Originally Posted by
costina
Yep pocket pistons but make sure you cc it. Then have you map adjusted to suit.
Also its advisable with any skimmed head to have adjustable pulleys to get timing back to spec.
Regards
Paul
Yes thats how you need to do it.
Dont be afraid to raise c/r to 8.5 or even 9/1, mapping is the most important bit to keep it in one piece.