The U.S. aircraft register, updated daily
The register · data as of October 7, 2026

Aircraft with Rotax 503 DCDI engines with owners in California

35 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
N6630Q Kolb
FIRESTAR
Individual owner
California
Experimental 2026-07-29 ValidFAA registration status code V: Valid registration. All codes
N214TR Hill J/Hill M
CHALLENGER II
Individual owner
California
Experimental 2026-07-22 ValidFAA registration status code V: Valid registration. All codes
N3554A Trueba Thomas A
QUICKSILVER SPORT II
Individual owner
California
Experimental 2026-01-09 ValidFAA registration status code V: Valid registration. All codes
N120LF Quicksilver
GT-400
Individual owner
California
Experimental 2025-02-20 ValidFAA registration status code V: Valid registration. All codes
N16VE Englert David A
HAWK ARROW
Individual owner
California
Experimental 2024-05-07 ValidFAA registration status code V: Valid registration. All codes
N878DW Titan Aircraft
TORNADO I
Individual owner
California
Experimental 2024-04-25 ValidFAA registration status code V: Valid registration. All codes
N147PM Quad City
CHALLENGER II
Individual owner
California
Experimental 2024-02-19 ValidFAA registration status code V: Valid registration. All codes
N203MG Schantz James
CHALLENGER 2
Individual owner
California
Experimental 2023-12-15 ValidFAA registration status code V: Valid registration. All codes
N380JM Martin James A
QUICKSILVER GT 400
Individual owner
California
Experimental 2023-03-04 ValidFAA registration status code V: Valid registration. All codes
N7065Y Martin Helen Tabor
RIDGE RUNNER
Individual owner
California
Experimental 2021-05-07 ValidFAA registration status code V: Valid registration. All codes
N7072Z Alfred Keith
SKY RAIDER II
Individual owner
California
Experimental 2021-03-24 ValidFAA registration status code V: Valid registration. All codes
N6052E Glover E R
KOLB FIRESTAR II
Individual owner
California
Experimental 2021-02-19 ValidFAA registration status code V: Valid registration. All codes
N987Y Hytek
HURRICANE
Individual owner
California
Experimental 2021-01-09 ValidFAA registration status code V: Valid registration. All codes
N6115Y Davis Brent
QUICKSILVER
Individual owner
California
Experimental 2020-12-10 ValidFAA registration status code V: Valid registration. All codes
N3638D Maler Carl J
CHALLENGER II
Individual owner
California
Experimental 2020-08-22 ValidFAA registration status code V: Valid registration. All codes
N53XY Schwartz Kenneth G
S17 STINGER
Individual owner
California
Experimental 2020-07-06 ValidFAA registration status code V: Valid registration. All codes
N459F John R Fitt
KOLB FIRESTAR
Individual owner
California
Experimental 2019-04-05 ValidFAA registration status code V: Valid registration. All codes
N18VE M-Squared Aircraft
BREESE 2
Sky Knights Flight Club
Thousand Oaks, California
Experimental 2017-09-28 ValidFAA registration status code V: Valid registration. All codes
N1025Z Lenaburg Allen G
CHALLENGER I
Individual owner
California
Experimental 2016-06-09 ValidFAA registration status code V: Valid registration. All codes
N56345 Pegasus
QUANTUM503SUPERSPORT
Individual owner
California
Experimental 2015-09-17 ValidFAA registration status code V: Valid registration. All codes
N75444 Air Creation
RACER 503SL
Individual owner
California
Experimental 2015-04-01 ValidFAA registration status code V: Valid registration. All codes
N4877E Brogdon George H
HI-MAX 1700R
Individual owner
California
Experimental 2014-04-10 ValidFAA registration status code V: Valid registration. All codes
N1872C Earthstar Aircraft Inc
J24503
Individual owner
California
Experimental 2014-03-10 ValidFAA registration status code V: Valid registration. All codes
N2812 Chicco Miguel E
QUICKSILVER SPORT II
Sky Knights Flight Club
Thousand Oaks, California
Experimental 2013-09-26 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
N26346 Northwing
APACHE TRIKE
Individual owner
California
Experimental 2007-09-13 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
N7894K Lockepaddon Kenneth
APACHE
Individual owner
California
Experimental 2007-08-06 ValidFAA registration status code V: Valid registration. All codes
N51726 Bill Robert
HERCULES TRIKE
Individual owner
California
Experimental 2007-08-03 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
N503PG Sabre Aircraft Corp
503
Individual owner
California
Experimental 2007-07-24 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
N86030 Hurricane Co Inc
TM CLIPPED WING
Individual owner
California
Experimental 2007-04-04 ValidFAA registration status code V: Valid registration. All codes
N8604L Hurricane Co Inc
HAULER
Individual owner
California
Experimental 2007-04-04 ValidFAA registration status code V: Valid registration. All codes
N8021F Hablutzel Ronnie E
RAPTOR
Individual owner
California
Experimental 2006-09-26 ValidFAA registration status code V: Valid registration. All codes