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S&S Stock Bore Stroker Pistons
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for Knucklehead, Panhead and Shovelhead

S&S Stock Bore Stroker Pistons

for Knucklehead, Panhead and Shovelhead

Pistons for Stroker motors. Each kit includes two pistons for front and rear cylinder, including piston rings, pins and clips. Standard size is for the 3-7/16” bore of 74” (=1200 ccm) cylinders. For 80” (=1340 ccm) cylinders 3-7/16” + .060 would be standard size.

  • for 4-1/2", 4-5/8" and 4-3/4" stroker kits
  • fits Knucklehead, Panhead and Shovelhead
  • aluminum forged
  • nominal bore: 3-7/16 ”

Have any questions?

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