Head choice Oct 30, 2016 9:22:55 GMT -6 via mobile Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by justramit on Oct 30, 2016 9:22:55 GMT -6 For a flat top 355 with 4412 which heads would be better dart 180. 72cc heads or 462 humps. We can only run aftermarket if 72cc.
