Hey Mike Sept 2, 2006 23:51:19 GMT -5 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by bigjimzlll on Sept 2, 2006 23:51:19 GMT -5 Going to change cams on my SBC with your 210 heads. The cam iI have is .640 lift and the one I'm going to is .688. Are the springs and install height going to be OK?