{"product_id":"s-s-cycle-131-big-bore-piston-kit-4-250-bore","title":"S\u0026S Cycle 131 Big Bore Piston Kit 4.250\" Bore","description":"\u003cp\u003eUpgrade your motorcycle's engine performance with the \u003cstrong\u003eS\u0026amp;S Cycle 131 big bore piston kit\u003c\/strong\u003e, engineered for serious power enthusiasts. This comprehensive piston set provides all essential components for a robust engine rebuild or performance enhancement.\u003c\/p\u003e\u003ch2\u003eDescription\u003c\/h2\u003e\u003cp\u003eUnleash the full potential of your V-twin engine with the S\u0026amp;S Cycle Big Bore Piston Kit, specifically designed to achieve a substantial 131 cubic inches of displacement. This high-performance engine upgrade features precision-machined pistons with a 4.250-inch bore and a dished head shape, optimized for specific engine configurations and intended for use with a 4.625-inch stroke length. Each \u003cstrong\u003emotorcycle piston set\u003c\/strong\u003e includes premium pistons, piston rings, wristpins, and clips, providing a complete solution for a powerful and reliable engine rebuild. S\u0026amp;S Cycle's commitment to quality ensures these components deliver exceptional durability and performance, standing up to the demands of aggressive riding. While compression ratios are approximate and depend on cylinder length, this kit offers a significant boost in torque and horsepower, transforming your ride into a true powerhouse. Ideal for enthusiasts seeking a substantial increase in engine capacity and overall performance, this kit embodies S\u0026amp;S Cycle's legacy of innovation in motorcycle engine components.\u003c\/p\u003e\u003ch2\u003eFeatures \u0026amp; Highlights\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAchieve 131 Cubic Inches of Displacement:\u003c\/strong\u003e Transform your engine with a significant increase in capacity, delivering massive gains in horsepower and torque for an exhilarating ride.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision 4.250-inch Bore Pistons:\u003c\/strong\u003e Expertly machined pistons ensure optimal fitment and performance, designed for use with a 4.625-inch stroke length for maximum power output.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Piston Kit for Easy Installation:\u003c\/strong\u003e Includes a full set of pistons, high-quality piston rings, durable wristpins, and secure clips, providing everything needed for a comprehensive engine upgrade.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized Dished Piston Head Design:\u003c\/strong\u003e Engineered for specific combustion chamber characteristics, contributing to efficient fuel burn and reliable power delivery.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eS\u0026amp;S Cycle Quality and Reliability:\u003c\/strong\u003e Manufactured to the highest standards, these components ensure long-lasting durability and consistent performance, reflecting S\u0026amp;S Cycle's reputation for excellence.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Performance Engine Upgrade:\u003c\/strong\u003e Ideal for riders seeking a serious boost in engine size and power, perfect for custom builds or revitalizing an existing powerplant.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Name:\u003c\/strong\u003e Piston Kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStyle:\u003c\/strong\u003e Big Bore\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBore Size:\u003c\/strong\u003e 4.250\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBore Oversize:\u003c\/strong\u003e +0.010\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStroke Length:\u003c\/strong\u003e 4.625\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplacement:\u003c\/strong\u003e 131 cu in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePiston Head Shape:\u003c\/strong\u003e Dished\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnits:\u003c\/strong\u003e Kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVendor Part Number:\u003c\/strong\u003e 920-0148\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eImportant to Know\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRequires correct length cylinders as specified by S\u0026amp;S Cycle for accurate compression ratio.\u003c\/li\u003e\n\u003cli\u003eProfessional installation is recommended.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"S\u0026s Cycle","offers":[{"title":"Default Title","offer_id":62381540770122,"sku":"09106523","price":803.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/0016\/9546\/files\/c4ece6bdad1207bee5e2d1fd865da6f9.webp?v=1781741750","url":"https:\/\/partsdenmark.com\/fr\/products\/s-s-cycle-131-big-bore-piston-kit-4-250-bore","provider":"Parts Denmark","version":"1.0","type":"link"}