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RHS Pro Action Aluminum Small Block Chevy Cylinder Heads

RHS Pro Action Aluminum Small Block Chevy Cylinder Heads

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Optimal performance with reliability, Pro Action Heads deliver significant power and torque gains right out of the box for all Small Block Chevy applications. These cylinder heads are perfect for a variety of street rod, muscle car, oval track, and drag racing performance engines. Sold individually.

  • Advanced port/runner/chamber design
  • 180cc intake ports
  • 64cc or 72cc combustion chambers
  • Straight or angle plug configuration
  • Modified water jacket
  • Multi-angle Serdi valve job
  • Radiused exhaust valve seats for up to 5 percent more airflow than the competition

  • 1 Product
    23° Aluminum Cylinder Head
  • Intake Ports: 180cc
  • Valves: 2.020" Int/1.600" Exh
  • Spring Pocket Diameter: 1.550"
  • Bare
  • RHS 12041 -
    Pro Action 23° Bare Aluminum Cylinder Head
  • Combustion Chambers: 72cc
  • Straight plug
  • FREE

    1 Product