The U.S. aircraft register, updated daily
The register · data as of October 8, 2026

Aircraft with Rotax 503 DCDI engines that are piston singles

427 on the U.S. register, newest registrations first. This is the list behind a number on another page; the words above say exactly what it counts. Individuals are not named at this time; companies, trusts and government bodies are shown as the FAA publishes them.

Tail no.Maker and modelOwner and baseCertificateRegisteredStatus
N80574 Benedict Samuel R
QUICKSILVER GT 400
 Individual owner
Alabama
 Experimental 2012-04-24 ValidFAA registration status code V: Valid registration. All codes
N8064A Benedict Samuel R
QUICKSILVER SPRNT II
 Individual owner
Alabama
 Experimental 2012-04-24 ValidFAA registration status code V: Valid registration. All codes
N466XS Schultz Daniel M
CHALLENGER 1
 Individual owner
New York
 Experimental 2012-03-06 ValidFAA registration status code V: Valid registration. All codes
N4378A Quad City Ultralight Acft Corp
CHALLENGER II
 Individual owner
Vermont
 Experimental 2011-11-10 ValidFAA registration status code V: Valid registration. All codes
N458HH David L Holzheimer
CHALLENGER II
 Individual owner
Minnesota
 Experimental 2011-10-31 ValidFAA registration status code V: Valid registration. All codes
N424NS Schiller Douglas J
CHALLENGER II
 Individual owner
Illinois
 Experimental 2011-09-21 ValidFAA registration status code V: Valid registration. All codes
N248DE Elliott Don
JT-2 THUNDERGULL
 Individual owner
Washington
 Experimental 2011-08-26 ValidFAA registration status code V: Valid registration. All codes
N56920 Kolb
FIRESTAR II
 Individual owner
Mississippi
 Experimental 2011-07-12 ValidFAA registration status code V: Valid registration. All codes
N92310 Kolb
FIRESTAR II
 Individual owner
Georgia
 Experimental 2011-06-22 ValidFAA registration status code V: Valid registration. All codes
N291BD Dombrowski Byron D Ii
CHALLENGER II
 Individual owner
Arizona
 Experimental 2011-06-14 ValidFAA registration status code V: Valid registration. All codes
N126BW Withrow Brian E
BUCCANEER XA
 Individual owner
Florida
 Experimental 2011-05-23 ValidFAA registration status code V: Valid registration. All codes
N905GF Grant Finley J
CHALLENGER
 Individual owner
Washington
 Experimental 2011-05-09 ValidFAA registration status code V: Valid registration. All codes
N511GP Cgs
HAWK PLUS
 Individual owner
Nebraska
 Experimental 2011-02-09 ValidFAA registration status code V: Valid registration. All codes
N503GC Crone Glenn F
CHALLENGER II
 Individual owner
Florida
 Experimental 2010-12-03 ValidFAA registration status code V: Valid registration. All codes
N7779B Schuster Randall J
CHALLENGER II
 Individual owner
Iowa
 Experimental 2010-09-30 ValidFAA registration status code V: Valid registration. All codes
N299KW Work Kevin D
CHALLENGER II
 Individual owner
Tennessee
 Experimental 2010-06-25 ValidFAA registration status code V: Valid registration. All codes
N643RP Purvis Ronald E
RANS S-4 COYOTE
 Individual owner
Minnesota
 Experimental 2010-04-30 ValidFAA registration status code V: Valid registration. All codes
N1516L Quad City Ultralight Acft Corp
CH II
 Individual owner
Michigan
 Experimental 2010-04-13 ValidFAA registration status code V: Valid registration. All codes
N3090J Quicksilver
MXL SPORT 2
 Individual owner
Hawaii
 Experimental 2009-12-30 ValidFAA registration status code V: Valid registration. All codes
N93331 Hickey Jerry E
SLINGSHOT
 Individual owner
Kansas
 Experimental 2009-09-08 ValidFAA registration status code V: Valid registration. All codes
N9546J M-Squared Aircraft
BREESE
 Individual owner
Mississippi
 Experimental 2009-08-28 ValidFAA registration status code V: Valid registration. All codes
N877MW Windschitl Mike
CHALLENGER II
 Individual owner
Minnesota
 Experimental 2009-08-17 ValidFAA registration status code V: Valid registration. All codes
N46LR Liles Robert G
SPITFIRE
 Individual owner
Texas
