Piston ring end gap? Dec 20, 2006 9:59:11 GMT -5 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by Georg on Dec 20, 2006 9:59:11 GMT -5 Rebuilding my friends Dart engine but needs to know how big have to be both (1-st and 2-nd) piston ring gaps? Motor is natural aspirated 360CID, .030" overbored