Originally Posted by dirtbikekid2

CKmaxx...I think I know what Im doing, ive' own tons of RC engines, what Im saying is this engine is tighter than any other Ive had, you can't say you never felt the compression on a new engine so don't go there! With that being said, my engine came in the pinch zone, thats why I was wondering why I couldn't get it to spin over!