{"product_id":"s-s-cycle-129-power-package-engine-kit-1","title":"S\u0026s Cycle 129\" Power Package Engine Kit","description":"\u003cp\u003eUnleash the full potential of your 107\" oil-cooled Milwaukee-Eight engine with the S\u0026amp;S Cycle 129\" Power Package Engine Performance Kit. This comprehensive kit delivers a significant boost in displacement and performance without requiring any case machining, making it an ideal upgrade for enthusiasts and professionals alike.\u003c\/p\u003e\n\n\u003ch2\u003eDescription\u003c\/h2\u003e\n\u003cp\u003eThe S\u0026amp;S Cycle 129\" Power Package transforms your stock 107\" M8 engine into a powerhouse. This kit features big bore cylinders, a matched 550 cam, cam plate, and high-performance oil pump with independent scavenge sections for the flywheel cavity and cam chest. The inclusion of a magnet in the cam chest provides added protection by preventing debris from entering the oil pump. High-performance conical single-wire S\u0026amp;S valve springs ensure optimal valve train performance. Original engine serial numbers are retained, and passage plugs are removable for easy servicing. Multi-layered steel (MLS) head gaskets provide a reliable seal under high-performance conditions. This kit is designed to work seamlessly with the stock crankcase, ensuring a straightforward installation. Proudly made in the USA, the S\u0026amp;S Cycle 129\" Power Package delivers unparalleled performance and reliability.\u003c\/p\u003e\n\n\u003ch2\u003eFeatures \u0026amp; highlights\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eTransforms 107\" oil-cooled M8 into a high-performance 129\" engine.\u003c\/li\u003e\n  \u003cli\u003eNo case machining required for easy installation.\u003c\/li\u003e\n  \u003cli\u003eIncludes performance-matched 550 cam for optimal power delivery.\u003c\/li\u003e\n  \u003cli\u003eFeatures independent scavenge sections for improved oiling and reduced crankcase pressure.\u003c\/li\u003e\n  \u003cli\u003eMagnet in cam chest helps prevent debris from entering the oil pump.\u003c\/li\u003e\n  \u003cli\u003eRetains original engine serial numbers.\u003c\/li\u003e\n  \u003cli\u003eMade in the USA.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTechnical specifications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eBrand: S\u0026amp;S Cycle\u003c\/li\u003e\n  \u003cli\u003eProduct Name: Performance Kit\u003c\/li\u003e\n  \u003cli\u003eType: Engine\u003c\/li\u003e\n  \u003cli\u003eDisplacement: 129\"\u003c\/li\u003e\n  \u003cli\u003eBore Size: 4.320\"\u003c\/li\u003e\n  \u003cli\u003eStroke Length: 4.375\"\u003c\/li\u003e\n  \u003cli\u003eCooling System: Oil Cooled\u003c\/li\u003e\n  \u003cli\u003eCam Drive Type: Gear\u003c\/li\u003e\n  \u003cli\u003eColor\/Finish: Black, Non-Highlighted Fins\u003c\/li\u003e\n  \u003cli\u003eFeatures: Black Pushrod Tubes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eImportant to know\u003c\/h2\u003e\n\u003cp\u003eThis kit is designed to work with the stock crankcase. Ensure proper installation by a qualified technician.\u003c\/p\u003e","brand":"S\u0026s Cycle","offers":[{"title":"Default Title","offer_id":53638655574346,"sku":"09040113","price":4746.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/0016\/9546\/files\/8452674858a94658bb97a62430fde92b.webp?v=1766342603","url":"https:\/\/partsdenmark.com\/products\/s-s-cycle-129-power-package-engine-kit-1","provider":"Parts Denmark","version":"1.0","type":"link"}