S&S 4.125" Bore Forged Piston Kit +.020" (106-3964A)

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$617.95
$516.93
(You save $101.02 )
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  • Piston kit includes set of forged pistons, rings, wristpins, and clips for a complete motor
  • Will fit up to a 4-5/8" stroke
  • .020" bore oversize
  • Made in the U.S.A.

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