{"product_id":"cylinder-works-yamaha-yz450f-wr450f-standard-bore-cylinder-kit-part-cw21014k01","title":"CYLINDER WORKS Yamaha YZ450F \u0026 WR450F Standard Bore Cylinder Kit Part CW21014K01","description":"\u003cp\u003eUpgrade your Yamaha YZ450F, YZ450FX, WR450F with the Cylinder Works CW21014K01 Standard Bore Cylinder Kit designed for optimal performance and durability. This complete kit features a cylinder, piston kit, and gaskets, providing everything needed to restore or enhance your motorcycle's top end. The cylinder maintains a stock appearance with a nickel silicon carbide plating for increased longevity and wear resistance, ensuring reliable operation over time. Designed for easy installation, this kit requires no machine work, making it an ideal choice for both professional rebuilds and DIY repairs. The matched Vertex pistons contribute to reduced engine noise, improved performance, and extended engine life, offering a balanced combination of power and dependability. Whether you're replacing worn components or seeking a performance upgrade, this kit delivers a high-quality solution tailored for the specified Yamaha models.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eComplete standard bore kits for easy rebuilds\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eIncludes cylinder, piston kit, and gaskets for a full top-end overhaul\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eNickel silicon carbide plating for longer wear life\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eNo machine work needed for installation\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMatched with Vertex pistons to ensure performance and longevity\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eDesigned to look just like stock while providing enhanced durability\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eReplacement piston, gaskets, and ring sets available separately\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eTop end gasket kit does not include valve stem seals\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFits Yamaha YZ450F, YZ450FX, WR450F models from 2020 to 2022\u003c\/li\u003e\u003c\/ul\u003e\u003cbr\u003e\nFits,\u003cbr\u003e\nYamaha WR450F 2021\u003cbr\u003e\nYamaha WR450F 2022\u003cbr\u003e\nYamaha YZ450F 2020\u003cbr\u003e\nYamaha YZ450F 2021\u003cbr\u003e\nYamaha YZ450F 2022\u003cbr\u003e\nYamaha YZ450FX 2021\u003cbr\u003e\nYamaha YZ450FX 2022","brand":"CYLINDER WORKS","offers":[{"title":"Default Title","offer_id":54032699261123,"sku":"422-21014K","price":778.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/6052\/2435\/files\/4ba1-6499e4385e0d1.jpg?v=1781433892","url":"https:\/\/kellymotorsport.com\/products\/cylinder-works-yamaha-yz450f-wr450f-standard-bore-cylinder-kit-part-cw21014k01","provider":"Kelly Motorsports","version":"1.0","type":"link"}