-28	Valid
N474HP	Powrachute Llc AIRWOLF 912ULS	Powered parachute	High Chuters LLC Battle Creek, Michigan	Experimental	2012-08-23	Valid
N1926L	Vans Aircraft Inc RV-12	Fixed-wing, single engine	Individual owner South Carolina	Experimental	2012-08-22	Valid
N962LS	Flight Design Gmbh CTLS	Fixed-wing, single engine	Individual owner North Dakota	Light sport	2012-08-20	Valid
N912RC	Gleason Brent L RANS S-7S	Fixed-wing, single engine	Individual owner Indiana	Experimental	2012-08-16	Valid
N405RA	Remos Aircraft Gmbh REMOS G-3/600	Fixed-wing, single engine	Individual owner California	Light sport	2012-08-15	Valid
N456DK	Aeroprakt America Inc A-22 LS	Fixed-wing, single engine	Individual owner North Carolina	Light sport	2012-08-13	Valid
N628JH	Vans Aircraft Inc RV-12	Fixed-wing, single engine	Individual owner Wisconsin	Experimental	2012-08-10	Valid
N535N	Tl Ultralight Sro STINGSPORT	Fixed-wing, single engine	Individual owner Minnesota	Experimental	2012-07-17	Valid
N150EV	Evektor-Aerotechnik As SPORTSTAR PLUS	Fixed-wing, single engine	Co-owned owner Massachusetts	Light sport	2012-07-16	Valid
N14DQ	Vans Aircraft Inc RV-12	Fixed-wing, single engine	Individual owner Arizona	Experimental	2012-07-13	Valid
N701MJ	Jurmu Michael STOL CH701	Fixed-wing, single engine	Individual owner Virginia	Experimental	2012-07-10	Valid
N73HR	Vans Aircraft Inc RV-12	Fixed-wing, single engine	Co-owned owner Texas	Experimental	2012-07-10	Valid
N216V	Aeropro Cz A220	Fixed-wing, single engine	Individual owner Washington	Light sport	2012-07-06	Valid
N216LC	Charles Klinkerman CALIDUS	Rotorcraft	Individual owner Missouri	Experimental	2012-07-05	Valid
N46036	Vans Aircraft Inc RV-12	Fixed-wing, single engine	Individual owner Florida	Experimental	2012-06-27	Valid
N599RS	Robert Skalberg VANS RV-12	Fixed-wing, single engine	Individual owner Minnesota	Experimental	2012-06-26	Valid
N115M	Aeropro Cz A220	Fixed-wing, single engine	Individual owner Texas	Light sport	2012-06-21	Valid
N323TA	Costruzioni Aeronautiche Tecna P92 ECHO CLASSIC	Fixed-wing, single engine	Individual owner Delaware	Light sport	2012-06-14	Valid
N8901E	Wellman Michael A HIGHLANDER	Fixed-wing, single engine	Individual owner Oregon	Experimental	2012-06-13	Valid
N120R	Vans Aircraft Inc RV-12	Fixed-wing, single engine	Top Fun Aviation LLC Youngsville, Louisiana	Experimental	2012-06-07	Valid
N574AC	Air Creation Usa Llc SKYPPER	Weight-shift control	Air Creation USA LLC Vail, Arizona	Special flight permit	2012-06-05	Valid
N137JD	Aerospool Sro DYNAMIC WT9	Fixed-wing, single engine	Individual owner Iowa	Experimental	2012-06-04	Valid
N654R	Vans Aircraft Inc RV-12	Fixed-wing, single engine	Individual owner Illinois	Experimental	2012-05-25	Valid
N61TN	David Lewis AIRCAM	Fixed-wing, multi-engine	Individual owner Florida	Experimental	2012-05-24	Valid
N12ZC	Vans Aircraft Inc RV-12	Fixed-wing, single engine	Co-owned owner New Mexico	Experimental	2012-05-22	Valid
N866RS	Flight Design Gmbh CTLS	Fixed-wing, single engine	Airscrew Aviation LLC Youngstown, Ohio	Light sport	2012-05-17	Valid
N532CT	Flight Design Gmbh CTSW	Fixed-wing, single engine	Still Flying LLC Fort Collins, Colorado	Light sport	2012-05-14	Valid
N495VP	Urban Air Sro UFM-13 LAMBADA	Glider	Individual owner Hawaii	Light sport	2012-05-10	Valid
N947WT	Vans Aircraft Inc RV-12	Fixed-wing, single engine	Individual owner Missouri	Experimental	2012-05-09	Valid
N302E	Aeropro Cz EUROFOX LSA	Fixed-wing, single engine	Individual owner North Carolina	Light sport	2012-04-25	Valid
N200RV	Vans Aircraft Inc RV-12	Fixed-wing, single engine	Individual owner District of Columbia	Experimental	2012-04-24	Valid
N616T	Vans Aircraft Inc RV-12	Fixed-wing, single engine	Co-owned owner Colorado	Experimental	2012-04-24	Valid