 Experimental 2009-08-12 ValidFAA registration status code V: Valid registration. All codes
N379PX Anderson Donald A
CHALLENGER II
 Individual owner
Wisconsin
 Experimental 2009-05-19 ValidFAA registration status code V: Valid registration. All codes
N702RP Mira Ronald
CHALLENGER II
 Individual owner
Michigan
 Experimental 2009-04-14 ValidFAA registration status code V: Valid registration. All codes
N61118 Myers Merlin W
HAWK 1
 Individual owner
Maryland
 Experimental 2009-03-16 ValidFAA registration status code V: Valid registration. All codes
N609GP Mcnulty Gary J
CHALLENGER II
 Individual owner
Washington
 Experimental 2008-10-16 ValidFAA registration status code V: Valid registration. All codes
N35150 Quicksilver
MX-2
 Co-owned owner
Missouri
 Experimental 2008-09-10 ValidFAA registration status code V: Valid registration. All codes
N80360 Quicksilver
GT-400
 Individual owner
Alabama
 Experimental 2008-08-21 ValidFAA registration status code V: Valid registration. All codes
N217BE Eves Bryan E
HAWK ARROW II
 Individual owner
Ohio
 Experimental 2008-08-07 ValidFAA registration status code V: Valid registration. All codes
N71703 Stoner Richard E
CHALLENGER II
 Individual owner
Florida
 Experimental 2008-05-09 ValidFAA registration status code V: Valid registration. All codes
N605DH Hall Dennis L
CHALLENGER II
 Luedders and Reed INC
Pawnee City, Nebraska
 Experimental 2008-03-05 ValidFAA registration status code V: Valid registration. All codes
N142KJ Ems Kenneth R
CHALLENGER II
 Individual owner
Mississippi
 Experimental 2008-01-30 ValidFAA registration status code V: Valid registration. All codes
N110ZX Hardesty Eugene P
EXCALIBUR
 Individual owner
Wisconsin
 Experimental 2008-01-18 ValidFAA registration status code V: Valid registration. All codes
N2610T Quad City Ultralights
CHALLENGER II
 Individual owner
Maryland
 Experimental 2008-01-14 ValidFAA registration status code V: Valid registration. All codes
N951GL Linzmayer George John
B1B BUCCANEER
 Individual owner
Florida
 Experimental 2008-01-09 ValidFAA registration status code V: Valid registration. All codes
N4406K Kolb
KOLB FIRESTAR KXP
 Individual owner
Wisconsin
 Experimental 2007-12-21 ValidFAA registration status code V: Valid registration. All codes
N8607Z Quicksilver
SPRINT II
 Individual owner
Wisconsin
 Experimental 2007-12-21 ValidFAA registration status code V: Valid registration. All codes
N4407G Murray Mark J
HURRICANE
 Individual owner
Georgia
 Experimental 2007-12-20 ValidFAA registration status code V: Valid registration. All codes
N75504 Spectrum
BEAVER RX 550
 Individual owner
Mississippi
 Experimental 2007-11-29 ValidFAA registration status code V: Valid registration. All codes
N9473Y Quad City
CHALLENGER II
 Individual owner
Indiana
 Experimental 2007-11-14 ValidFAA registration status code V: Valid registration. All codes
N5698L Ferguson Aircraft
FERGY II
 Individual owner
Georgia
 Experimental 2007-10-30 ValidFAA registration status code V: Valid registration. All codes
N4702T Carlin David
6T-1004
 Individual owner
California
 Experimental 2007-10-26 ValidFAA registration status code V: Valid registration. All codes
N56839 Colstrup Dennis J
CHALLENGER I
 Individual owner
Minnesota
 Experimental 2007-10-18 ValidFAA registration status code V: Valid registration. All codes
N171DA Addison Don G
QUICKSILVER SPORT II
 Individual owner
Alabama
 Experimental 2007-10-17 ValidFAA registration status code V: Valid registration. All codes
N56419 Berencsi Tibor C
KOLB FIRESTAR I
 Individual owner
New Jersey
 Experimental 2007-10-17 ValidFAA registration status code V: Valid registration. All codes
N3803V Quicksilver
SPRINT
 Individual owner
Mississippi
 Experimental 2007-10-09 ValidFAA registration status code V: Valid registration. All codes
N755WB Black James M
FLIGHTSTAR II SL
 Individual owner
North Carolina
 Experimental 2007-10-09 ValidFAA registration status code V: Valid registration. All codes
N207XP American Aircraft
FALCON XP
 Individual owner
