025350-2 WARHAWK 12° LS7 Aluminum Heads 285cc assembled head, 64cc chambers, 1.437" dual springs, Hydraulic Roller or Solid Flat Tappet, Spring Specs 1.437": 125 lbs. @ 1.810", 340 lbs. @ 1.210", coil bind @ 1.160", max lift @ .600

TECHNICAL SPECS

Casting ID Number: WOR-076A, B
Material: 355-T6 alloy high density aluminum
Valve Seats: Intake (hardened), exhaust (hardened)
Valve Guides: Manganese bronze
Spring Seats: Machined for 1.560" (can be machined for 1.625")
Valves: Manley stainless steel valves in assemblies
Valve Diameter: 2.200" intake, 1.600" exhaust (5/16" stem) as cast, 2.200" intake, 1.600" exhaust (5/16" stem) CNC ported
Rocker Arms: Stock LS7 rockers and integral stands
Intake Runner: 285cc, standard port location
Exhaust Ports: 106cc, standard location
Combustion Chamber: 64cc or 72cc
Spark Plug: 14mm .750" reach gasket style
Valve Job: Multi-angle intake and radiused exhaust
Valve Cover Rail: Raised .A34600" for aftermarket valvetrain
Valve Angle: Stock 12°
Accessory Bolt Holes: Stock

Spring Specs
1.437": 125 lbs. @ 1.810", 340 lbs. @ 1.210", coil bind @ 1.160", max lift @ .600"

Head Flow @ .700 Lift
336 intake, 193 exhaust (Super Flow 1050)
343 intake, 219 exhaust (Super Flow 600)

All heads flowed with a standard .750" intake plate, without exhaust tube, and 28" of water

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