RHS

12048

RHS 12048 Pro Action 23° 235cc/72cc Aluminum Cylinder Head for Small Block Chevy

EAN: 0036584199045

UPC: 036584199045

Cylinder Heads

Small Block Chevy aluminum head with 180cc runner and 72cc chamber
Angle plug head
Advanced port/runner/chamber design and modified water jacket for optimal performance and added reliability
Standard features include multi angle intake and radiused exhaust valve seats for up to 5 percent more airflow than competition

RHS Pro Action 23 degree aluminum cylinder heads feature optimal port design for greater flow, better atomization and enhanced dynamics. The unique multi-angled intake and radiused exhaust seats increase flow and horsepower output. More efficient water jackets improve cooling and thermal conductivity while reducing the risk of detonation. Thick deck faces allow angle milling for increased compression. RHS revised combustion chamber design creates excellent combustion thermodynamics and enhance fuel efficiency. All accessory bolt holes are drilled and tapped to exact tolerances.

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