Shortblock is assembled, requires bolting heads on. Kit includes required gaskets, head bolts and pushrods. 502 hp @ 5200 rpm, 567 ft./lbs. torque @ 4200 rpm, requires intake manifold, carb, distributor, water pump to complete. Requires premium fuel. 12371171 - ZZ 502/502 HP Premium ...
Note: These are for a manual transmission flywheel, not for automatic transmission flexplates. Warranty Information Limited 90 Day: See DetailsWe Suggest Lakewood Pilot Bushing - Chevy - Bronze - Solid Type Chevrolet Big Block and Small Block Bronze Factory Type Replacement Piot Bearing Pa...