Cylinder Works  |  SKU: CW21013K01

Cylinder Works Big Bore Cylinder Kit For Yamaha WR250F/YZ250F/YZ250FX

Regular price $1,123.99


  • In stock and ready to ship
  • Usually ships in 1 to 2 business days
  • Free shipping on orders over $279.99
  • Ships from Canadian warehouses in Alberta, Ontario and Quebec
  • Secure checkout with trusted payment methods

Fast Shipping from Canadian Warehouses

Delivered in 3 to 7 business days in Canada.
No duties or cross-border delays.

Ready-to-install, direct bolt-on cylinders require no re-plating and look virtually identical to the OEM cylinders

Cylinder kits include matched Vertex pistons to ensure longevity, performance and reduced engine noise

Nickel Silicon Carbide plated for long life

Kits come complete with gaskets, cylinder, piston, rings, pin and clips

Big bore cylinders do not require machine work

Made in the U.S.A.

  • SKU: CW21013K01
  • Bore - Oversize: 3.00 mm
  • Bore - Standard: 80 mm
  • Compatible Brand: Fits Yamaha
  • Compression: 13.8:1
  • Displacement: 250 cc
  • Finish: Nickel Silicon Carbide
  • Number: 337687
  • Original Product Type: Motor Cylinders

Fits 3 vehicles

Yamaha WR250F2020-2024
Yamaha YZ250F2019-2024
Yamaha YZ250FX2020-2024

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