N956RD	Robert A Duff VORTEX M912	Gyroplane	Individual owner Georgia	Experimental	2012-04-17	Valid
N611SP	Fk Lightplanes FK9 ELA SW	Fixed-wing, single engine	Individual owner Georgia	Light sport	2012-04-16	Valid
N912TB	Vans Aircraft Inc RV-12	Fixed-wing, single engine	Individual owner Virginia	Experimental	2012-04-16	Valid
N132GX	Remos Acft Gmbh Flugzeugbau REMOS GX	Fixed-wing, single engine	Individual owner Georgia	Light sport	2012-04-14	Valid
N130TL	Tl Ultralight Sro STINGSPORT	Fixed-wing, single engine	Individual owner California	Light sport	2012-04-12	Valid
N972AZ	Sapp Dennis F CH-701	Fixed-wing, single engine	Co-owned owner Missouri	Experimental	2012-04-12	Valid
N328KL	Vans Aircraft Inc RV-12	Fixed-wing, single engine	Withheld at owner's request	Experimental	2012-04-11	Valid
N191RS	Raymond L Sheffield RANS S-19	Fixed-wing, single engine	Venterra Aircraft INC Wilmington, Delaware	Experimental	2012-04-09	Valid
N6655	Tl Ultralight Sro STINGSPORT	Fixed-wing, single engine	Individual owner South Dakota	Light sport	2012-04-02	Valid
N519NP	Norman C Pfaff RANS S-19	Fixed-wing, single engine	Individual owner New Mexico	Experimental	2012-03-29	Valid
N63BP	William Prokes KITFOX S7 SUPERSPORT	Fixed-wing, single engine	Individual owner Arizona	Experimental	2012-03-29	Valid
N737G	Vans Aircraft Inc RV-12	Fixed-wing, single engine	Individual owner Washington	Experimental	2012-03-28	Valid
N993AF	Skvara Mark D ZENITH CH 750	Fixed-wing, single engine	Individual owner Wisconsin	Experimental	2012-03-28	Valid
N412BR	Vans Aircraft Inc RV-12	Fixed-wing, single engine	Individual owner Texas	Experimental	2012-03-22	Valid
N676EV	Evektor-Aerotechnik As SPORTSTAR	Fixed-wing, single engine	Co-owned owner Ohio	Light sport	2012-03-21	Valid
N363ST	Flight Design Gmbh CTLS	Fixed-wing, single engine	Individual owner Arizona	Light sport	2012-03-07	Valid
N300DK	Vans Aircraft Inc RV-12	Fixed-wing, single engine	Individual owner California	Light sport	2012-02-28	Valid
N39PF	William L Payne HIGHLANDER	Fixed-wing, single engine	Individual owner North Carolina	Experimental	2012-02-23	Valid
N701WX	Taylor Wayne E ZENITH STOL CH 701	Fixed-wing, single engine	Individual owner Alaska	Experimental	2012-02-17	Valid
N373TA	Costruzioni Aeronautiche Tecna P92 EAGLET	Fixed-wing, single engine	Individual owner California	Light sport	2012-02-09	Valid
N128DD	Syverson David KITFOX MODEL 7	Fixed-wing, single engine	Co-owned owner Minnesota	Experimental	2012-02-06	Valid
N154UA	Urban Air Sro UFM-13 LAMBADA	Glider	Individual owner California	Light sport	2012-02-01	Valid
N183ML	Kenton A Sandine ZENITH STOL CH750	Fixed-wing, single engine	Individual owner Oregon	Experimental	2012-01-31	Valid
N215RH	Vans Aircraft Inc RV-12	Fixed-wing, single engine	Individual owner Colorado	Experimental	2012-01-30	Valid
N345JK	Vans Aircraft Inc RV-12	Fixed-wing, single engine	Perrien Aviation LLC Grosse Pointe Wood, Michigan	Experimental	2012-01-26	Valid
N635QF	Lloyd R Rauch RANS S-19	Fixed-wing, single engine	Individual owner Texas	Experimental	2012-01-26	Valid
N83LR	Vans Aircraft Inc RV-12	Fixed-wing, single engine	Individual owner Arkansas	Experimental	2012-01-26	Valid
N261RA	Remos Aircraft Gmbh G-3/600	Fixed-wing, single engine	Simplyfly LLC Oswego, Illinois	Light sport	2012-01-11	Valid
N4760	Aeropro Cz EUROFOX LSA	Fixed-wing, single engine	Individual owner Kentucky	Light sport	2011-12-16	Valid
N1900G	Costruzioni Aeronautiche Tecna P2004 BRAVO	Fixed-wing, single engine	Bravo Aviation Consultants LLC Wilmington, Delaware	Light sport	2011-12-14	Valid
N66GX	Remos Aircraft Gmbh GEMINI REMOS G-3/600	Fixed-wing, single engine	Individual owner Louisiana	Light sport	2011-12-14	Valid
