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CRF's Only will be closed Thursday and Friday for the Thanksgiving Holiday. Operations will resume on Monday. COVID-19 Update: CRF's Only is open and shipping. Expect delays from CRF's Only normal shipping time frames. Orders placed after 10am PT will be processed the next day. Store Pickup has been suspended.


  • Brand:Cylinder Works
  • Model:CW11011K01

Price : $559.95 $531.95

Quantity:
CRF250R\'18-21 - Cylinder Works 270cc Big Bore Kit

New big bore kit product line from the makers of the Pivotworks™, Hotcams™, and Hot Rods™. Cylinder Works offers high quality cylinders that are virtually identical in appearance to OEM.

Kit features:

  • Includes cylinder, piston kit and gaskets
  • 13.9:1 Compression
  • Cylinder looks just like stock
  • Nickel silicon carbide plated for longer life

*NOTE: Honda CRF250R may require slight case modification. Kit comes with instructions.