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Rocker Arm Blocks

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Lifter blocks (also known as rocker bases or rocker boxes) for Harley-Davidson engines. Includes rocker cover assemblies for Knucklehead, Panhead, Shovelhead, Evolution, Twin Cam and Milwaukee Eight families. Essential parts for the valve train system, upper crankcase sealing and rocker mounting.

  • S&S, Twin Cam tappet cover set. Polished View details
    S&S

    S&S, Twin Cam tappet cover set. Polished

    Polished forged aluminium. Complete with gaskets and mounting hardware. Replaces OEM covers 17964-99 (front) and 17966-99 (rear). Specifications…

    Ref.
    AK-5383-4789
    Manufacturer Ref.
    504626
    Make
    S&S
    In stock
    417,71€ IVA inc.

About this category

Compatible with Sportster, Dyna, Softail, Touring and Big Twin models. Made from aluminium or cast iron, with or without PCV ventilation ports. Spares for head maintenance and repair of oil leaks in the top end of the engine.

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