{"product_id":"s-s-cycle-128-big-bore-kit-for-114-117-cvo-models","title":"S\u0026S Cycle 128\" Big Bore Kit for 114\/117 CVO Models","description":"\u003cp\u003eUnlock the full potential of your Harley-Davidson engine with the \u003cstrong\u003eS\u0026amp;S Cycle 128\" Big Bore Kit\u003c\/strong\u003e. Engineered to transform your 114\" or 117\" CVO model, this premium performance kit delivers a significant engine upgrade to 128 cubic inches, providing a dramatic boost in horsepower and torque for an exhilarating ride.\u003c\/p\u003e\u003ch2\u003eDescription\u003c\/h2\u003e\u003cp\u003eExperience unparalleled power and a noticeable performance improvement with this comprehensive S\u0026amp;S Cycle 128\" Big Bore Kit. Designed for a straightforward installation, this bolt-in kit eliminates the need for complex case machining, making your engine upgrade process smoother and more efficient. At its core are high-strength forged pistons, meticulously crafted to withstand the demands of increased power and ensure long-lasting durability. The kit boasts an aggressive 11.1:1 compression ratio, optimized for maximum energy conversion and thrilling acceleration across the RPM range. With a precise bore size of 4.250\" and a stroke length of 4.500\", this performance package is engineered for optimal volumetric efficiency. Beyond raw power, the kit includes a sophisticated S\u0026amp;S 550 camshaft, an upgraded oil pump\/cam plate, Quickee Pushrods with stylish chrome covers, high-quality tappets, and tappet cuffs, alongside robust valve springs. These components work in harmony to create a reliable and high-performing water-cooled system. Finished in an attractive Black Granite with highlighted fins, this kit not only enhances your motorcycle's performance but also its aesthetic appeal, contributing to better heat dissipation.\u003c\/p\u003e\u003ch2\u003eFeatures \u0026amp; Highlights\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEffortless Bolt-In Installation:\u003c\/strong\u003e Transform your engine without complex case machining, making this a straightforward upgrade for 114\" and 117\" CVO models.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMassive 128 Cubic Inch Upgrade:\u003c\/strong\u003e Elevate your engine's displacement to a potent 128 cubic inches, delivering a substantial increase in horsepower and torque for thrilling acceleration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium Forged Piston Construction:\u003c\/strong\u003e Engineered with robust forged pistons, ensuring exceptional durability and reliability even under extreme performance demands.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Performance Components:\u003c\/strong\u003e This comprehensive package includes an optimized oil pump\/cam plate, S\u0026amp;S 550 camshaft, valve springs, Quickee Pushrods with Chrome Covers, and upgraded tappets\/cuffs for a fully harmonized system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh 11.1:1 Compression Ratio:\u003c\/strong\u003e Experience aggressive throttle response and enhanced power output thanks to the optimized compression, designed for peak performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Aesthetics \u0026amp; Thermal Management:\u003c\/strong\u003e Featuring a sleek Black Granite finish with highlighted fins, this kit not only looks exceptional but also aids in efficient cooling for sustained performance.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eModel: Power Package\u003c\/li\u003e\n\u003cli\u003eUnits: Kit\u003c\/li\u003e\n\u003cli\u003eBore Size: 4.250\"\u003c\/li\u003e\n\u003cli\u003eColor\/Finish: Black Granite, Highlighted Fins\u003c\/li\u003e\n\u003cli\u003eDisplacement: 128 cubic inches\u003c\/li\u003e\n\u003cli\u003eProduct Name: Performance Kit\u003c\/li\u003e\n\u003cli\u003eStroke Length: 4.500\"\u003c\/li\u003e\n\u003cli\u003eCam Drive Type: Chain\u003c\/li\u003e\n\u003cli\u003eCooling System: Water Cooled\u003c\/li\u003e\n\u003cli\u003eCompression Ratio: 11.1:1\u003c\/li\u003e\n\u003cli\u003eVendor Part Number: 310-1107C\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eImportant to Know\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eNot for 121\" CVO models.\u003c\/li\u003e\n\u003cli\u003eNot for any Trike models.\u003c\/li\u003e\n\u003cli\u003eIntake\/rocker cover gaskets not included.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"S\u0026s Cycle","offers":[{"title":"Default Title","offer_id":62381478936906,"sku":"09040141","price":20154.0,"currency_code":"PLN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/0016\/9546\/files\/0949f3b28e05f445140d8e8d7fe1ad57.webp?v=1781740105","url":"https:\/\/partsdenmark.pl\/products\/s-s-cycle-128-big-bore-kit-for-114-117-cvo-models","provider":"Parts Denmark","version":"1.0","type":"link"}