{"product_id":"s-s-cycle-129-power-package-big-bore-kit-for-m8-2","title":"S\u0026S Cycle 129\" Power Package Big Bore Kit for M8","description":"\u003cp\u003eElevate your Harley-Davidson M8 engine's performance with the S\u0026amp;S Cycle 129\" Power Package, a premium big bore bolt-on kit engineered to transform your 107\" M8 into a formidable 129\" powerhouse. This complete kit delivers a significant displacement increase without requiring any complex case machining.\u003c\/p\u003e\n\u003ch2\u003eDescription\u003c\/h2\u003e\n\u003cp\u003eThe S\u0026amp;S Cycle 129\" Power Package is the ultimate bolt-on solution for riders seeking a dramatic increase in power and torque from their 107\" M8 engine. Featuring robust 4.32\" bore cylinders paired with high-strength 11.0:1 compression ratio forged pistons, this kit ensures exceptional performance and durability. At its core is an S\u0026amp;S oil pump\/cam plate, distinguished by its striking blue anodized finish, which significantly enhances oil flow capacity on both the feed and scavenge sides. This advanced oiling system includes independent scavenge sections for the flywheel cavity and cam chest, along with debris screens and a magnet to prevent contaminants from reaching the pump, ensuring long-term engine health. The adjustable pressure relief valve allows for fine-tuning even after installation. Complementing these components are S\u0026amp;S 550 cams, specifically designed for big bore applications, along with S\u0026amp;S valve springs capable of handling cam lifts up to 0.605\". The kit also includes Quickee pushrods, premium tappets, and billet aluminum, hard-anodized black coated tappet cuffs, all contributing to a comprehensive, high-performance Harley-Davidson M8 engine upgrade.\u003c\/p\u003e\n\u003ch2\u003eFeatures \u0026amp; Highlights\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEffortless Bolt-On Installation:\u003c\/strong\u003e Upgrade your 107\" M8 engine to a potent 129\" displacement without the need for complex, time-consuming case machining, making installation straightforward.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuperior Oiling System:\u003c\/strong\u003e Features an S\u0026amp;S oil pump\/cam plate with a blue anodized finish, offering increased oil flow capacity and independent scavenge sections for optimal lubrication and engine longevity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Engine Protection:\u003c\/strong\u003e Integrated debris screens in both scavenge pickups and a cam chest magnet actively prevent harmful contaminants from entering the oil pump, safeguarding critical engine components.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Performance Camshafts and Valve Springs:\u003c\/strong\u003e Includes S\u0026amp;S 550 cams, specifically engineered for big bore applications, paired with conical single wire valve springs designed to support cam lifts up to 0.605\".\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium Valvetrain Components:\u003c\/strong\u003e Equipped with Quickee pushrods, S\u0026amp;S premium tappets, and durable billet aluminum, hard-anodized black coated tappet cuffs for reliable, high-RPM operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Kit for Convenience:\u003c\/strong\u003e Comes with all necessary gaskets, bearings, and hardware, ensuring a hassle-free, comprehensive bolt-on installation right out of the box.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eImportant to Know\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eNot for any Trike models.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"S\u0026s Cycle","offers":[{"title":"Default Title","offer_id":62381480673610,"sku":"09040167","price":4823.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/0016\/9546\/files\/89acdc2ad090fbfa26de69bf9b8c2a15.webp?v=1781740157","url":"https:\/\/partsdenmark.com\/products\/s-s-cycle-129-power-package-big-bore-kit-for-m8-2","provider":"Parts Denmark","version":"1.0","type":"link"}