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SB Chevy Cylinder Head 195cc 64cc As Cast Assembled – Hydraulic Roller Springs

Original price was: $599.95.Current price is: $449.96.

SBC ALUMINUM CYLINDER HEAD – ASSEMBLED

HYDRAULIC ROLLER SPRINGS

Small Block Chevy Aluminum Cylinder Head – Assembled
For use with Hydraulic Roller Cam
Crafted from high-grade aluminum, bronze valve guides, hardened seats, and advanced port design for improved airflow.
This head features a thicker deck design so they can be used on nitrous, turbocharged and supercharged applications.
Dual valve cover bolt pattern, will accept either center bolt or perimeter bolt valve covers.
Professionally assembled here in the USA, using premium parts and hardware sourced from domestic suppliers.
Vacuum and pressure tested to ensure durability and performance. 

Specs & Information: 

  • Head Style: Small Block Chevy
  • Material: A356 Aluminum Alloy
  • Finish: Natural / Machined
  • Valve Springs Type: Hydraulic Roller Dual Valve Spring (.600 Max Lift)
  • Spark Plug Style: Straight
  • Intake Valve Diameter: 2.020”
  • Intake Runner Volume: 195cc
  • Exhaust Valve Diameter: 1.600”
  • Exhaust Port Volume: 76cc
  • Combustion Chamber Volume: 64cc
  • Intake Port Dims: 2.080” x 1.270” (Square)
  • Exhaust Port Dims: 1.380” x 1.420” (Square)
  • Intake Port Location: Stock
  • Exhaust Port Location: Stock
  • Valve Cover Bolt Pattern: Dual Pattern (Perimeter & Center Bolt)
  • Accessory Bolt Holes: Yes
  • Deck Thickness: .450”
  • Intake Valve Angle: 23 deg.
  • Exhaust Valve Angle: 23 deg.
  • Valve Seats Machined: Yes
  • Valve Seat Machine Style: 3-Angle
  • Valve Seat Material: Hardened Ductile Iron
  • Valve Spring Pocked Diameter: 1.580” OD (1.600” OD Max Machining)
  • Valve Length: 5.015″ (+.100″ longer)
  • Valve Stem Diameter: .3415″ – 11/32″
  • Valve Guide Material: Intake = Manganese Bronze & Exhaust = Phosphor Bronze
  • Valve Guides: 1/2″ OD
  • Valve Guide length: 1.950″
  • Valve Guide clearance: .0014″ – .002″ (with .3415 Dia valve stem)
  • Rocker Studs: 3/8″
  • Guide Plates: 5/16″ Adjustable
  • Spark Plug Dimensions: 14mm x .750” with Gasket Seat (Autolite 3923 or NGK 4554)
  • Steam Holes Drilled: No
  • Block Use Type: Iron or Aluminum

 

Important Notes: 

  • This listing is for One Cylinder Head ONLY


Disclaimer:

This product is legal for off road use and non pollution controlled vehicles (1965 & older); however, it has not been tested or approved by the California Air Resources Board (CARB) for highway vehicles in the state of California. By purchasing this product, buyer agrees it will not be used on pollution controlled vehicles in California, or in a state with similar emissions regulations.

WARNING: Cancer and Reproductive Harm –  www.p65warnings.ca.gov

 

Weight 29 lbs
Dimensions 22 × 10 × 7 in
Quantity

Sold Individually

Spark Plug

Angled, Straight

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