Sbc crankshafts couple one piece rear main seal and one 2 piece. One ford crankshaft. Dont know a whole lot about them. Practically new sbc aluminum standard rotation wp. Th350 9 in tailshaft, prob needs rebuild. Comp cams valve stem seals brand new. New never used Speed pro CS-187r sbc cam and lifters. New set sbc valve springs. Retainers and keepers. Would like to sell all at once but willing to piece out if need be. Price is negotiable