The most advanced Chevy big-block heads you can buy! The "Big Chief" puts Pro Stock technology within the reach of every racer and engine builder. They have what it takes to win today: spread intake ports, shallow valve angles, efficient combustion chambers, raised exhaust runners and a valvetrain that's reliable at high rpm. Intake runners are 395cc to maximize flow. Extra thick decks and wall thicknesses allow extensive modifications. 14° heads feature 74cc combustion chambers. Must use specific pistons, manifolds and shaft rockers.

Prices per head.