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RHS Pro Action LS Cathedral Port Cylinder Head with 0.660-Inch Lift Springs; Un-Assembled (10-13 4.8L Silverado 1500; 99-13 5.3L Silverado 1500; 03-13 6.0L Silverado 1500)Find parts that fit my vehicle

Item S126971
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AmericanTrucks no longer carries the RHS Pro Action LS Cathedral Port Cylinder Head with 0.660-Inch Lift Springs; Un-Assembled (10-13 4.8L Silverado 1500; 99-13 5.3L Silverado 1500; 03-13 6.0L Silverado 1500). Please check out 1999-2006 Chevy Silverado Engine for an updated selection.
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    Product Information

    Features, Description, Q&A, Specs & Installation

    Features

    • Cylinder Head Replacement Kit
    • Combustion Chamber Volume of 65 cc
    • Intake Runner Volume of 210 cc
    • Cathedral Intake Port Shape
    • Intake Valve Diameter of 2 Inches
    • Exhaust Valve Diameter of 1.550 Inches
    • Maximum Valve Lift of 0.660 Inches
    • Dual Springs Per Valve
    • Accessory Bolt Holes Drilled
    • Professional Installation Recommended
    • Fits 2010-2013 4.8L Silverado 1500, 1999-2013 5.3L Silverado 1500, and 2003-2013 6.0L Silverado 1500

    Description

    High Performance Cylinder Head. If you are in the market for a replacement or a better cylinder head for your Silverado, than this RHS Pro Action LS Cathedral Port Cylinder Head with 0.660-Inch Lift Springs; Un-Assembled is perfect for you. Designed to improve your vehicles performance over the stock unit, it features a dual-spring valve design with a combustion chamber capacity of up to 65 cc and an intake runner volume of 210 cc.

    Installation. For the safety of your hardware during removal and replacement, professional installation is recommended.

    Application. The RHS Pro Action LS Cathedral Port Cylinder Head with 0.660-Inch Lift Springs; Un-Assembled fits 2010-2013 4.8L Silverado 1500, 1999-2013 5.3L Silverado 1500, and 2003-2013 6.0L Silverado 1500.

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    Installation & What's in the Box

    Installation Info

    Installation Time

    (approx) 2 Hours

    Difficulty Level:

    Light to Moderate mechanical skill required.

    Installation Guides

      No guide available for this part yet.

    What's in the Box

    • (1) Cylinder Head
    • (1) Retainer Set
    • (1) Valve Spring Set
    • (1) Valve Guides

    Questions & Answers

    No questions about this product yet. Ask the First Question

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