{"product_id":"wossner-piston-kit-77-00mm-bore","title":"Wossner Piston Kit - 77.00mm Bore","description":"\u003cp\u003eUpgrade your 4-stroke engine with the Wossner Piston Kit, engineered for superior performance and durability. This kit provides improved lubrication, reduced friction, and enhanced ring seal for optimal engine efficiency. Experience the difference in power and reliability with Wossner's precision-crafted piston technology.\u003c\/p\u003e\n\n\u003ch2\u003eDescription\u003c\/h2\u003e\n\u003cp\u003eThe Wossner Piston Kit is designed for enthusiasts and professionals seeking to maximize their engine's potential. Featuring enhanced piston pin oiling slots, radial boss machining, and annular grooves, this kit ensures superior wrist pin lubrication. The lightweight piston, combined with a tight piston wall clearance, results in a quieter running engine. A skirt coating reduces friction and improves break-in performance, while ring land treatment enhances ring seal and oil control. Where noted, a double-bridged forging design adds extra strength. With a 77.00mm bore and a compression ratio of 12.5:1, this kit is built to deliver increased power and reliability. Easy to install, this kit provides everything needed to complete a professional-grade piston replacement.\u003c\/p\u003e\n\n\u003ch2\u003eFeatures \u0026amp; highlights\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eEnhanced wrist pin lubrication through optimized oiling slots and grooves.\u003c\/li\u003e\n  \u003cli\u003eLightweight piston design ensures quieter operation and reduced vibration.\u003c\/li\u003e\n  \u003cli\u003eSkirt coating minimizes friction and aids in proper break-in.\u003c\/li\u003e\n  \u003cli\u003eRing land treatment improves ring seal and optimizes oil control.\u003c\/li\u003e\n  \u003cli\u003eForged aluminum alloy construction provides superior strength and durability.\u003c\/li\u003e\n  \u003cli\u003eComplete kit includes piston, rings, wrist pin, and pin locks for a comprehensive upgrade.\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\u003ePiston Material: Forged Aluminum Alloy\u003c\/li\u003e\n  \u003cli\u003eEngine Type: 4-Stroke\u003c\/li\u003e\n  \u003cli\u003eBore Size: 77.00 mm\u003c\/li\u003e\n  \u003cli\u003ePiston Size: 76.96 mm\u003c\/li\u003e\n  \u003cli\u003eBore - Oversize: Standard\u003c\/li\u003e\n  \u003cli\u003eStroke Length: 53.60 mm\u003c\/li\u003e\n  \u003cli\u003eCompression Ratio: 12.5:1\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eImportant to know\u003c\/h2\u003e\n\u003cp\u003ePlease ensure proper installation by a qualified technician. Verify compatibility with your specific engine model before installation.\u003c\/p\u003e","brand":"Wossner","offers":[{"title":"Default Title","offer_id":53655647879498,"sku":"09104947","price":2256.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/0016\/9546\/files\/4e30a0d3956ac808e86c71bf94efcc68.webp?v=1766615569","url":"https:\/\/partsdenmark.se\/products\/wossner-piston-kit-77-00mm-bore","provider":"Parts Denmark","version":"1.0","type":"link"}