Find your propeller...
Simply select your aircraft type from the drop-down menu, and the applicable STCs for your aircraft will be shown.


Please check if we already hold a high performance propeller STC for your airplane.
(some of the listed STCs below are held by distributors and others. Their contact is mentioned next to the respective STC number)

Pratt & Whitney PT6A-42A engine
and optional increased Gross Weight
Pratt & Whitney PT6A-140 engine
and optional increased Gross Weight
MTV-27-1-E-C-F-R(P)/CFR245-55a