I have a Gen IV 454 chevy block that is already machined. It is bored .030 over. Depending on what crankshaft you want to us, you can build a 30 over 427ci, a 30 over 454ci (460ci), or a 489ci. Block already has new cam bearings and freeze plugs installed. It has 2 bolt mains with new ARP bolts. Mains have been line honed. $600.00 417-766-9037 Griffs cam shop in Billings has a set of new TRW .030 over piston set for $160.
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