1980 dodge d-50. 71 340 block .40 over, steel crank 10/10 forged trw pistons, X-heads ported and polished, stainless steal valves, eagle I-beam rods, mopar purple shaft .557/.557 mechanical cam, crane gold roller rockers, edelbrock airgape intake, Holley 750 double pumper, MSD ignition. backed...