{"product_id":"wossner-piston-kit-4-stroke-90mm-bore","title":"Wossner Piston Kit - 4-stroke, 90mm Bore","description":"\u003cp\u003eUpgrade your 4-stroke engine's performance with the Wossner Piston Kit. Engineered for superior reliability and power, this kit delivers enhanced lubrication, reduced friction, and improved ring seal, ensuring optimal engine performance under demanding conditions.\u003c\/p\u003e\n\n\u003ch2\u003eDescription\u003c\/h2\u003e\n\u003cp\u003eThe Wossner Piston Kit is designed to maximize your engine's efficiency and longevity. Featuring enhanced piston pin oiling slots, radial boss machining, and annular grooves, it provides superior wrist pin lubrication. The lightweight piston design, combined with a tight piston wall clearance, ensures quieter engine operation. The skirt coating reduces friction and promotes efficient break-in, while the ring land treatment improves ring seal and oil control. Where applicable, the double-bridged forging design adds extra strength and durability. This kit includes everything needed for a complete piston replacement: the piston, rings, wrist pin, and pin locks. Increase horsepower and torque with this premium piston kit designed for the serious enthusiast.\u003c\/p\u003e\n\n\u003ch2\u003eFeatures \u0026amp; highlights\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eEnhanced piston pin oiling for superior wrist pin lubrication.\u003c\/li\u003e\n  \u003cli\u003eLightweight piston design ensures quieter engine operation.\u003c\/li\u003e\n  \u003cli\u003eSkirt coating reduces friction and improves break-in performance.\u003c\/li\u003e\n  \u003cli\u003eRing land treatment improves ring seal and oil control.\u003c\/li\u003e\n  \u003cli\u003eForged aluminum alloy construction for maximum strength and durability.\u003c\/li\u003e\n  \u003cli\u003eComplete kit includes piston, rings, wrist pin, and pin locks.\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: 90.00 mm\u003c\/li\u003e\n  \u003cli\u003ePiston Size: 89.94 mm\u003c\/li\u003e\n  \u003cli\u003eStroke Length: 62.60 mm\u003c\/li\u003e\n  \u003cli\u003eCompression Ratio: 12.2:1\u003c\/li\u003e\n  \u003cli\u003eBore - Oversize: Standard\u003c\/li\u003e\n  \u003cli\u003eVendor Part Number: 8563DA\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eImportant to know\u003c\/h2\u003e\n\u003cp\u003eEnsure proper installation by a qualified technician. Verify piston-to-valve clearance and squish band during installation. Follow manufacturer's recommended break-in procedure.\u003c\/p\u003e","brand":"Wossner","offers":[{"title":"Default Title","offer_id":53655661445450,"sku":"09104927","price":1046.0,"currency_code":"PLN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/0016\/9546\/files\/8a3f98d654749c8cb18bf65428f0753e_cb9c00e4-6481-4494-b658-fe06f90c2e10.webp?v=1766616357","url":"https:\/\/partsdenmark.pl\/products\/wossner-piston-kit-4-stroke-90mm-bore","provider":"Parts Denmark","version":"1.0","type":"link"}