Quote Originally Posted by Walter Walker View Post
Fair point, probably something like this.
Up to 750cc 4-stroke twins, liquid cooled, 4 valve per cylinder,
Up to 800cc 4-stroke twins, liquid cooled, non-desmodromic valves, 4 valve per
cylinder,


Understand we are talking about grafting a pre power valve motorcrosser engine into a gp chassis here.
right, and im talking about grafting a 250 4 stroke motocrosser engine in the same chassis. its only fair