{"product_id":"ref-56-w4964-c-wo","title":"WOSSNER  77mm PISTON KIT YAMAHA YZ450F 14-18, WR450F 16-18, YZ450FX 16-18","description":"\u003cbody\u003e\n\n\n\n\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003eWossner high-compression forged pistons are designed for maximum strength and efficient heat transfer, supporting high-performance engine demands. The elliptical piston shape allows even bearing surface expansion, reducing localized stress and minimizing the risk of collapse. This model features a 97.02mm bore (96.98mm actual size) and is manufactured in Germany for Yamaha YZ450F engines.\u003c\/p\u003e  \u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e  \u003cul\u003e \t\u003cli\u003eForged construction for high strength\u003c\/li\u003e \t\u003cli\u003eElliptical profile ensures uniform expansion and thrust distribution\u003c\/li\u003e \t\u003cli\u003eDesigned for high-compression applications\u003c\/li\u003e \t\u003cli\u003eMade in Germany\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e  \u003cul\u003e \t\u003cli\u003eBore Size: 97.02mm (actual 96.98mm)\u003c\/li\u003e \t\u003cli\u003eDisplacement: 449 cm³\u003c\/li\u003e \t\u003cli\u003eStroke: 60.80mm\u003c\/li\u003e \t\u003cli\u003eClearance: 0.04mm\u003c\/li\u003e \t\u003cli\u003eWossner Compression Ratio: 13.50:1\u003c\/li\u003e \t\u003cli\u003eOEM Compression Ratio: 12.50:1\u003c\/li\u003e \t\u003cli\u003eDome Volume: -2.10 cm³\u003c\/li\u003e \t\u003cli\u003eCompression Height: 24.00mm\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eVehicle Fitments\u003c\/strong\u003e\u003c\/p\u003e  \u003cul\u003e \t\u003cli\u003eYamaha YZ450F 2014–2015\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":55594842882422,"sku":"REF 56-W4964.C.WO","price":195.87,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/7032\/3318\/files\/stock55450_1.jpg?v=1783534469","url":"https:\/\/www.awmotorcycleparts.co.uk\/products\/ref-56-w4964-c-wo","provider":"AW Motorcycle Parts","version":"1.0","type":"link"}