Tennessee
 Experimental 2007-10-05 ValidFAA registration status code V: Valid registration. All codes
N2967A Smith James G
QUICKSILVER GT 400
 Individual owner
Texas
 Experimental 2007-10-04 ValidFAA registration status code V: Valid registration. All codes
N441MS Schumacher Michael
CHALLENGER II
 Individual owner
Illinois
 Experimental 2007-10-04 ValidFAA registration status code V: Valid registration. All codes
N5622J Excalibur
EXCALIBUR/EXPER
 Individual owner
New York
 Experimental 2007-10-03 ValidFAA registration status code V: Valid registration. All codes
N580DC Quicksilver Aircraft
MXL SPORT
 Individual owner
Oregon
 Experimental 2007-10-03 ValidFAA registration status code V: Valid registration. All codes
N153JC Aircraft Sales And Parts
CHINOOK PLUS 2/A
 Individual owner
Michigan
 Experimental 2007-09-25 ValidFAA registration status code V: Valid registration. All codes
N3739V Ford Bill
CHALLENGER II
 Individual owner
Indiana
 Experimental 2007-09-21 ValidFAA registration status code V: Valid registration. All codes
N6118N Eipper Aircraft
QUICKSILVER MXII
 Individual owner
Alabama
 Experimental 2007-09-21 ValidFAA registration status code V: Valid registration. All codes
N5611V Quad City
CHALLENGER II
 Individual owner
Texas
 Experimental 2007-09-19 ValidFAA registration status code V: Valid registration. All codes
N817RS Smith Ronald C
CHALLENGER II
 Individual owner
Indiana
 Experimental 2007-09-10 ValidFAA registration status code V: Valid registration. All codes
N197AB Quad City Ultralight Acft Corp
CHALLENGER II
 Individual owner
Nebraska
 Experimental 2007-09-06 ValidFAA registration status code V: Valid registration. All codes
N5509L Rans
COYOTE
 Individual owner
Illinois
 Experimental 2007-09-06 ValidFAA registration status code V: Valid registration. All codes
N4741G Smith George E
CHALLENGER II
 Individual owner
Oklahoma
 Experimental 2007-09-05 ValidFAA registration status code V: Valid registration. All codes
N446RC Cronk Russell
1650
 Individual owner
California
 Experimental 2007-09-04 ValidFAA registration status code V: Valid registration. All codes
N2587T Loehle Aviation Inc
SPORT PARASOL
 Individual owner
Virginia
 Experimental 2007-08-29 ValidFAA registration status code V: Valid registration. All codes
N2643T Hudgins John M
CHALLENGER II
 Individual owner
Texas
 Experimental 2007-08-29 ValidFAA registration status code V: Valid registration. All codes
N503MS Kolb Aircraft
FIRESTAR II
 Individual owner
Tennessee
 Experimental 2007-08-29 ValidFAA registration status code V: Valid registration. All codes
N177RM Kolb
TWINSTAR MARK II
 Individual owner
Texas
 Experimental 2007-08-27 ValidFAA registration status code V: Valid registration. All codes
N1780C Earthstar Acft Inc
JD
 Individual owner
Oregon
 Experimental 2007-08-24 ValidFAA registration status code V: Valid registration. All codes
N3519Q Berry Bob A
KOLB FIRESTAR II
 Individual owner
Kentucky
 Experimental 2007-08-24 ValidFAA registration status code V: Valid registration. All codes
N5244A Flight Star Inc
II SC
 Individual owner
Georgia
 Experimental 2007-08-24 ValidFAA registration status code V: Valid registration. All codes
N703RC Cooper Randy D
CHALLENGER II
 Individual owner
Ohio
 Experimental 2007-08-24 ValidFAA registration status code V: Valid registration. All codes
N3503U Strickler Dennis L
MXL SPORT II
 Individual owner
Ohio
 Experimental 2007-08-23 ValidFAA registration status code V: Valid registration. All codes
N6147X Quicksilver Manufacturing Inc
SPORT II
 Individual owner
Florida
 Experimental 2007-08-17 ValidFAA registration status code V: Valid registration. All codes
N61634 Daus Charles J
QUICKSILVER
 Individual owner
Pennsylvania
 Experimental 2007-08-17 ValidFAA registration status code V: Valid registration. All codes
N80274 Jackson Andrew W
QUICKSILVER SPORT II
 Individual owner
Georgia
 Experimental 2007-08-06 ValidFAA registration status code V: Valid registration. All codes
N2493U Kolb
FIRESTAR II
