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Upgrade your Yamaha engine with the CYLINDER WORKS Big Bore Cylinder Kit, part number 21003-K02, designed for enhanced performance and durability. This kit features a precision-machined cylinder with a nickel silicon carbide sleeve, providing excellent wear resistance and a sleek, OEM-like appearance. The included Vertex pistons are matched to ensure smooth operation, longevity, and reduced engine noise, making this kit ideal for both daily riding and high-performance applications. All necessary components such as rings, piston pin, clips, and gaskets are included, simplifying installation and ensuring a comprehensive upgrade. Crafted in the USA, this cylinder kit is engineered for easy installation, typically not requiring machine work unless specified, allowing you to get your engine back on the road quickly and reliably. Whether you're rebuilding or enhancing your Yamaha engine, this kit offers a reliable solution with high-quality materials and precise manufacturing standards for optimal performance and longevity.
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