this is a hydrallic roller cam engine new steel l88 crank new forged pistons moly rings fully machined fresh bored honed with deck plates and deck with bhj tru-deck arp rod bolts fully balanced with in 1/2 of gram. heads have hard ex seats ss 2.19 and 1.88 ex and hp valve job and bowled out and new springs head are fresh new pushrods and kick out oil pan hd oil drive and mv hv77 oilpump gm wind tray new proessional products power plus satin intake and much more $3000 takes it all work done by me in my shop and is pro built