{"product_id":"ref-56-w4815-00-a-wo","title":"WOSSNER 87mm FORGED PISTON KIT YAMAHA YZ490 1984-1990, WR500 1992-1993","description":"\u003cbody\u003e\n\n\n\n\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003eWossner 87.00mm forged piston kit is designed for strength and durability. Engineered for optimal heat transfer, it ensures efficient cooling of the combustion chamber. The elliptical design provides a uniform bearing surface, reducing localized pressure and distributing thrust loads evenly to prevent piston collapse. Manufactured in Germany for precision and reliability.\u003c\/p\u003e  \u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e  \u003cul\u003e \t\u003cli\u003eForged construction for enhanced strength and longevity\u003c\/li\u003e \t\u003cli\u003eOptimized heat transfer for improved engine performance\u003c\/li\u003e \t\u003cli\u003eElliptical design prevents piston collapse and ensures even load distribution\u003c\/li\u003e \t\u003cli\u003eManufactured in Germany for high-quality standards\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e  \u003cul\u003e \t\u003cli\u003eBore Size: 87.00mm\u003c\/li\u003e \t\u003cli\u003eStroke: 82.00mm\u003c\/li\u003e \t\u003cli\u003eCompression Height: 40.00mm\u003c\/li\u003e \t\u003cli\u003eNumber of Rings: 2\u003c\/li\u003e \t\u003cli\u003eClip Part Number: CW18\u003c\/li\u003e \t\u003cli\u003ePin Size: 18mm\u003c\/li\u003e \t\u003cli\u003ePin Part Number: WP042\u003c\/li\u003e \t\u003cli\u003eCylinders: 1\u003c\/li\u003e \t\u003cli\u003eCompatible Needle Bearing: N1022\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eCross-Reference OEM Part Numbers\u003c\/strong\u003e\u003c\/p\u003e  \u003cul\u003e \t\u003cli\u003ePart No: 56-W4815.00.A.WO\u003c\/li\u003e \t\u003cli\u003eWossner Part No: 8317DA\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eVehicle Fitments\u003c\/strong\u003e\u003c\/p\u003e  \u003cul\u003e \t\u003cli\u003eYamaha YZ490 (1984 - 1990)\u003c\/li\u003e \t\u003cli\u003eYamaha WR500 (1992 - 1993)\u003c\/li\u003e \u003c\/ul\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\n\u003c\/body\u003e","brand":"Wossner","offers":[{"title":"Default Title","offer_id":55594824008054,"sku":"REF 56-W4815.00.A.WO","price":164.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/7032\/3318\/files\/stock116507_1.jpg?v=1783534232","url":"https:\/\/www.awmotorcycleparts.co.uk\/products\/ref-56-w4815-00-a-wo","provider":"AW Motorcycle Parts","version":"1.0","type":"link"}