Crankshaft Assembly - Stroker - Yamaha

SKU: H129
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$671.95
$661.95
Stroker Crankshaft
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  • Factory assembled and trued to OEM specifications
  • Drop in replacement crankshaft requires no modification unless noted
  • CNC machined and dynamically balanced to suit the increased stroke
  • Add +2.00 mm to +4.00 mm of stroke depending on application
  • Uses stock piston unless noted
  • Main bearings not included
  • Can be matched with Cylinder Works Big Bore cylinders to get significant displacement and horsepower gains
  • Not re-buildable as the rods are shorter than OEM.
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