CYLINDER WORKS Yamaha YFZ450R & YFZ450X Complete Cylinder Kit - High Compression and Big Bore Options

Upgrade your Yamaha YFZ450R or YFZ450X with the CYLINDER WORKS Part Number 20003-K02HC complete cylinder kit, designed for optimal performance and durability. This kit includes a high-quality cylinder, piston kit, and gaskets, providing a comprehensive solution for maintaining or enhancing your ATV's engine. The cylinder features a nickel silicon carbide plating that extends its lifespan and resists wear, ensuring long-term reliability.

This replacement cylinder is designed for standard bore applications, offering a seamless fit that looks just like the stock component but with improved materials and construction. The kit is suitable for a range of model years from 2009 to 2017, including the Yamaha YFZ450R and YFZ450X, making it a versatile choice for enthusiasts and repair professionals alike.

The high compression kits included in this offering are engineered for increased power output, while the Big Bore options provide even greater performance gains. The kit is matched with Vertex pistons to ensure longevity, reduce engine noise, and promote efficient combustion. No machine work is necessary for installation, which simplifies the upgrade process and saves time.

Please note that the top end gasket kit does not include valve stem seals. Replacement pistons, gaskets, and ring sets are also available separately for ongoing maintenance or rebuilds. Whether you're restoring your ATV or seeking performance upgrades, this complete cylinder kit from CYLINDER WORKS offers a reliable and effective solution to keep your Yamaha YFZ450 running at its best.

Features:

• Complete standard bore kits for Yamaha YFZ450R and YFZ450X

• Includes high compression and Big Bore options for increased power

• Nickel silicon carbide plated cylinder for longer life and durability

• Matching Vertex pistons to ensure performance and reduce engine noise

• No machine work needed for installation

• Looks just like stock cylinder but offers enhanced features

• Suitable for model years 2009 through 2017

• Includes cylinder, piston kit, and gaskets (top end gasket does not include valve stem seals)

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

Fits,
Yamaha YFZ450R 2009
Yamaha YFZ450R 2010
Yamaha YFZ450R 2011
Yamaha YFZ450R 2012
Yamaha YFZ450R 2013
Yamaha YFZ450R 2014
Yamaha YFZ450R 2015
Yamaha YFZ450R 2016
Yamaha YFZ450R 2017
Yamaha YFZ450X 2010
Yamaha YFZ450X 2011