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Comp Cams

Cylinder Head, RHS, Pro Action, 320CC, BBC, Aluminum, Mech. Roller

Vehicle Specific fits 2 models
0 Reviews
Part# RHS1103
You Save $150.96
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One of the best available

If you are looking for more power and a big weight savings from your big block Chevrolet, look no further than the Pro Action cylinder head from RHS. The Pro Action 24 degree cylinder heads from RHS deliver exceptional out of the box performance gains to all big block owners. These cylinder heads are tremendous performers not only on the street but also the drag strip as well. Each cylinder head features rectangular intake ports, either 320cc or 360cc intake runner volume, and are fully assembled, ready to install onto your engine. The fully assembled cylinder heads include valves, springs, locks, retainers, seals, studs and guideplates.


  • NOTE: Not CARB Legal.
  • SHIP NOTE: This item is SPECIAL ORDER and will be drop-shipped from the manufacturer.
WARNING: This product can expose you to chemicals including lead, sulfur, nickel, chromium, vanadium, titanium, polyvinyl chloride, and 4,4’-methylenebis (2-chloroaniline), which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to

Vehicle Fitment

Make & Model Year Range Application Details
Chevrolet Chevelle 64-77 mech. roller, 119c, angled plug
Chevrolet Monte Carlo 70-77 mech. roller, 119c, angled plug
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Cylinder Head, RHS, Pro Action, 320CC, BBC, Aluminum, Mech. Roller
Comp Cams Cylinder Head, RHS, Pro Action, 320CC, BBC, Aluminum, Mech. Roller