Chevy 355 This makes it roughly 550hp at the flexplate. This is a great motor for a modifed or open class. It is a 4 bolt main block, steel crank, 5.7 rods beam finished and ARP bolts, TRW forged pistons, moly rings, Lunati solid roller cam, Dart Sportsman II heads ported and polished with 2.02/1.60 valves, stud girdle, Lunati roller lifters and roller rockers, double roller timing chain and cam button, Team G single plane intake, Moroso water pump, Fluidampr balancer, 168 tooth SFI flexplate, Melling oil pump with welded pickup and Clevite bearinngs. $5300 will take partial trades