RHS Pro Action Cylinder Head w/ .660" Springs 2010-2015 Camaro SS & ZL1

RHS Pro Action Cylinder Head w/ .660" Springs

*Fits: 2010-2015 Camaro SS & ZL1

RHS Pro Action LS rectangle port cylinder heads are premium replacement heads that best for any street performance application since they utilize the same architecture as factory cylinder head. This means all stock components will fit without modification. These heads feature factory-correct intake manifold alignment slots—ensuring that the intake manifold ports line up properly with the cylinder head ports to avoid power-robbing misalignment. RHS manufactures these heads from premium materials and machines them to the industry's tightest tolerances.

Features:

• Assembled with .660" Dual Valve Springs
• Intake Port Shape: Rectangular
• Combustion Chamber Volume: 69cc
• Intake Runner Volume: 260cc
• Exhaust Runner Volume: 87cc
• Cylinder Head Material: Aluminum
• Intake Valve Diameter: 2.165"
• Exhaust Valve Diameter: 1.590"
• CNC Machined Intake Runner: No
• CNC Machined Intake Runner: No
• Valve Angle (degrees): 15
• Valve Guide Material: Bronze
• 45 degree valve seat machining
• Require minimum bore of 4.000”
• Best for Street Performance application
• Sold individually

All RHS® cylinder heads feature patented Clean Cast Technology™, a revolutionary process that eliminates casting flaws and promotes a smoother internal surface finish for greater air and coolant flow. These benefits provide more power and cooling, right out of the box. A unique dual seat spark plug pocket design allows you to use both the factory style tapered seat spark plugs and also flat seat style plugs that are available in wider heat ranges for high performance applications.


*Note: These cylinder heads are sold individually, 2 will need to be purchased per car.

Note: These cylinder heads can only be used with a minimum bore diameter of 4.000 in. Heads assembled with COMP Cams 26925-16 valve springs.

Warranty Information (opens in new tab): Click HERE

Part Number: 54530-05HCS