 Individual owner
Florida
 Experimental 2007-08-03 ValidFAA registration status code V: Valid registration. All codes
N395TX Mcmillan Dennis C
PHANTOM I
 Individual owner
Texas
 Experimental 2007-07-30 ValidFAA registration status code V: Valid registration. All codes
N80812 Ackland Les E
TITAN
 Individual owner
Minnesota
 Experimental 2007-07-30 ValidFAA registration status code V: Valid registration. All codes
N8049F Golden Circle Air
T-BIRD I
 Individual owner
Texas
 Experimental 2007-07-27 ValidFAA registration status code V: Valid registration. All codes
N80559 Seal Jerry W
CAPELLA SS
 Individual owner
Louisiana
 Experimental 2007-07-27 ValidFAA registration status code V: Valid registration. All codes
N8000Q Kolb
FIRESTAR 2
 Individual owner
Indiana
 Experimental 2007-07-26 ValidFAA registration status code V: Valid registration. All codes
N8038Q Quicksilver
SPRINT
 Individual owner
Wisconsin
 Experimental 2007-07-26 ValidFAA registration status code V: Valid registration. All codes
N80450 Kolb
FIRESTAR
 Individual owner
California
 Experimental 2007-07-26 ValidFAA registration status code V: Valid registration. All codes
N881K Quicksilver Manufacturing
MX SPORT
 Individual owner
Idaho
 Experimental 2007-07-26 ValidFAA registration status code V: Valid registration. All codes
N293JP Quad City Ultralight Acft Corp
CHALLENGER II
 Individual owner
Oklahoma
 Experimental 2007-07-24 ValidFAA registration status code V: Valid registration. All codes
N83BK Koza William J
TIERRA
 Individual owner
Minnesota
 Experimental 2007-07-23 ValidFAA registration status code V: Valid registration. All codes
N518EE Quicksilver
MXL-II-VANT
 Individual owner
Wisconsin
 Experimental 2007-07-16 ValidFAA registration status code V: Valid registration. All codes
N92076 Quad City Ultralight
CHALLENGER
 Individual owner
Illinois
 Experimental 2007-07-06 ValidFAA registration status code V: Valid registration. All codes
N998CW Olbrich Charles W
CGS HAWK ARROW
 Individual owner
New York
 Experimental 2007-06-27 ValidFAA registration status code V: Valid registration. All codes
N5148R Highcraft Aeromarine
BUCCANEER XA
 Individual owner
Florida
 Experimental 2007-06-21 ValidFAA registration status code V: Valid registration. All codes
N599WD Maxair
XP 503
 Individual owner
Mississippi
 Experimental 2007-06-15 ValidFAA registration status code V: Valid registration. All codes
N234CG Grembowicz Conrad G
CHALLENGER II
 Individual owner
Illinois
 Experimental 2007-06-14 ValidFAA registration status code V: Valid registration. All codes
N2055S Graves David A
CHALLENGER 1
 Individual owner
Indiana
 Experimental 2007-06-13 ValidFAA registration status code V: Valid registration. All codes
N70577 Quitoriano Don
MXLII
 Individual owner
Arizona
 Experimental 2007-06-08 ValidFAA registration status code V: Valid registration. All codes
N77DK Kelley Daniel S
KELLEY ONE
 Individual owner
California
 Experimental 2007-06-08 ValidFAA registration status code V: Valid registration. All codes
N62ET Hipps
RELIANT SX
 Individual owner
Florida
 Experimental 2007-06-07 ValidFAA registration status code V: Valid registration. All codes
N51641 Flightstar
IISC
 Individual owner
Wisconsin
 Experimental 2007-05-31 ValidFAA registration status code V: Valid registration. All codes
N157HT Thresher Harry L
CHALLENGER 2 LW
 Individual owner
Missouri
 Experimental 2007-05-18 ValidFAA registration status code V: Valid registration. All codes
N8595X Murphy Don J
CHALLENGER IISPECIAL
 Individual owner
Illinois
 Experimental 2007-05-17 ValidFAA registration status code V: Valid registration. All codes
N2552S Phantom Aircraft Co
PHANTOM X-1
 Individual owner
Michigan
 Experimental 2007-04-25 ValidFAA registration status code V: Valid registration. All codes
N709FS Kolb Aircraft
FIRESTAR II
 Individual owner
Florida
 Experimental 2007-04-10 ValidFAA registration status code V: Valid registration. All codes
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