MISI Stock Appearing Comer Rotary Valve.

100cc Comer rotary valve modified by Jim Stroud of MISI. Complete engine with carb. Not a radical modification only about 3 degree higher exhaust for a little more blow down. Still on 2nd size piston. This is a early 90’s engine with : exhaust ports with no bridge. One road race on engine. Email or text for pictures or questions. $450 delivered in the 48 states. Dennis Tapp. Dtapp1716@gmail.com