{"product_id":"s-s-cycle-valve-guide-for-knucklehead-big-twins","title":"S\u0026s Cycle Valve Guide For Knucklehead Big Twins","description":"\u003cp\u003eUpgrade your vintage Knucklehead Big Twin with the S\u0026amp;S Cycle Valve Guide. Designed for superior performance and durability, these valve guides are a must-have for enthusiasts and professionals alike. These valve guides ensure optimal valve function and longevity.\u003c\/p\u003e\n\n\u003ch2\u003eDescription\u003c\/h2\u003e\n\u003cp\u003eThe S\u0026amp;S Cycle Valve Guides are standard equipment on S\u0026amp;S KN-series engines and are perfectly compatible with stock 1936 through 1947 OHV Knucklehead Big Twins. Crafted from high-quality cast iron, these valve guides are engineered to withstand the rigors of high-performance engines. The innovative design features a smaller-than-stock upper diameter, specifically tailored to accommodate S\u0026amp;S High Lift valve springs, allowing for enhanced valve lift and improved engine breathing. Ensure precise valve movement and reliable operation with these premium valve guides, delivering increased power and efficiency to your classic motorcycle. Upgrade your engine with confidence, knowing you're using parts designed for peak performance and longevity.\u003c\/p\u003e\n\n\u003ch2\u003eFeatures \u0026amp; highlights\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003eDirect fit for 1936-1947 OHV Knucklehead Big Twins.\u003c\/li\u003e\n \u003cli\u003eStandard equipment on S\u0026amp;S KN-series engines.\u003c\/li\u003e\n \u003cli\u003eSmaller than stock upper diameter designed for S\u0026amp;S High Lift valve springs.\u003c\/li\u003e\n \u003cli\u003eEnhances valve lift for improved engine performance.\u003c\/li\u003e\n \u003cli\u003eConstructed from durable cast iron for long-lasting reliability.\u003c\/li\u003e\n \u003cli\u003eEnsures precise valve movement and optimal engine efficiency.\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\u003ePart Number: 106-3637\u003c\/li\u003e\n \u003cli\u003eMaterial: Cast Iron\u003c\/li\u003e\n \u003cli\u003eSpring Lift: 0.480\"\u003c\/li\u003e\n \u003cli\u003eUnits: Each\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eImportant to know\u003c\/h2\u003e\n\u003cp\u003eEnsure compatibility with your specific engine configuration before installation. Professional installation is recommended.\u003c\/p\u003e","brand":"S\u0026s Cycle","offers":[{"title":"Standard","offer_id":53654644949322,"sku":"09262795","price":14.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/0016\/9546\/files\/977bcb3da835d02f79de3e527c7bcf0e.webp?v=1766593648","url":"https:\/\/partsdenmark.com\/es\/products\/s-s-cycle-valve-guide-for-knucklehead-big-twins","provider":"Parts Denmark","version":"1.0","type":"link"}