454mark IV high performance block 2 bolt main/ std bore /block was hot tanked / not sure the lift of the cam. no pushrods // crank needs to go to 010/have new bearings to go with it.rods annd main bearings. offenhouser aluminum intake drilled for nitrous 4150 flange.chrome moroso valve covers/ has the small peanut port heads . but there in good shape with newer seals and there ready to bolt on .with screw in studs and guide plates. with flexplate and balancer also have pistons rods .ex build up motor 616-262-6076

sold the 454. thanks454mark IV high performance block 2 bolt main/ std bore /block was hot tanked / not sure the lift of the cam. no pushrods // crank needs to go to 010/have new bearings to go with it.rods annd main bearings. offenhouser aluminum intake drilled for nitrous 4150 flange.chrome moroso valve covers/ has the small peanut port heads . but there in good shape with newer seals and there ready to bolt on .with screw in studs and guide plates. with flexplate and balancer also have pistons rods .ex build up motor 616-262-6076