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Fontana Alum. 12 Port GMC 6 Cylinder Head

Discussion in 'The Hokey Ass Message Board' started by Tricknology, Jul 31, 2008.

  1. Tricknology
    Joined: Mar 9, 2006
    Posts: 547

    Tricknology
    Member
    from DETROIT

    Fontana does aluminum racing heads for Chevy II 4 cyl and inline GMC 6 stuff

    http://www.fontana-automotive.com/gmc.html

    Fontana/Skinner
    12 Port GMC 6 Cylinder Head
    Specifications:
    Material:
    • A356T6 Aluminum casting
    Combustion chamber:
    • Flat
    • negative 7.0 CC
    Valves:
    • Severe Duty Steel
    • Intake 2.125 x 6.250 x 11/32
    • Exhaust 1.700 x 6.250 x 11/32
    Guides:
    • Aluminum Bronze
    Seats:
    Ductile Iron
    Competition porting:
    All ports Available with additional head bolts
    Superior flow and velocity
    Superior spark plug location

    Other available components:
    Rocker arm assembly:
    • Needle bearing
    • Offset .170 inches
    • 7075T6 Alloy
    • Ratio 1.75
    • Roller tip
    Intake extenders
    Skinner valve cover
    Skinner head stud kit
    Skinner injector head gaskets:
    • copper
    Push rods
    Roller lifters:
    • Full body diameter, no tie bars
    Pistons
    Wrist pins
    Piston rings
    Steel main caps:
    • Front 2 bolt
    • Centers 4 bolt
    Semi <?XML:NAMESPACE PREFIX = ST1 /><ST1:pLACE>Cam</ST1:pLACE> Cores


    Chevy II 4 cyl.

    http://www.fontana-automotive.com/4cylinder.html
     
  2. NONHOG
    Joined: Dec 3, 2008
    Posts: 135

    NONHOG
    Member

    Anyone ever price a Fontana GMC head ?
     
  3. RichFox
    Joined: Dec 3, 2006
    Posts: 6,618

    RichFox
    ALLIANCE MEMBER

    Call Joe and ask him. I am sure he will tell you.
     

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