For: All Pro 13 & 11 degree heads wih aluminum & steel rockers as well as many other brands of SBC heads. As well as "ASCS" Heads and many other "SBC" Chevy Heads.
Features: Pressure cast with 356 alloy & heat treated to T6 for the upmost in strength, durability and lightness.
Description: Designed to form a compartment around and keep an equal amount of oil on springs & rockers under hard acceleration, deceleration and cornering. Available in as cast finish or the popular black powder coat.