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WARHAWK LS7X ALUMINUM HEAD 72CC/255CC BARE Warhawk LS7X Chevy 12 Aluminum Cylinder Head 250cc Intake Ports 2.200" Int/1.625" Exh Valves 72cc Combustion Chambers Bare Casting Improves replacement for LS7 and C5R applications Provisions for two extra head studs per cylinder Huge 255cc intake runners; 64cc & 72cc C5R-style cambers Uses big 2.200" intake and 1.625" exhaust valves (5/16" stem) Valve spring seats can accommodate 1-5/8" o.d. springs 12 valve angle, uses standard LS7 valve train components Rocker arm stud angle also 12 for optimum geometry Valve cover raised .600" to clear any rocker arm setup LS7 intake manifold opening size and bolt pattern Highly efficient C5R style exhaust ports Made of 355-T6 aluminum, Thick .750" deck |