{"product_id":"s-s-cycle-0-650-sidewinder-valve-spring-kit","title":"S\u0026s Cycle 0.650\" Sidewinder Valve Spring Kit","description":"\u003cp\u003eUpgrade your motorcycle's valve train with the S\u0026amp;S Cycle 0.650\" Sidewinder® Valve Spring Kit. Designed for high-performance applications, this kit provides superior valve control and reliability, allowing you to push your engine to its limits.\u003c\/p\u003e\n\n\u003ch2\u003eDescription\u003c\/h2\u003e\n\u003cp\u003eThe S\u0026amp;S Cycle Sidewinder® Valve Spring Kit is engineered to provide exceptional performance and durability for your engine. Designed for valve lifts up to 0.650\", this kit ensures precise valve control, preventing valve float and maximizing power output. The included springs, upper and lower collars, and keys are manufactured to the highest standards, ensuring a perfect fit and reliable operation. With an installed height of 1.860\" and a seat pressure of 178 lbs, and 376 lbs at max lift, this kit optimizes valve performance throughout the RPM range. Ideal for enthusiasts and professionals seeking increased engine performance and reliability, the S\u0026amp;S Cycle Sidewinder® Valve Spring Kit is a must-have upgrade for any high-performance motorcycle build. Perfect for builds targeting up to 6500 RPM, this kit will improve valve train performance.\u003c\/p\u003e\n\n\u003ch2\u003eFeatures \u0026amp; highlights\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003eOptimized for valve lifts up to 0.650\" for enhanced performance.\u003c\/li\u003e\n \u003cli\u003eIncludes springs, upper and lower collars, and keys for a complete installation.\u003c\/li\u003e\n \u003cli\u003eProvides 178 lbs seat pressure and 376 lbs pressure at max lift for superior valve control.\u003c\/li\u003e\n \u003cli\u003eMaximizes power output and prevents valve float at high RPMs.\u003c\/li\u003e\n \u003cli\u003eEnsures reliable operation and extended valve train life.\u003c\/li\u003e\n \u003cli\u003eIdeal for high-performance motorcycle builds and racing applications.\u003c\/li\u003e\n \u003cli\u003eProudly made in the USA.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTechnical specifications\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003eBrand: S\u0026amp;S Cycle\u003c\/li\u003e\n \u003cli\u003eProduct Name: Spring Kit\u003c\/li\u003e\n \u003cli\u003eValve Lift: 0.650\"\u003c\/li\u003e\n \u003cli\u003eSpring Seat Pressure: 178 lb\u003c\/li\u003e\n \u003cli\u003eSpring Open Pressure: 376 lb\u003c\/li\u003e\n \u003cli\u003eApplication: Exhaust, Intake\u003c\/li\u003e\n \u003cli\u003eMax RPM: 6500\u003c\/li\u003e\n \u003cli\u003eType: Valve\u003c\/li\u003e\n \u003cli\u003eUnits: Kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eImportant to know\u003c\/h2\u003e\n\u003cp\u003eEnsure proper installation and valve train geometry. Professional installation is recommended for optimal performance and reliability.\u003c\/p\u003e","brand":"S\u0026s Cycle","offers":[{"title":"Default Title","offer_id":53654856892746,"sku":"09262056","price":2639.0,"currency_code":"DKK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/0016\/9546\/files\/59fd50608d8a8553edb9bc0685831b02.webp?v=1766595869","url":"https:\/\/partsdenmark.dk\/products\/s-s-cycle-0-650-sidewinder-valve-spring-kit","provider":"Parts Denmark","version":"1.0","type":"link"}