BBC 305cc Alum Heads Magnum 121cc Assembled
Cylinder Head – Magnum Comp – Assembled – 2.250 / 1.880 in Valves – 305 cc Intake – 121 cc Chamber – 1.625 in Springs – Aluminum – Big Block Chevy – Pair
Cylinder Head – Magnum Comp – Assembled – 2.250 / 1.880 in Valves – 305 cc Intake – 121 cc Chamber – 1.625 in Springs – Aluminum – Big Block Chevy – Pair