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Blueprint Engines PS8012 - Blueprint Engines Big Block Chevy 358cc Aluminum Cylinder Heads



Blueprint Engines PS8012 - Blueprint Engines Big Block Chevy 358cc Aluminum Cylinder Heads

JEGS Part Number: 138-PS8012

Muscle Car Series Aluminum Cylinder Head
  • Big Block Chevy
  • 358cc Intake Runner
  • 119cc Combustion Chamber
  • Straight Plug
  • Assembled
  • Sold Individually
  • $929.99
    Ships 08/10/16
    if Ordered Today
    FREE Shipping

    Blueprint Engines PS8012 - Blueprint Engines Big Block Chevy 358cc Aluminum Cylinder Heads Details

    Muscle Car Series Aluminum Cylinder Heads

    Features:
  • Combustion Chamber Volume (cc): 119cc
  • Intake Runner Volume (cc): 358cc
  • Exhaust Runner Volume (cc): 125cc
  • Intake Port Location: Standard
  • Exhaust Port Shape: D-Shape
  • Exhaust Port Location: Standard
  • Spark Plug Style: Straight, .750 Reach Gasket
  • Intake Valve Diameter (in): 2.300"
  • Exhaust Valve Diameter (in): 1.880"
  • Maximum Valve Lift (in): .650"
  • Spring Pressure Closed: 135-145 @ 2.000"
  • Spring Pressure Open: 380-400 @ 1.250"
  • Outside Diameter of Outer Spring (in): 1.540"
  • Number of Springs Per Valve: Dual
  • Retainer Material: Chromemoly steel
  • Lock Style: 10 degree
  • Valve Stem Seal Style: Viton® Fluoroelastomer
  • Rocker Arm Nut Thread Size: 7/16" x 24
  • Guideplate Pushrod Size: 3/8"
  • Valve Cover Mounting Style: Perimeter Bolt
  • Accessory Bolt Holes Drilled: Yes
  • Intake Valve Angle: 24 Degrees (2 degree rolled)
  • Exhaust Valve Angle: 15 Degrees
  • Valve Guide Material: Manganese bronze
  • Valve Seat Machine Style: 5-angle
  • Valve Seat Material: Chrome Nickel
  • Steam Holes Drilled: No
  • Oiling Style: Through pushrod
  • Machined for O-Ring: No
  • Heat Crossover: No

  • Specifications:

    Accessory Bolt Holes Drilled
    Yes
    Calculator
    Compression Calculator
    CNC-Machined Combustion Chamber
    No
    CNC-Machined Exhaust Runner
    No
    CNC-Machined Intake Runner
    No
    Combustion Chamber Volume (cc)
    119
    Cylinder Head Finish
    Natural
    Cylinder Head Material
    Aluminum
    Cylinder Head Style
    Assembled
    Damper Spring Included
    Yes
    Exhaust Port Location
    Standard
    Exhaust Port Shape
    Round
    Exhaust Runner Volume (cc)
    125
    Exhaust Valve Angle
    15
    Exhaust Valve Diameter (in.)
    1.88
    Exhaust Valves Included
    Yes
    Guideplates Included
    Yes
    Heat Crossover
    No
    Intake Port Location
    Standard
    Intake Port Shape
    Rectangular
    Intake Runner Volume (cc)
    358
    Intake Valve Angle
    24
    Intake Valve Diameter (in.)
    2.08
    Intake Valves Included
    Yes
    Lock Style
    10 degree
    Locks Included
    Yes
    Machined for O-Ring
    No
    Maximum Valve Lift (in.)
    0.65
    Number of Springs Per Valve
    Dual
    Oiling Style
    Through pushrod
    Outside Diameter of Outer Spring (in.)
    1.54
    Quantity
    Sold individually
    Retainer Material
    Chromoly steel
    Retainers Included
    Yes
    Rocker Arm Nut Thread Size (in.)
    7/16"-20
    Rocker Arm Nuts Included
    No
    Rocker Arm Studs Included
    Yes
    Rocker Arms Included
    No
    Spark Plug Style
    Straight
    Steam Holes Drilled
    No
    Valve Cover Mounting Style
    Perimeter bolt
    Valve Guide Material
    Manganese bronze
    Valve Guides Included
    Yes
    Valve Seat Machine Style
    5-angle
    Valve Seat Material
    Chrome nickel
    Valve Seats Machined
    Yes
    Valve Springs Included
    Yes
    Valve Stem Seals Included
    Yes
    Manufacturer's Part Number:
    PS8012

    The BluePrint Muscle Series Big Block Chevy 358cc Aluminum Cylinder Heads are designed to accomodate hydraulic flat tappet and hydraulic roller cams. The 358cc intake, 125cc exhaust runners and 119cc combustion chambers are as cast. Scientifically engineered to give you more power than comparably priced options, these world-class heads are ready to go toe-to-toe with the industry's most powerful cylinder heads for a fraction of the cost. These heads feature great port and combustion chamber design, combined with high quality 21-4n Stainless steel valves, Viton seals, and double springs putting you in the driver's seat and your BluePrint Muscle heads in a performance class of their own!

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