{"product_id":"wossner-standard-series-piston-kit-for-250cc-10-2-1-compression","title":"Wossner Standard Series Piston Kit for 250cc 10.2:1 Compression","description":"\u003cp\u003eElevate your motorcycle's engine performance with the Wossner Standard Series Piston Kit. Engineered for durability and efficiency, this high-performance piston kit delivers superior power and a quieter operation for your 250cc 4-stroke engine. Featuring advanced materials and precision engineering, it's designed to optimize your ride.\u003c\/p\u003e\u003ch2\u003eDescription\u003c\/h2\u003e\u003cp\u003eExperience a significant upgrade in engine reliability and power with the Wossner 250cc piston kit. Precision-machined from aerospace-grade forged aluminum alloy, these pistons ensure exceptional strength and resilience in critical areas such as the crown and skirt wall, while being optimized for lightness. This meticulous design contributes to a remarkable 10.2:1 compression ratio, enhancing your engine's responsiveness and overall power delivery. The advanced Molybdenum Disulphite (Moly) skirt coating is a key feature, significantly reducing friction and piston rock. This not only leads to a quieter engine operation and improved performance but also aids in the crucial break-in period, extending the lifespan of your engine. Designed specifically for 4-stroke 250cc engines with a 74.00 mm bore, this Wossner piston kit is a complete solution, including the piston, high-quality nitride coated steel and cast rings, piston pin, and retaining clips, ensuring a straightforward and comprehensive overhaul.\u003c\/p\u003e\u003ch2\u003eFeatures \u0026amp; Highlights\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnmatched Durability:\u003c\/strong\u003e Forged from aerospace-grade aluminum alloy, these pistons offer superior strength and longevity, even under extreme riding conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReduced Friction \u0026amp; Wear:\u003c\/strong\u003e The advanced Molybdenum Disulphite (Moly) skirt coating minimizes friction and piston rock, ensuring smoother operation, reduced wear, and a longer engine lifespan.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized Performance:\u003c\/strong\u003e Precision machining balances lightness with maintained strength in critical areas, contributing to improved power delivery and engine efficiency for your 250cc 4-stroke.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuiet Operation:\u003c\/strong\u003e The permanent skirt coating and precise fit reduce mechanical noise, providing a quieter and more refined engine sound.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Kit for Easy Installation:\u003c\/strong\u003e Each Wossner Standard Series piston kit includes everything needed for a complete replacement: piston, high-quality rings, piston pin, and clips.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngineered for Specificity:\u003c\/strong\u003e Tailored for 250cc engines with a 10.2:1 compression ratio and a 74.00 mm bore, ensuring perfect fit and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Wossner\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel Series:\u003c\/strong\u003e Standard Series\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Name:\u003c\/strong\u003e Piston Kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine Type:\u003c\/strong\u003e 4-Stroke\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplacement:\u003c\/strong\u003e 250 cc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompression Ratio:\u003c\/strong\u003e 10.2:1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBore Size:\u003c\/strong\u003e 74.00 mm (Oversize +1.00 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePiston Diameter:\u003c\/strong\u003e 73.95 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePiston Material:\u003c\/strong\u003e Forged Aluminum Alloy\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSkirt Coating:\u003c\/strong\u003e Molybdenum Disulphite\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRing Material:\u003c\/strong\u003e Nitride Coated Steel, Cast\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKit Includes:\u003c\/strong\u003e Piston, Rings, Piston Pin, Clips\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVendor Part Number:\u003c\/strong\u003e 8646D100\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eImportant to Know\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eThis Wossner Piston Kit is an \u003cstrong\u003eoversize (+1.00 mm)\u003c\/strong\u003e piston, requiring the cylinder bore to be machined to 74.00 mm for proper fitment.\u003c\/li\u003e\n\u003cli\u003eProfessional installation by a qualified mechanic is highly recommended for optimal performance and longevity.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Wossner","offers":[{"title":"Default Title","offer_id":62381568688458,"sku":"09107075","price":220.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/0016\/9546\/files\/98e46390bd48eeeca6d48b4b396326c8_649e5b02-c648-4c24-8056-7cda1af8e117.webp?v=1781742639","url":"https:\/\/partsdenmark.com\/fr\/products\/wossner-standard-series-piston-kit-for-250cc-10-2-1-compression","provider":"Parts Denmark","version":"1.0","type":"link"}