Stopsign32v
Member
I would highly......very highly suggest you go with the 331/347 combo I listed for you. Deck the block at 0 and run flat top pistons. With a 331 decked to 0, flat top pistons, and a 60cc chambered head you should be right at 10.1:1.
Forget the damn 306!!!!!!!!
Forget the damn 306!!!!!!!!