Last Update Mar. 22/18

Superior Design= Superior Performance

GM Engines

Jeff Ackland's LS V8 powered P85 is equipped with an SDS EM-5 8D engine management system. Flying in Kansas.
First flights video
Ground running, takeoff, low pass and landing

Ground running with stack exhaust

Ray Watson's LS3 powered Moose

New website:
Video of LS3 powered Moose with SDS EM-5 8F system

Scott Hermance at Aerotech LLC helped do the LS3 conversion above.

LS throttle body adapter to SDS 80mm billet throttle body to fit LS7.

EM-5 8F kit for LS7

Rover V8

Gordon Wardstrom's Rover V8 powered Bearhawk. SDS equipped. Over 1500 trouble free hours. Runs head to head with IO-540 Bearhawks.