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RHS Pro Action GM LS Cathedral Port Cylinder Head with 0.570-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 S126973
Product Image
AmericanTrucks no longer carries the RHS Pro Action GM LS Cathedral Port Cylinder Head with 0.570-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, Reviews, Q&A, Specs & Installation

    Features

    • Pro Action GM LS Cathedral Port Cylinder Head
    • 0.570-Inch Springs
    • Un-Assembled
    • Clean Cast Technology Eliminates Casting Flaws
    • Premium Materials Used in Construction
    • Bronze/Manganese Valve Guides
    • Dual Seat Spark Plug Pocket Design
    • Use Factory Tapered Seat Spark Plugs and Flat Seat Style Plugs
    • Very Difficult Installation
    • One-Year Warranty
    • Fits 2010-2013 4.8L Silverado 1500s; 1999-2013 5.3L Silverado 1500s

    Description

    Cathedral Port Cylinder Head. If you are seeking the ideal replacement part, this RHS Pro Action GM LS Cathedral Port Cylinder Head with 0.570-Inch Lift Springs; Un-Assembled is the solution. Made incredibly strong, this cylinder head is bolt-on and ready to go.

    Construction. This RHS Pro Action GM LS Cathedral Port Cylinder Head are engineered using the best materials on the market for resolute strength. There are bronze/manganese valve guides for holding precision tolerances on valve seat concentricity. That means more secure valves and more power.

    Clean Cast Technology.This RHS Pro Action GM LS Cathedral Port Cylinder Head employs Clean Cast Technology. That process removes casting flaws and promotes a smoother internal surface finish. You get better air and coolant flow.

    Dual Seat Spark Plug Design. The dual seat spark plug pocket design means you can use the factory style tapered seat spark plugs and flat seat style plugs in wider heat ranges.

    Installation. This is a challenging installation that will take every bit of all day. This model comes unassembled.

    Warranty. There is a 1-year warranty on this product.

    Application. This RHS Pro Action GM LS Cathedral Port Cylinder Head fits 2010-2013 4.8L Silverado 1500s; 1999-2013 5.3L Silverado 1500s.

    CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

    Installation & What's in the Box

    Installation Info

    Installation Time

    (approx) a Day

    Difficulty Level:

    Mechanical expertise or professional installation required.

    Installation Guides

      No guide available for this part yet.

    What's in the Box

    • (1) Cylinder Head
    5.0

    Customer Reviews (1)

    Brand Image

    Reviews of RHS Engine products have an average rating of 5 out of 5

    Questions & Answers

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