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Dart 19674136 - Dart Big Block Chevy Pro 2 Aluminum 380cc Cylinder Head



Dart 19674136 - Dart Big Block Chevy Pro 2 Aluminum 380cc Cylinder Head
Dart 19674136 - Dart Big Block Chevy Pro 2 Aluminum 380cc Cylinder Head

JEGS Part Number: 301-19674136

Big Block Chevy Pro 2 Head
  • Assembled
  • Dual Valve Springs: 1.625''
  • Max Lift: .850''

    Dart Big Block Chevy Pro 2 Aluminum 380cc Cylinder Head

    Dart Pro 2 Cylinder Heads are the next evolution of their big block Chevy lineup. Engineered for 500 + cubic inch engines spinning over 7500 RPM, these heads are made for maximum effort Comp or Bracket cars.

    Pro 2 Cylinder Heads were designed to make competitive engine building easier and less expensive by incorporating the rugged features of their famous Race Series casting into a ready-to-use, professional quality competition cylinder head. Every intake port, every exhaust runner, every valve bowl, and every combustion chamber is 100% digitally CNC-machined for the ultimate in consistency!

    Features
  • Aluminum Alloy: C355-T61
  • Valve Angle: 24 Degree
  • Intake Port Volume: 380cc
  • Intake Valve: 2.300''
  • Exhaust Valve: 1.880''
  • Chamber Volume: Retangular
  • Exhaust Port Location: Raised .500''
  • CNC Machined
  • Sold Individually

  • Dart 19674136

    Accessory Bolt Holes Drilled
    Yes
    Calculator
    Compression Calculator
    CNC-Machined Combustion Chamber
    Yes
    CNC-Machined Exhaust Runner
    Yes
    CNC-Machined Intake Runner
    Yes
    Combustion Chamber Style
    Heart
    Combustion Chamber Volume (cc)
    121
    Cylinder Head Finish
    Natural
    Cylinder Head Material
    Aluminum
    Cylinder Head Style
    Assembled
    Damper Spring Included
    No
    Exhaust Port Location
    Raised
    Exhaust Port Shape
    Round
    Exhaust Runner Volume (cc)
    138
    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)
    380
    Intake Valve Angle
    24
    Intake Valve Diameter (in.)
    2.3
    Intake Valves Included
    Yes
    Lock Style
    10 degree
    Locks Included
    Yes
    Machined for O-Ring
    No
    Maximum Valve Lift (in.)
    0.85
    Number of Springs Per Valve
    Dual
    Oiling Style
    Through pushrod
    Outside Diameter of Outer Spring (in.)
    1.625
    Quantity
    Sold individually
    Retainer Material
    Titanium
    Retainers Included
    Yes
    Rocker Arm Nut Thread Size (in.)
    7/16/2020
    Rocker Arm Nuts Included
    No
    Rocker Arm Studs Included
    Yes
    Rocker Arms Included
    No
    Steam Holes Drilled
    No
    Valve Cover Mounting Style
    Perimeter bolt
    Valve Guide Material
    Manganese bronze
    Valve Guides Included
    Yes
    Valve Seat Machine Style
    4-angle intake/3-angle exhaust
    Valve Seat Material
    Ductile iron
    Valve Seats Machined
    Yes
    Valve Springs Included
    Yes
    Valve Stem Seal Style
    Positive stop
    Valve Stem Seals Included
    Yes
    Manufacturer's Part Number:
    19674136
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