This is to be run in race and sprint events. Previously they had good success with a 150cc Rotax engine @ 33bhp, they are now taking it to a new level. Using 58 bore x 56 stroke setup, a Vertex Piston, the exhaust cones from an Aprillia RSW, the reedvalve from Parmakit, billet clutch (hardened) and a 4 speed box. They have close the crank area off for first trials, but if not happy with power will mill it open. It looks like a beast to me, good luck guys!

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