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World Products Warhawk LS1X 15º Aluminum Cylinder Heads
Product images may differ from actual product appearance.
Primarily for street applications, Warhawk LS1X 15º heads represent significant improvements over factory heads. They are available with 200cc or 220cc intake ports, allowing optimum balance of air flow and velocity. Another benefit is the valve centerline and rocker arm studs are parallel to ensure correct geometry even with longer-than-stock valves.Features:
High-performance alternative to stock GM LS1 heads
Available with 200cc or 220cc intake runners
200cc head has 2.055" intake valves, and 220cc has 2.080"
Exhaust valves are 1.600" and all stems are 5/16"
Choice of 64cc or 72cc combustion chambers
Compatible with standard LS1 valve train components
Rocker arm stud bosses drilled at 15º for optimum valve-train geometry
Valve covers raised .300" to clear aftermarket rocker arms