RHS Pro Action Small Block Chevy Cast Iron Heads, Angle Plug, 200cc/64cc
- This product is discontinued.
- This item ships directly from the manufacturer. It may take an additional business days for Racing Head Service to ship this item.
- This item ships via Ground Shipping only. Expedited and Air shipping options are not available.
- This item 5902233 is made to order. It will be shipped from our warehouse when it is produced.
These heads deliver significant gains in both power and torque for all Small Block Chevy applications - right out of the box. Available for a variety of applications (see chart). All heads feature a multi-angle Serdi valve job.
- Standard port 23° head
- Accepts standard Chevy rocker arms and valve train components
- Advanced port/runner/chamber design & modified water jacket for optimal performance & added reliability
- Multi-angle intake & radiused exhaust valve seats for up to 5% more airflow
- 200cc recommended for 327-350 c.i. up to 400+ HP
- 220cc recommended for 383-400+ c.i. up to 550+ HP
Application Chart (GIF)
Roller Ready - Please specify cam lift when ordering.
Complete heads are made to order, please allow 3-4 days to assemble.
Item DetailsAngle Plug
200cc Intake, 64cc Combustion Chamber
Made to order, allow 3-4 days to assemble.
- Recommended Spark Plug: 14 mm, 5/8" hex, .480 reach plugs, tapered shaft
- Approximate Compression Ratios Chevy 350 w/ Keith Black 474-120 flat top pistons:
- 64cc = 10.2 to 1
- 50cc = 12.04 to 1
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