RHS Pro Action Chevy Cast Iron Cylinder Heads-Straight Plug 64cc, Race
- This product is discontinued.
- This item 5902234-RACE is made to order. It will be shipped from our warehouse when it is produced.
Build Your KitYou're almost there! This kit has an option or two for you to select. Let us know which options you want for your new kit.
InfoThese 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.
- Recommended Spark Plug: 14 mm-5/8", .480 reach, tapered shaft
- Approximate Compression Ratio Chevy 350 w/ Keith Black 474-120 flat top pistons:
- 64cc = 10.2 to 1
What's In The KitEach kit from Speedway Motors is carefully packaged and delivered right to your door. Below is a list of all the items you should expect to receive when you order this kit. Some of these items may also be available for sale individually if you're here looking for replacement parts.
RHS Head 200cc/64cc STRPart # 5902234-R-1Qty x 2
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Q & A
Speedway Motors and Classic Trucks called on GM Performance to power their ground up rebuild of a 1952 Chevy truck that was built in celebration of Speedway Motors’ 65th anniversary.