{"product_id":"wossner-piston-kit-4-stroke-77-02mm-bore","title":"Wossner Piston Kit - 4-stroke, 77.02mm Bore","description":"\u003cp\u003eUpgrade your 4-stroke engine with the Wossner Piston Kit, engineered for superior performance and durability. This kit delivers enhanced power, improved ring seal, and reduced friction, ensuring a quieter and more efficient engine.\u003c\/p\u003e\n\n\u003ch2\u003eDescription\u003c\/h2\u003e\n\u003cp\u003eThe Wossner Piston Kit is designed to maximize engine performance and longevity. Featuring enhanced piston pin oiling slots, radial boss machining, and annular grooves, it provides superior wrist pin lubrication. The lightweight forged aluminum alloy piston, combined with a tight piston wall clearance, ensures quieter operation and reduced wear. A skirt coating minimizes friction and aids in break-in, while ring land treatment improves ring seal and oil control. Where applicable, a double-bridged forging design adds extra strength and durability. Whether you're rebuilding your engine or looking for a performance boost, the Wossner Piston Kit is an excellent choice.\u003c\/p\u003e\n\n\u003ch2\u003eFeatures \u0026amp; highlights\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eEnhanced wrist pin lubrication: Oiling slots, radial boss machining, and annular grooves keep your wrist pin properly lubricated.\u003c\/li\u003e\n  \u003cli\u003eLightweight piston design: Ensures quieter engine operation with tight piston wall clearance.\u003c\/li\u003e\n  \u003cli\u003eFriction-reducing skirt coating: Improves break-in performance and minimizes wear.\u003c\/li\u003e\n  \u003cli\u003eImproved ring seal: Ring land treatment maximizes oil control and combustion efficiency.\u003c\/li\u003e\n  \u003cli\u003eForged aluminum alloy: Offers superior strength and durability under high stress.\u003c\/li\u003e\n  \u003cli\u003eComplete kit: Includes piston, rings, wrist pin, and pin locks for a straightforward 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\u003eProduct Name: Piston Kit\u003c\/li\u003e\n  \u003cli\u003eEngine Type: 4-Stroke\u003c\/li\u003e\n  \u003cli\u003ePiston Material: Forged Aluminum Alloy\u003c\/li\u003e\n  \u003cli\u003eBore Size: 77.02 mm (+0.02 mm Oversize)\u003c\/li\u003e\n  \u003cli\u003ePiston Size: 76.98 mm\u003c\/li\u003e\n  \u003cli\u003eStroke Length: 53.60 mm\u003c\/li\u003e\n  \u003cli\u003eCompression Ratio: 13.5:1\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eImportant to know\u003c\/h2\u003e\n\u003cp\u003eThis kit includes the piston, rings, wrist pin, and pin locks. Please ensure compatibility with your engine before installation. Professional installation is recommended.\u003c\/p\u003e","brand":"Wossner","offers":[{"title":"Default Title","offer_id":53655649812810,"sku":"09104991","price":864.0,"currency_code":"PLN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/0016\/9546\/files\/a84f9ab5a601cd06ac70028fb613b3c3.webp?v=1766615893","url":"https:\/\/partsdenmark.pl\/products\/wossner-piston-kit-4-stroke-77-02mm-bore","provider":"Parts Denmark","version":"1.0","type":"link"}