Cylinder Works 20002-K03HC High-Compression Standard Bore Cylinder Kit for Yamaha YZ250F

  • Sale
  • $695.99
  • Regular price $750.95
Shipping calculated at checkout.
We have 2 ready to ship.


Upgrade the top end of your compatible Yamaha YZ250F with the Cylinder Works 20002-K03HC High-Compression Standard Bore Cylinder Kit. Designed for 2008–2013 Yamaha YZ250F models, this complete kit includes a standard-bore cylinder, matched Vertex high-compression piston kit, and the required top-end gaskets for a dependable engine rebuild. The 13.9:1 compression ratio is engineered to support strong performance while maintaining the fit and appearance of the original equipment cylinder.

The Cylinder Works cylinder features a nickel silicon carbide plated bore for extended service life, consistent performance, and improved durability under demanding riding conditions. The cylinder is designed to look like the stock component, helping maintain a clean factory-style installation. No machine work is required for installation when used with the specified standard-bore application and compatible components. The matched Vertex piston helps promote longevity, performance, and reduced engine noise.

Fitment: This Cylinder Works kit fits 2008, 2009, 2010, 2011, 2012, and 2013 Yamaha YZ250F motorcycles. The kit includes the cylinder, piston kit, and gaskets. The top-end gasket kit does not include valve stem seals. Replacement pistons, gaskets, and ring sets are available separately for future service needs. Manufacturer part number: 20002-K03HC. Vendor part number: 422-20002KH3.

Features:

  • Complete high-compression standard-bore cylinder kit
  • Fitment: 2008–2013 Yamaha YZ250F
  • Brand: Cylinder Works
  • Manufacturer part number: 20002-K03HC
  • Vendor part number: 422-20002KH3
  • Compression ratio: 13.9:1
  • Includes cylinder, matched Vertex piston kit, and gaskets
  • Nickel silicon carbide plated cylinder bore for extended service life
  • Stock-style cylinder appearance
  • No machine work required for the specified standard-bore application
  • Top-end gasket kit does not include valve stem seals
  • Replacement piston, gasket, and ring sets are available

Fitment:
2008 Yamaha YZ250F
2009 Yamaha YZ250F
2010 Yamaha YZ250F
2011 Yamaha YZ250F
2012 Yamaha YZ250F
2013 Yamaha YZ250F