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)

Continental engines O-470 (K, L, R, S, U), -520, -550
MTV-9-D/210-58 (3-blade), MTV-9-D/205-58 (3-blade)
or MTV-15-D/210-58 (2-blade), MTV-15-D/205-58 (2-blade)