N391CT	Flight Design Gmbh CTLS	Fixed-wing, single engine	Individual owner New Mexico	Light sport	2011-12-05	Valid
N257BB	Vans Aircraft Inc RV-12	Fixed-wing, single engine	Individual owner Oregon	Experimental	2011-11-28	Valid
N715CF	Stephen Port RANS COYOTE S-6S	Fixed-wing, single engine	Individual owner Tennessee	Experimental	2011-11-28	Valid
N117VV	Czech Sport Aircraft As PIPER SPORT	Fixed-wing, single engine	Co-owned owner Texas	Experimental	2011-11-02	Valid
N506EJ	Flight Design Gmbh CTLS	Fixed-wing, single engine	Individual owner New Hampshire	Light sport	2011-11-02	Valid
N60VT	Flight Design Gmbh CTSW	Fixed-wing, single engine	Individual owner Florida	Light sport	2011-11-01	Valid
N141BV	Flight Design Gmbh CTSW	Fixed-wing, single engine	Individual owner Florida	Light sport	2011-10-24	Valid
N514ST	Vans Aircraft Inc RV-12	Fixed-wing, single engine	Individual owner South Carolina	Experimental	2011-10-19	Valid
N612BF	Evolution Trikes REVO	Weight-shift control	Co-owned owner Oregon	Light sport	2011-10-04	Valid
N220M	Michael Allan Shannon RANS INC S-7 COURIER	Fixed-wing, single engine	Individual owner Minnesota	Experimental	2011-10-03	Valid
N662ES	Interplane SKYBOY	Fixed-wing, single engine	Individual owner California	Experimental	2011-10-03	Valid
N78018	Slepcev Aircraft Industry SS4-X	Fixed-wing, single engine	Individual owner Missouri	Experimental	2011-09-23	Valid
N66NX	Remos Acft Gmbh Flugzeugbau REMOS GX	Fixed-wing, single engine	Individual owner Massachusetts	Light sport	2011-09-22	Valid
N455BW	Jerald H Wilhelm CALIDUS	Fixed-wing, single engine	Co-owned owner Michigan	Experimental	2011-09-16	Valid
N213B	Aeropro Cz S R O A240	Fixed-wing, single engine	Individual owner Illinois	Light sport	2011-09-10	Valid
N27VC	Vans Aircraft Inc RV-12	Fixed-wing, single engine	Rv-12 LLC Glendale, Arizona	Experimental	2011-08-30	Valid
N4247E	Vans Aircraft Inc RV-12	Fixed-wing, single engine	Individual owner Arizona	Experimental	2011-08-26	Valid
N303TA	Costruzioni Aeronautiche Tecna P92 ECHO CLASSIC	Fixed-wing, single engine	Individual owner Louisiana	Light sport	2011-08-25	Valid
N210FN	Remos Acft Gmbh Flugzeugbau REMOS GX	Fixed-wing, single engine	Robert Bretz LLC Louisville, Kentucky	Light sport	2011-08-24	Valid
N453NS	Vans Aircraft Inc RV-12	Fixed-wing, single engine	Individual owner Florida	Experimental	2011-08-22	Valid
N474SW	Remos Aircraft Gmbh G-3/600	Fixed-wing, single engine	Co-owned owner Wisconsin	Experimental	2011-08-18	Valid
N21ZA	Flight Design Gmbh CTLS	Fixed-wing, single engine	Ras Aviation LLC Elyria, Ohio	Light sport	2011-08-17	Valid
N456WT	Flight Design Gmbh CTSW	Fixed-wing, single engine	Individual owner Washington	Light sport	2011-08-16	Valid
N547TV	Vincent Terry K VII	Fixed-wing, single engine	Individual owner Kentucky	Experimental	2011-08-15	Valid
N925CT	Flight Design Gmbh CTSW	Fixed-wing, single engine	Co-owned owner Iowa	Light sport	2011-08-09	Valid
N92YB	Foxair Llc KITFOX LIGHT SPORT	Fixed-wing, single engine	Individual owner West Virginia	Light sport	2011-08-08	Valid
N115GX	Remos Acft Gmbh Flugzeugbau REMOS GX	Fixed-wing, single engine	Maryland Sport Flight LLC Severna Park, Maryland	Light sport	2011-07-26	Valid
N68DM	Vans Aircraft Inc RV-12	Fixed-wing, single engine	Co-owned owner Ohio	Experimental	2011-07-23	Valid
N628VZ	French Scott B SLEPCEV STORCH	Fixed-wing, single engine	Individual owner Iowa	Experimental	2011-07-19	Valid
N449EB	Cole Frederick R ESCAPADE	Fixed-wing, single engine	Individual owner Missouri	Experimental	2011-07-15	Valid

Source: FAA Civil Aviation Registry, Releasable Aircraft Database (the engine reference table and each aircraft's engine code), October 7, 2026. Horsepower and thrust are the FAA's figures for the series, not for a particular aircraft.