S&S Sidewinder Kits




  • Kits include standard flywheel assembly, 3-5/8" bore cylinders, 9.75:1 pistons, rings and gaskets
  • Available in natural or wrinkle black powder-coat cylinder finishes
  • Cases must be bored to accept 3-5/8" bore cylinders, and a minor crankcase clearancing operation for the crankpin nut must be performed.
  • 77-89 style pinion gear and oil pump drive gears must be used when installing S&S flywheels in 90-99 engines.

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