025150 BMP WARHAWK 15 LS1, LS2, LS6 235/64CC 2.08/1.6 SEAT BARE ALUMINUM HEADS

TECHNICAL SPECS   

Casting ID Number: WOR-075
Material: 355-T6 alloy high density aluminum
Valve Seats: Intake (hardened), exhaust (hardened)
Valve Guides: Manganese bronze
Spring Seats: Machined for 1.560"
Valves: Manley stainless steel valves in assemblies
Valve Diameter: 2.080" intake, 1.600" exhaust (5/16" stem) as cast
Rocker Arms: Stock LS1 with stock stands
Intake Runner: 235cc, standard port location
Exhaust Ports: 87cc, standard location
Combustion Chamber: 64cc
Spark Plug: 14mm .750" reach gasket style
Valve Job: Multi-angle intake and radiused exhaust
Valve Cover Rail: Raised .300" for aftermarket valvetrain
Valve Angle: Stock 15°
Accessory Bolt Holes: Stock

Spring Specs
Bare

Head Flow @ .800 Lift
305 intake, 212 exhaust (Super Flow 1050)
328 intake, 229 exhaust, (Super Flow 600)
All heads flowed with a standard .750" intake plate, without exhaust tube, and 28" of water. 

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