{"product_id":"wossner-pro-series-dual-ring-piston-kit-for-4-stroke-engines","title":"Wossner Pro Series Dual Ring Piston Kit for 4-Stroke Engines","description":"\u003cp\u003eElevate your engine's performance and reliability with the \u003cstrong\u003eWossner Pro Series Piston Kit\u003c\/strong\u003e, meticulously engineered for demanding 4-stroke applications. This premium kit delivers enhanced power and durability, ensuring your motorcycle operates at its peak for every ride.\u003c\/p\u003e\n\n\u003ch2\u003eDescription\u003c\/h2\u003e\n\u003cp\u003eExperience superior engine response and longevity with the Wossner Pro Series Piston Kit, a crucial upgrade for any 4-stroke motorcycle. Each piston is precision-forged from aerospace-grade aluminum alloy, offering exceptional strength and reduced weight for optimal performance. The advanced manufacturing process includes optimized machining that maintains robust strength in critical areas like the crown and skirt wall cross-section, while simultaneously achieving an incredibly lightweight design. This kit features a standard size A piston with a 76.96 mm piston diameter and a 77.00 mm bore size, perfectly suited for 250 cc displacement engines. With an impressive 14.1:1 compression ratio, you can expect a significant boost in power and efficiency.\u003c\/p\u003e\n\u003cp\u003eWossner pistons are equipped with a high-quality, permanent molybdenum disulphite (Moly) skirt coating. This advanced coating drastically reduces friction and piston rock, leading to quieter operation, improved performance, and extended engine life. It also plays a vital role in assisting the break-in process, ensuring a smooth start for your newly built engine. Designed as a dual ring piston, this kit includes everything you need for a complete installation: the piston itself, high-performance nitride-coated steel and cast rings, a piston pin, and corresponding clips, providing a comprehensive solution for your engine rebuild or upgrade.\u003c\/p\u003e\n\n\u003ch2\u003eFeatures \u0026amp; Highlights\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eAerospace-Grade Forged Aluminum:\u003c\/strong\u003e Crafted from high-strength aerospace aluminum alloy, these pistons offer superior durability and reduced weight, critical for high-performance 4-stroke engines.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eAdvanced Moly Skirt Coating:\u003c\/strong\u003e A permanent molybdenum disulphite coating on the skirt significantly reduces friction, minimizes piston rock, and ensures quieter operation, contributing to improved performance and extended engine lifespan.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eOptimized Lightweight Design:\u003c\/strong\u003e Precision machining optimizes piston lightness while maintaining crucial strength in key areas like the crown and skirt wall, enhancing responsiveness without compromising integrity.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eHigh Compression Ratio:\u003c\/strong\u003e Engineered with a 14.1:1 compression ratio, this kit is designed to unlock maximum power and efficiency from your 250 cc 4-stroke engine.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eComplete Piston Kit:\u003c\/strong\u003e Each kit comes comprehensive with the piston, high-quality nitride-coated steel and cast rings, a piston pin, and clips, providing all necessary components for a hassle-free installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003eBrand: Wossner\u003c\/li\u003e\n    \u003cli\u003eModel: Pro Series\u003c\/li\u003e\n    \u003cli\u003eEngine Type: 4-Stroke\u003c\/li\u003e\n    \u003cli\u003eType: Dual Ring\u003c\/li\u003e\n    \u003cli\u003eDisplacement: 250 cc\u003c\/li\u003e\n    \u003cli\u003ePiston Material: Forged Aluminum Alloy\u003c\/li\u003e\n    \u003cli\u003ePiston Size: Standard Size A\u003c\/li\u003e\n    \u003cli\u003ePiston Diameter: 76.96 mm\u003c\/li\u003e\n    \u003cli\u003eBore Size: 77.00 mm\u003c\/li\u003e\n    \u003cli\u003eCompression Ratio: 14.1:1\u003c\/li\u003e\n    \u003cli\u003eSkirt Coating: Molybdenum Disulphite\u003c\/li\u003e\n    \u003cli\u003eRing Material: Nitride Coated, Steel, Cast\u003c\/li\u003e\n    \u003cli\u003eUnits: Kit\u003c\/li\u003e\n    \u003cli\u003eVendor Part Number: 8713DA\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Wossner","offers":[{"title":"Default Title","offer_id":62381569081674,"sku":"09107089","price":210.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/0016\/9546\/files\/98e46390bd48eeeca6d48b4b396326c8_e2e75260-b0b4-4a94-b0f3-fd0924c1a24d.webp?v=1781742665","url":"https:\/\/partsdenmark.de\/products\/wossner-pro-series-dual-ring-piston-kit-for-4-stroke-engines","provider":"Parts Denmark","version":"1.0","type":"link"}