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    Sealed Power Cast Piston - Individual

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    Warranty Information
    • Product Details

      Part No. WH859CP 40

      Warranty Details (1 YR REPLACEMENT IF DEFECTIVE)

      Speed-Pro® delivers the power you need and the value and quality that you deserve. Whether you are running at the track, chasing trophies on the strip, or just cruising down the road, count on Speed-Pro to provide the best value in HP engine components.

      Product Features:

      • Exclusive higher-strength FM-425 alloy with 16.5% silicon finely dispersed throughout the material
      • Sophisticated "barrel" profiles help optimize oil wedge between skirt and wall
      • Piston skirts protected by next-gen DUROSHIELD coating
      • TAC ring groove geometry
      • Weight matched to Plus/Minus 2 grams

    • Specifications
      • Assembly Lubricant Included:1.425 in
        Piston Material:Cast Piston - Individual
        Piston Type:Recessed Head
        Ring Thickness 1:5/64 in
        Ring Thickness 2:3/16 in
        Set Quantity:1
        Standard Or Oversized:Oversized
        Valve Relief:Yes
        Valve Relief Quantity:2
        Wrist Pin Diameter:23.571 mm
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