{"product_id":"wossner-pro-series-piston-kit-for-250cc-4-stroke-3","title":"Wossner Pro Series Piston Kit for 250cc 4-Stroke","description":"\u003cp\u003eUpgrade your motorcycle's engine performance with the high-quality \u003cstrong\u003eWossner 250cc 4-Stroke Piston Kit\u003c\/strong\u003e. Engineered for demanding conditions, this Pro Series kit delivers enhanced durability and power for your ride.\u003c\/p\u003e\n\u003ch2\u003eDescription\u003c\/h2\u003e\n\u003cp\u003eUnleash the full potential of your 250cc 4-stroke engine with the Wossner Pro Series Piston Kit. This premium kit is meticulously forged from aerospace-grade aluminum alloy, ensuring exceptional strength and heat resistance under the most extreme operating temperatures and pressures. Designed with a precise 76.01 mm bore size and a high 13.0:1 compression ratio, this piston is engineered to maximize horsepower and torque output, giving you a noticeable edge in performance. The dual ring design provides superior sealing and stability, contributing to consistent power delivery and reduced blow-by.\u003c\/p\u003e\n\u003cp\u003eEvery Wossner piston features an advanced Molybdenum Disulphite skirt coating. This permanent, low-friction layer significantly reduces wear, minimizes piston rock, and ensures quieter operation, while also aiding in a smoother, more efficient break-in process. Optimized machining processes result in a lightweight piston without compromising structural integrity, particularly in critical areas like the crown and skirt wall cross-section. This standard size B piston kit (75.97 mm diameter) includes everything you need for a comprehensive replacement: the piston, high-quality nitride-coated steel rings, a durable wrist pin, and secure circlips, making it an ideal choice for enthusiasts and professionals seeking a reliable and performance-driven engine rebuild.\u003c\/p\u003e\n\u003ch2\u003eFeatures \u0026amp; Highlights\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eAerospace-Grade Forging:\u003c\/strong\u003e Forged from premium aerospace aluminum alloy, ensuring superior strength, durability, and resistance to extreme engine stress and high temperatures.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eAdvanced Moly Skirt Coating:\u003c\/strong\u003e Features a permanent Molybdenum Disulphite skirt coating that drastically reduces friction, minimizes wear, and promotes quieter piston operation and an optimized break-in period.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eOptimized Lightweight Design:\u003c\/strong\u003e Precision machining balances reduced weight with maintained strength in critical areas like the piston crown and skirt wall, enhancing engine responsiveness without sacrificing reliability.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eHigh Compression Performance:\u003c\/strong\u003e Engineered with a high 13.0:1 compression ratio to maximize power and torque output, delivering an aggressive and responsive powerband for competitive riding.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePro Series Dual Ring System:\u003c\/strong\u003e Utilizes a robust dual ring configuration with nitride-coated steel rings for excellent sealing, consistent performance, and extended engine life.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eComplete Kit for Easy Installation:\u003c\/strong\u003e Includes a high-quality piston, durable rings, wrist pin, and circlips, providing all necessary components for a straightforward and comprehensive engine overhaul.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eImportant to Know\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003eProfessional installation is recommended for optimal performance and safety.\u003c\/li\u003e\n    \u003cli\u003eThis kit is a Standard Size B piston. Oversize pistons are available separately for specific applications.\u003c\/li\u003e\n    \u003cli\u003eAdditional engine components such as gaskets, bearings, and cylinder honing tools are not included and must be purchased separately.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Wossner","offers":[{"title":"Default Title","offer_id":62381568819530,"sku":"09107079","price":207.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/0016\/9546\/files\/98e46390bd48eeeca6d48b4b396326c8_03fe3a57-2d41-4012-ace2-ebc5ea2b2af0.webp?v=1781742644","url":"https:\/\/partsdenmark.com\/fr\/products\/wossner-pro-series-piston-kit-for-250cc-4-stroke-3","provider":"Parts Denmark","version":"1.0","type":"link"}