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Explore / Porterfield CP-40

N18743 trading card

Legendary Porterfield CP-40, one of 1 registered in the US.

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N18743 is a Porterfield CP-40 of unknown build year, registered in the United States. It is the only one of its model on the registry, which makes its card legendary. Power comes from CONT MOTOR A40 SERIES. It seats 2. Turn it into a custom trading card with your own photo: we print standard 2.5 by 3.5 inch cards and mail them to you.

ClassSingle-Engine, Piston
Serial529
EngineCONT MOTOR A40 SERIES
Power40 hp
Seats2
Cruise76 mph
Weight classUnder 12,500 lb
Airworthy sinceApr 15, 1956
Mode S codeA15DAD
RegistrationValid

Details as of 2026-10-23. Is this your aircraft and you would rather it not appear here? Ask us to remove it.