{"product_id":"s-s-cycle-128-big-bore-kit-for-114-117-m8","title":"S\u0026S Cycle 128\" Big Bore Kit for 114\" \u0026 117\" M8","description":"\u003cp\u003eUnleash the full potential of your Harley-Davidson Milwaukee-Eight 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 comprehensive performance package delivers a significant boost in displacement and power, taking your ride to an exhilarating 128\".\u003c\/p\u003e\n\n\u003ch2\u003eDescription\u003c\/h2\u003e\n\u003cp\u003eExperience a dramatic increase in horsepower and torque with the S\u0026amp;S Cycle 128\" Power Package. This meticulously designed \u003cstrong\u003eMilwaukee-Eight performance kit\u003c\/strong\u003e is a true bolt-in solution, meaning no complex and costly case machining is required for installation. At its core, the kit features robust forged pistons, precisely engineered with a 4.250\" bore size and optimized for a 4.500\" stroke length, ensuring exceptional durability and reliability under demanding conditions. With an impressive 11.1:1 compression ratio, this upgrade promises an aggressive powerband and enhanced throttle response across the RPM range. The kit also includes a high-performance S\u0026amp;S 550 camshaft, paired with upgraded valve springs, ensuring optimal valvetrain control and maximizing the engine's potential. Integrated components such as the S\u0026amp;S oil pump\/cam plate, Quickee pushrods with chrome covers, tappets, and tappet cuffs work in harmony to deliver a cohesive and powerful engine upgrade, making it an ideal choice for riders seeking a significant \u003cstrong\u003eHarley-Davidson 114\" engine upgrade\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003ch2\u003eFeatures \u0026amp; Highlights\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMassive Displacement Increase:\u003c\/strong\u003e Elevate your 114\" or 117\" Milwaukee-Eight CVO engine to a potent 128\" for unparalleled power and torque, transforming your ride's performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHassle-Free Installation:\u003c\/strong\u003e Designed as a true \u003cstrong\u003ebolt-in big bore kit\u003c\/strong\u003e, eliminating the need for complex and costly case machining, saving you time and effort.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuperior Durability:\u003c\/strong\u003e Features high-strength \u003cstrong\u003eforged pistons\u003c\/strong\u003e, engineered to withstand extreme pressures and temperatures for long-lasting, reliable performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized Valvetrain:\u003c\/strong\u003e Includes S\u0026amp;S Quickee pushrods with stylish chrome covers, high-performance tappets, and robust tappet cuffs for improved valvetrain stability and efficiency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAggressive Cam Profile:\u003c\/strong\u003e Comes complete with the S\u0026amp;S 550 camshaft and upgraded valve springs, delivering an aggressive powerband and enhanced throttle response for an exhilarating ride.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Oil Management:\u003c\/strong\u003e Incorporates a premium S\u0026amp;S oil pump and cam plate assembly, ensuring optimal oil flow and lubrication for critical engine components, enhancing longevity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eModel: Power Package\u003c\/li\u003e\n\u003cli\u003eProduct Name: Performance Kit\u003c\/li\u003e\n\u003cli\u003eUnits: Kit\u003c\/li\u003e\n\u003cli\u003eBore Size: 4.250\"\u003c\/li\u003e\n\u003cli\u003eStroke Length: 4.500\"\u003c\/li\u003e\n\u003cli\u003eDisplacement: 128\"\u003c\/li\u003e\n\u003cli\u003eCompression Ratio: 11.1:1\u003c\/li\u003e\n\u003cli\u003eCooling System: Water Cooled\u003c\/li\u003e\n\u003cli\u003eCam Drive Type: Gear\u003c\/li\u003e\n\u003cli\u003eColor\/Finish: Black, Highlighted Fins\u003c\/li\u003e\n\u003cli\u003eFeatures: Quickee Pushrods w\/Chrome Covers\u003c\/li\u003e\n\u003cli\u003eVendor Part Number: 310-1102C\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eImportant to Know\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Not compatible with 121\" CVO models.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVehicle Type:\u003c\/strong\u003e Not suitable for any Harley-Davidson Trike models.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGaskets:\u003c\/strong\u003e Intake and rocker cover gaskets are not included and must be purchased separately.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"S\u0026s Cycle","offers":[{"title":"Default Title","offer_id":62381479035210,"sku":"09040144","price":5121.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/0016\/9546\/files\/1721ff4e8a769807a82b83149cf431bb.webp?v=1781740108","url":"https:\/\/partsdenmark.com\/es\/products\/s-s-cycle-128-big-bore-kit-for-114-117-m8","provider":"Parts Denmark","version":"1.0","type":"link"}