RHS

12045-01

RHS 12045-01 Pro Action 23° Aluminum Assembled Cylinder Head with 220cc Runner/72cc Chamber for Small Block Chevy

EAN: 0036584204084

UPC: 036584204084

Cylinder Heads

Small block Chevy assembled aluminum head with 220 cubic centimeter runner and 72 cubic centimeter chamber for flat tappet cam application
Straight 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
Assembled heads include valve springs, retainers, locks, seals, studs, guide plates, locators and 2.020 inches/1.600 inches valves

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. The revised combustion chamber design creates excellent combustion thermodynamics and enhances fuel efficiency. All accessory bolt holes are drilled and tapped to exact tolerances.

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