CYLINDER WORKS Yamaha YZ250F & WR250F Standard Bore Cylinder Kit - Part #20002-K02

Upgrade your Yamaha YZ250F or WR250F with the Cylinder Works standard bore cylinder kit, designed for precision and durability. This complete kit includes a high-quality cylinder, piston kit, and gaskets, providing a straightforward replacement that restores engine performance. The cylinder features a nickel silicon carbide plating for enhanced longevity and resistance to wear, ensuring your engine runs smoothly over thousands of miles. Designed to look just like the stock part, this cylinder requires no machine work for installation, making it an ideal choice for maintaining your bike's original specifications.
Crafted with matched Vertex pistons, this kit not only improves performance but also reduces engine noise and increases longevity. It is compatible with a range of Yamaha models from 2005 to 2012, including the YZ250F and WR250F, making it a versatile upgrade for enthusiasts and professional mechanics alike. The kit is available in standard bore as well as high compression and Big Bore options for users seeking a more aggressive power profile. Note that the top end gasket kit does not include valve stem seals, so additional parts may be required for complete engine overhaul.
Whether you're rebuilding after a failure or upgrading for increased performance, this cylinder kit provides a reliable, no-fuss solution. Replacement pistons, gaskets, and ring sets are available separately to facilitate ongoing maintenance and customization. Trust Cylinder Works for high-quality, durable parts that keep your Yamaha running at peak performance.

Features:

• Complete standard bore kits for Yamaha YZ250F and WR250F

• Includes cylinder, piston kit, and gaskets for easy installation

• Nickel silicon carbide plating enhances durability and wear resistance

• Matched with Vertex pistons for improved performance and reduced noise

• No machine work needed for installation, simplifying the process

• Compatible with multiple Yamaha models from 2005 to 2012

• Available in high compression and Big Bore configurations

• Top end gasket kit does not include valve stem seals

• Replacement pistons, gaskets, and ring sets available for maintenance

Fits,
Yamaha WR250F 2005
Yamaha WR250F 2006
Yamaha WR250F 2007
Yamaha WR250F 2008
Yamaha WR250F 2009
Yamaha WR250F 2010
Yamaha WR250F 2011
Yamaha WR250F 2012
Yamaha WR250F 2013
Yamaha YZ250F 2005
Yamaha YZ250F 2006
Yamaha YZ250F 2007