The Yamaha YFZ 450 Standard Bore Cylinder Kit by Cylinder Works is a premium upgrade for 2004-2009 YFZ 450 models. This kit includes an OEM-style, cast aluminum Cylinder Works cylinder, a Vertex Piston, and all necessary gaskets to restore the original horsepower and performance with exceptional quality.

This cylinder kit features a nickel silicon carbide (NSC) electroplate bore, renowned for its ability to maintain tighter tolerances, reduce friction, and provide extreme durability. This precision-engineered bore is diamond honed to exact dimensions and boasts a proper surface finish to ensure optimal ring seal and oil retention, providing riders with a reliable and long-lasting performance solution. Whether you're racing or trail riding, this kit ensures your engine can withstand the rigors of any environment.

Features

• OEM-style for perfect fit and compatibility
• Nickel silicon carbide (NSC) electroplate bore for reduced friction
• Diamond honed for exact dimensions and longevity
• Includes Cylinder Works cylinder, Vertex Piston, and necessary gaskets

If you're interested in enhancing the capabilities of your Yamaha YFZ 450, this cylinder kit provides the perfect balance of quality and value. For any questions, please feel free to reach out to us directly at 512-982-9393 for our Austin, Texas location, or 562-981-6800 for our Los Angeles, California location. We offer professional installation and customization services at both locations. Additionally, if you are considering purchasing multiple items, contact us to explore potential shipping discounts. Remember, we install on premises at our facilities in Austin, TX, and Los Angeles, CA.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov