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Cylinder Works 17-18 Honda CRF 450 R 450cc Standard Bore High Compression Cylinder Kit 14.4:1 Comp.

Regular price $657.86
Regular price $773.95 Sale price $657.86
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+$65.79 back w/ Pro
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OEM-style standard bore kits include a cast aluminum Cylinder Works cylinder, Vertex Piston and gaskets needed to restore horsepower and performance, as a competitive price point, compared to OEM options.

  • Nickel silicon carbide (NSC) electroplate bore which allows for tighter tolerances, lower friction and extreme durability
  • Precision diamoned honed to exact dimensions and proper surface finish to ensure ring seal and oil retention