1998 grand prix motor Jan 11, 2005 1:21:24 GMT -5 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by tjboy on Jan 11, 2005 1:21:24 GMT -5 i have a motor out of a 1998 pontiac grand prix needs rebuild make me an offeri was told by a mechanic it had thrown a rod but all pistons are still turning.