{"product_id":"wossner-pro-series-piston-kit-for-78-01mm-bore","title":"Wossner Pro Series Piston Kit for 78.01mm Bore","description":"\u003cp\u003eUnleash the full potential of your 250cc 4-stroke engine with the high-performance \u003cstrong\u003eWossner Pro Series 78.01mm piston kit\u003c\/strong\u003e. Engineered for superior durability and power, this kit delivers a significant upgrade for serious riders.\u003c\/p\u003e\n\n\u003ch2\u003eDescription\u003c\/h2\u003e\n\u003cp\u003eThe Wossner Pro Series Piston Kit is meticulously crafted to elevate your motorcycle's engine performance and reliability. Each \u003cstrong\u003eforged motorcycle piston\u003c\/strong\u003e is precision-machined from aerospace-grade aluminum alloy, ensuring exceptional strength while maintaining optimal lightness. This advanced manufacturing process, combined with an optimized crown and skirt wall cross-section, guarantees robust performance under extreme conditions, making it an ideal \u003cstrong\u003e250cc engine upgrade\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eDesigned for reduced friction and extended lifespan, the piston features a permanent Molybdenum Disulphite (Moly) skirt coating. This specialized coating minimizes piston rock and friction, contributing to quieter operation and a smoother break-in period. With an aggressive \u003cstrong\u003e14.5:1 high compression\u003c\/strong\u003e ratio and a dual-ring design, this kit is built to maximize power output. The nitride-coated steel and cast rings ensure excellent sealing and wear resistance, maintaining peak performance over time. The Wossner Pro Series piston kit, with its 77.97mm piston diameter designed for a 78.01mm bore, provides a precise fit for optimal engine dynamics.\u003c\/p\u003e\n\n\u003ch2\u003eFeatures \u0026amp; Highlights\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eOptimized Performance \u0026amp; Durability:\u003c\/strong\u003e Forged from high-strength aerospace-grade aluminum alloy with optimized machining for ideal lightness and maintained strength in critical areas like the crown and skirt wall.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eReduced Friction \u0026amp; Extended Life:\u003c\/strong\u003e Features a permanent Molybdenum Disulphite (Moly) skirt coating to significantly reduce friction, minimize piston rock, and aid in a smoother break-in process, leading to quieter operation and improved longevity.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eComplete Kit for Easy Installation:\u003c\/strong\u003e Each Wossner piston kit comes comprehensive with the piston, high-quality rings (nitride coated steel and cast), a durable pin, and essential clips, providing everything needed for a hassle-free installation.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eHigh Compression Ratio:\u003c\/strong\u003e Engineered with a 14.5:1 compression ratio to deliver maximum power and responsiveness for demanding riders.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePrecision Engineering:\u003c\/strong\u003e Designed with a 77.97mm piston diameter to perfectly match a 78.01mm bore, ensuring optimal fitment and engine efficiency.\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\u003eProduct Name: Piston Kit\u003c\/li\u003e\n    \u003cli\u003eEngine Type: 4-Stroke\u003c\/li\u003e\n    \u003cli\u003eDisplacement: 250 cc\u003c\/li\u003e\n    \u003cli\u003eBore Size: 78.01 mm\u003c\/li\u003e\n    \u003cli\u003ePiston Diameter: 77.97 mm\u003c\/li\u003e\n    \u003cli\u003ePiston Size: Standard Size B\u003c\/li\u003e\n    \u003cli\u003eCompression Ratio: 14.5:1\u003c\/li\u003e\n    \u003cli\u003ePiston Material: Forged Aluminum Alloy\u003c\/li\u003e\n    \u003cli\u003eSkirt Coating: Molybdenum Disulphite\u003c\/li\u003e\n    \u003cli\u003eType: Dual Ring\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: 8874DB\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Wossner","offers":[{"title":"Default Title","offer_id":62381570457930,"sku":"09107111","price":1112.0,"currency_code":"PLN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/0016\/9546\/files\/6bfa08f00e41d1542593858f849be5b8_2bc3e0c0-1c7e-44f5-92ed-405f467d24a5.webp?v=1781742711","url":"https:\/\/partsdenmark.pl\/products\/wossner-pro-series-piston-kit-for-78-01mm-bore","provider":"Parts Denmark","version":"1.0","type":"link"}