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Blueprint Engines PS8012

Blueprint Engines Muscle Car Series Aluminum Cylinder Head Big Block Chevy

138-PS8012

Free Shipping Ships directly from the manufacturer on 08/29/19
Save $20 off $250, $40 off $500, $100 off $1,000. Promo Code: RACE2SAVE exclusions apply

$969.99
Blueprint Engines Muscle Car Series Aluminum Cylinder Head Big Block Chevy $969.99
Out of stock
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Muscle Car Series Aluminum Cylinder Head
  • Big Block Chevy
  • 358cc Intake Runner
  • 119cc Combustion Chamber
  • Straight Plug
  • Assembled
  • Sold Individually
  • Items You May Also Consider

    Blueprint Engines PS8012 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:

    Quantity
    Sold individually
    Cylinder Head Style
    Assembled
    Guideplates Included
    Yes
    Rocker Arm Studs Included
    Yes
    Accessory Bolt Holes Drilled
    Yes
    Cylinder Head Finish
    Natural
    Cylinder Head Material
    Aluminum
    CNC-Machined Combustion Chamber
    No
    CNC-Machined Exhaust Runner
    No
    CNC-Machined Intake Runner
    No
    Damper Spring Included
    Yes
    Exhaust Valves Included
    Yes
    Heat Crossover
    No
    Intake Valves Included
    Yes
    Locks Included
    Yes
    Machined for O-Ring
    No
    Retainers Included
    Yes
    Rocker Arm Nuts Included
    No
    Rocker Arms Included
    No
    Steam Holes Drilled
    No
    Valve Guides Included
    Yes
    Valve Seats Machined
    Yes
    Valve Springs Included
    Yes
    Valve Stem Seals Included
    Yes
    Combustion Chamber Volume (cc)
    119
    Intake Port Location
    Standard
    Exhaust Port Location
    Standard
    Oiling Style
    Through pushrod
    Intake Valve Diameter (in.)
    2.08
    Exhaust Valve Diameter (in.)
    1.88
    Valve Guide Material
    Manganese bronze
    Intake Runner Volume (cc)
    358
    Valve Seat Material
    Chrome nickel
    Valve Cover Mounting Style
    Perimeter bolt
    Intake Valve Angle
    24
    Valve Seat Machine Style
    5-angle
    Exhaust Runner Volume (cc)
    125
    Outside Diameter of Outer Spring (in.)
    1.54
    Maximum Valve Lift (in.)
    0.65
    Number of Springs Per Valve
    Dual
    Retainer Material
    Chromoly steel
    Lock Style
    10 degree
    Exhaust Valve Angle
    15
    Spark Plug Style
    Straight
    Rocker Arm Nut Thread Size (in.)
    7/16"-20
    Manufacturer's Part Number:
    PS8012
    Shipping Weight:
    41.36
    Package Height:
    11.2
    Package Depth:
    24.7
    Package Width:
    7.8

    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!

    Some parts are not legal for use in California or other states with similar laws / regulations

    Motor Vehicles

    WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.

    Tools:

    WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.

    Electrical Cords

    WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.