Have you done any research on it to see what will need to be changed going 2 v to 3 v if so shoot me a pm so we can chat its also somthing that i have been considdringJust to throw it out there, have thought about a 3V swap? 3V's flow almost as good as the 4's, are aluminum blocks, only needs 1 set of cams, and are cheaper/more abundant. Just a thought. I am doing it