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  • RHS Pro Action Small Block Chevy Cast Iron Heads, 200CC / 64CC
    RHS Pro Action Small Block Chevy Cast Iron Heads, 200CC / 64CC
    x
                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.

  • Assembled - Straight Plug
    $1,799.99
    $1,899.99
    Assembled - Straight Plug
    x
                

    The RHS Pro Elite series of CNC-ported cylinder heads is designed for absolute maximum engine performance. Utilizing innovative design features, modern engineering methods & precision CNC machining, Pro Elite Cylinder Heads are second-to-none. Features a 69cc combustion chamber available bare or fully assembled.

    • Innovative cast iron design w/ race-inspired features
    • Delivers maximum airflow for remarkable performance gains
    • Extreme performance & race applications
    Assembled Heads Feature:
    • 5/16" flat guide plates
    • 2.055" stainless intake valves, +.100"
    • 1.600" stainless exhaust valves, +.100"
    • Premium 11/32" heat treated steel 7° valve locks
    • 7/16" rocker arm studs
    • 1.550" O.D. roller cam valve springs
    • Lightweight steel retainers

    RHS Cylinder Head Standard Features (Link)

  • RHS Pro Action Chevy Cast Iron Cylinder Heads-Straight Plug 50cc, Race
    RHS Pro Action Chevy Cast Iron Cylinder Heads-Straight Plug 50cc, Race
    x
                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.

  • RHS Pro Action Small Block Chevy Cast Iron Heads, Angle Plug, 200cc/50cc
    RHS Pro Action Small Block Chevy Cast Iron Heads, Angle Plug, 200cc/50cc
    x
                

    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.

  • RHS SBC Cast Iron Cylinder Heads, Angle Plug, 200cc/64cc, Street Ready
    RHS SBC Cast Iron Cylinder Heads, Angle Plug, 200cc/64cc, Street Ready
    x
                

    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.

  • RHS Chevy Iron Complete Angled Cylinder Heads-220cc/64cc, Race Version
    RHS Chevy Iron Complete Angled Cylinder Heads-220cc/64cc, Race Version
    x
                

    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.

  • RHS SBC Cast Iron Cylinder Heads, Angle Plug, 220cc/50cc, Street Ready
    RHS SBC Cast Iron Cylinder Heads, Angle Plug, 220cc/50cc, Street Ready
    x
                

    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.

  • Platinum Series Shaft Rocker Arms - Chevy 1.5 Ratio
    Platinum Series Shaft Rocker Arms - Chevy 1.5 Ratio
    x
                

    Any top quality engine you look at will have shaft type rocker arms on it, whether it's NASCAR, NHRA or Bonneville racing. The reason is they are the strongest, most reliable rocker arm money can buy. 

    These include fully machined aluminum rockers, premium centerless ground shafts and needle bearings, alloy fasteners and tool steel lash adjusters.

    For S/B Chevy with 23-degree valve aftermarket heads.  

    Instructions (PDF)  

  • Garage Sale - Platinum Series Shaft Rocker Arms - Chevy 1.5 Ratio
    Garage Sale
    Garage Sale - Platinum Series Shaft Rocker Arms - Chevy 1.5 Ratio
    x
                

    These rockers are garage sale priced because they have been partially installed and returned. 

    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS    

    Any top quality engine you look at will have shaft type rocker arms on it, whether it's NASCAR, NHRA or Bonneville racing. The reason is they are the strongest, most reliable rocker arm money can buy. 

    These include fully machined aluminum rockers, premium centerless ground shafts and needle bearings, alloy fasteners and tool steel lash adjusters.

    For S/B Chevy with 23-degree valve aftermarket heads.  

    Instructions (PDF)  

  • Garage Sale - RHS Pro Action SBC Cast Iron Head, Straight Plug/Flat
    Garage Sale
    Garage Sale - RHS Pro Action SBC Cast Iron Head, Straight Plug/Flat
    x
                Please view the product's page for more information
            
  • Garage Sale - RHS Pro Action Small Block Chevy Cast Iron Head, 200CC/50CC
    Garage Sale
    Garage Sale - RHS Pro Action Small Block Chevy Cast Iron Head, 200CC/50CC
    x
                Please view the product's page for more information
            
  • Garage Sale - RHS Pro Action Small Block Chevy Cast Iron Head, Angle Plug, 200cc/50cc
    Garage Sale
    Garage Sale - RHS Pro Action Small Block Chevy Cast Iron Head, Angle Plug, 200cc/50cc
    x
                

    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

    Application Chart (GIF)

     

    This head is garage sale priced because it has been discontinued.

     

    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS   

  • Garage Sale - RHS Pro Action Small Block Chevy Cast Iron Head, Angle Plug, 220cc/50cc
    Garage Sale
    Garage Sale - RHS Pro Action Small Block Chevy Cast Iron Head, Angle Plug, 220cc/50cc
    x
                

    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 
    • 220cc recommended for 383-400+ c.i. up to 550+ HP

    Application Chart (GIF)

     

    Clearance!! .

     NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS   

  • Garage Sale - RHS Pro Action Small Block Chevy Cast Iron Head, Angle Plug
    Garage Sale
    Garage Sale - RHS Pro Action Small Block Chevy Cast Iron Head, Angle Plug
    x
                Please view the product's page for more information
            
  • Garage Sale - RHS Pro Action Small Block Chevy Cast Iron Head, Angle Plug, 200cc/50cc
    Garage Sale
    Garage Sale - RHS Pro Action Small Block Chevy Cast Iron Head, Angle Plug, 200cc/50cc
    x
                

    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

    Application Chart (GIF).

     

    Clearance!! 

     

    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS   

  • Garage Sale - RHS Pro Action Small Block Chevy Cast Iron Head, 200CC/64CC
    Garage Sale
    Garage Sale - RHS Pro Action Small Block Chevy Cast Iron Head, 200CC/64CC
    x
                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

    Application Chart (GIF)

     

    Clearance!! 

     

    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS   

  • Garage Sale - RHS Bare 167 CC Street Heads
    $199.99
    $269.99
    Garage Sale
    Garage Sale - RHS Bare 167 CC Street Heads
    x
                

    These Pro Topline S/B Chevy heads make more power out of the box than stock GM heads.

    These are Bare Castings and sold Each!!

    Check out these features:

    • 167cc intake runners
    • 76cc combustion chambers
    • Straight spark plug design
    • Cut for 1.94" intake & 1.50" exhaust valves
    • OE pushrod slots (no guide plates)
    • Cut for 1.25" valve springs
    • Cast valve guides
    • Raised valve cover rails
    • Accepts early or late style valve covers
    • Serial numbered for easy identification
    • Low cost

    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS