340 build up

Basic high compression rebuild (L2316 or KB243 series pistons). Heads rebuilt with 2.02 intake valves and basic porting. Comp XE274 cam. Performer RPM intake. 750 CFM carb. Headers and 2 1/2" dual exhaust. Best torque converter you can afford. BALANCE.

Your rods can be reused, but there are new sets out there for not a lot more than having the originals reconditioned.