late model 5.7(350) 1 piece rear main seal block. It is .060 over with flat tops. Has Eagle rotating assembly. 882 heads, ported with 2.02/1.60 valves, 1.55 roller rockers, guide plates. Studded block(deck). Cam is a hydraulic roller .540 lift. Weiand X-celerator aluminum intake. Holley 600 cfm...