{"product_id":"s-s-cycle-128-power-package-big-bore-kit-for-114-117-cvo","title":"S\u0026S Cycle 128\" Power Package Big Bore Kit for 114\"\/117\" CVO","description":"\u003cp\u003eTransform your Harley-Davidson with the S\u0026amp;S Cycle 128\" Power Package big bore kit, engineered to deliver a monumental increase in displacement and raw power. This comprehensive engine upgrade is designed specifically for 114\" and 117\" CVO models, providing a bolt-in solution for riders seeking the ultimate performance enhancement.\u003c\/p\u003e\n\u003ch2\u003eDescription\u003c\/h2\u003e\n\u003cp\u003eThe S\u0026amp;S Cycle 128\" Power Package big bore kit is the definitive choice for riders aiming to elevate their 114\" or 117\" CVO Harley-Davidson engine to an exhilarating 128\" displacement. This meticulously engineered performance kit boasts a generous 4.250\" bore size and a 4.500\" stroke length, culminating in a formidable 11.1:1 compression ratio that translates directly into explosive throttle response and increased torque across the RPM range. Designed for straightforward installation, this \u003cstrong\u003ebolt-in big bore kit\u003c\/strong\u003e eliminates the need for complex case machining, making it an accessible yet potent upgrade for serious enthusiasts. Each component is crafted for superior durability and performance, including high-strength \u003cstrong\u003eforged pistons\u003c\/strong\u003e built to withstand the rigors of high-output demands. The kit also integrates a complete oil pump\/cam plate assembly, robust Quickee pushrods with stylish chrome covers, precision-machined tappets and cuffs, an S\u0026amp;S 550 camshaft for optimized valve timing, and upgraded valve springs to manage the enhanced power. With its \u003cstrong\u003eoil-cooled\u003c\/strong\u003e design, this \u003cstrong\u003eHarley-Davidson performance upgrade\u003c\/strong\u003e ensures consistent engine temperatures, maximizing reliability and longevity for your high-performance motorcycle.\u003c\/p\u003e\n\u003ch2\u003eFeatures \u0026amp; Highlights\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMassive Displacement Upgrade:\u003c\/strong\u003e Transforms your 114\" or 117\" CVO Harley-Davidson engine into a potent 128\" powerhouse, delivering significant gains in horsepower and torque for an exhilarating ride.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEffortless Bolt-In Installation:\u003c\/strong\u003e Engineered for a direct fit, this kit eliminates the need for complex and costly case machining, simplifying the upgrade process and getting you back on the road faster.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Durability with Forged Pistons:\u003c\/strong\u003e Features robust forged pistons, meticulously designed to withstand extreme combustion pressures and provide superior longevity and reliability for high-performance applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComprehensive Performance Package:\u003c\/strong\u003e Includes an S\u0026amp;S 550 camshaft, upgraded valve springs, an advanced oil pump\/cam plate, Quickee pushrods with stylish chrome covers, tappets, and tappet cuffs, ensuring a fully integrated and optimized engine build.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized Compression Ratio:\u003c\/strong\u003e Achieves an impressive 11.1:1 compression ratio, specifically tuned to maximize power output and throttle response for a truly dynamic riding experience.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e Power Package\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Performance Kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnits:\u003c\/strong\u003e Kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBore Size:\u003c\/strong\u003e 4.250\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStroke Length:\u003c\/strong\u003e 4.500\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplacement:\u003c\/strong\u003e 128\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompression Ratio:\u003c\/strong\u003e 11.1:1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCooling System:\u003c\/strong\u003e Oil Cooled\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCam Drive Type:\u003c\/strong\u003e Gear\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor\/Finish:\u003c\/strong\u003e Black, Highlighted Fins\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVendor Part Number:\u003c\/strong\u003e 310-1104C\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eImportant to Know\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e This kit is specifically designed for 114\" and 117\" CVO models. It is \u003cem\u003enot compatible\u003c\/em\u003e with 121\" CVO models or any Trike models.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdditional Parts Required:\u003c\/strong\u003e Intake and rocker cover gaskets are \u003cem\u003enot included\u003c\/em\u003e and must be purchased separately for a complete installation.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"S\u0026s Cycle","offers":[{"title":"Default Title","offer_id":62381478510922,"sku":"09040133","price":5066.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/0016\/9546\/files\/cb07fb43e46fcdba75e6b49b3bcfb1fd.webp?v=1781740084","url":"https:\/\/partsdenmark.com\/it\/products\/s-s-cycle-128-power-package-big-bore-kit-for-114-117-cvo","provider":"Parts Denmark","version":"1.0","type":"link"}