RHS12062




SKU: RHS12062

BRAND: Racing Head Services

RHS SB Chev Pro Action Aluminium Bare Heads
235cc Intake Runner, 64cc Chamber, Angle Plugs, Each


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These heads deliver significant gains in both power and torque for all Small Block Chevrolet applications - right out of the box. Pro Action SBC Aluminium 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 all standard rocker arms and valve train components are accepted.

Cylinder Head Specification:

  • Engine Family: Small Block Chevy
  • Cylinder Head Series: Pro Action
  • Cylinder Head Style: 23°
  • configuration: Assembled
  • Material: Aluminium
  • Valve Angles: 23°
  • Intake Runner: 235cc
  • Exhaust Runner: 74cc
  • Chamber: 64cc
  • Spark Plugs: Angle
  • Intake Valve: 2.080"
  • Exhaust Valve: 1.600"
  • Valve Length: .100" Long
  • Cylinder Head Application (c.i.): 383-421 c.i.

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