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Athena - Gasket Kit for Big Bore Cylinder Kit

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Product Information

  • Kits include aluminum cylinder with nickel-carbide coating designed with larger water jackets
  • Forged piston black graphite or clear tin coating; includes rings, clips and pin
  • Athena top-end gasket set includes required seals and hardware
  • Easy-to-follow step-by-step installation instructions
  • Most are bolt-on; no machining required except where noted

STOCK BORE RACE CYLINDER KITS

  • Two-stroke kits include an aluminum cylinder head with a removable bronze dome allowing for a higher compression ratio and anti-detonation features (except where noted)
  • Athena top-end gasket set including required seals and hardware
  • Two-stroke kits feature specially designed, high-performance, hard-anodized power valves (cannot use OEM)
  • Specially designed, high-performance, Cast-Lite flat-top piston kit
  • Include aluminum cylinder with nickel-carbide coating, ported to Factory Works specs
  • Easy-to-follow, step-by-step installation instructions

BIG BORE RACE CYLINDER KITS

  • Include aluminum cylinder with nickel-carbide coating
  • Easy-to-follow, step-by-step installation instructions
  • Athena top-end gasket set including required seals and hardware
  • Specially designed, high-performance, hard-anodized power valves (cannot use OEM)
  • Specially designed, high-performance, forged OEM-style domed piston kit