Pro Action™ Small Block Chevy Aluminum Cylinder Head (23° Valve Angle)

Available Bare or Assembled

In stock
SKU
120XX
$458.78
  • Offered w/ 180cc, 200cc, 220cc & 235cc intake runners w/ 64cc or 72cc combustion chambers to fit your exact needs
  • Bare or fully assembled w/ premium COMP Cams® components

These heads deliver significant gains in both power and torque for all Small Block Chevrolet applications - right out of the box. Pro Action™ SBC Aluminum Heads are the perfect choice for a variety of performance engines, including street rod, muscle car, oval track and drag racing applications. Standard features include a multi-angle Serdi valve job, cast aluminium construction, multi-angle intake and radiused exhaust valve seats for up to 5% more airflow than the competition. Advanced port/runner/chamber design and modified water jackets for optimal performance & added reliability.  Valve springs up to 1.550" and standard rockers arms are accepted.

  • Advanced port/runner/chamber design & modified water jacket for improved durability, optimal performance & added reliability

  • Standard features include multi-angle intake & radiused exhaust valve seats for up to 5% more flow than the competition

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