{"product_id":"ref-56-w4852-b-wo","title":"WOSSNER 78mm FORGED HC PISTON KIT B, HONDA CRF250R 04-09, CRF250X 04-09","description":"\u003cbody\u003e\n\n\n\n\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003eWossner 78.01mm high-compression forged piston kit is designed for enhanced engine performance. 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\u003eHigh-compression design for increased engine performance\u003c\/li\u003e \t\u003cli\u003eForged construction for enhanced strength and longevity\u003c\/li\u003e \t\u003cli\u003eOptimized heat transfer for efficient cooling\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: 78.01mm\u003c\/li\u003e \t\u003cli\u003eActual Bore Diameter: 77.97mm\u003c\/li\u003e \t\u003cli\u003eDisplacement: 249 cm³\u003c\/li\u003e \t\u003cli\u003eStroke: 52.20mm\u003c\/li\u003e \t\u003cli\u003eClearance: 0.04mm\u003c\/li\u003e \t\u003cli\u003eWossner Compression Ratio: 13.90:1\u003c\/li\u003e \t\u003cli\u003eOEM Compression Ratio: 12.90:1\u003c\/li\u003e \t\u003cli\u003eDome Volume: +0.00 cm³\u003c\/li\u003e \t\u003cli\u003eCompression Height: 19.00mm\u003c\/li\u003e \t\u003cli\u003eLock Part Number: CW16\u003c\/li\u003e \t\u003cli\u003ePin Part Number: WP059\u003c\/li\u003e \t\u003cli\u003eRing Set Part Number: 780XAS\u003c\/li\u003e \t\u003cli\u003eRod Part Number: P4001 (2010 - Current)\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-W4852.B.WO\u003c\/li\u003e \t\u003cli\u003eWossner Part No: 8590DB\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eVehicle Fitments\u003c\/strong\u003e\u003c\/p\u003e  \u003cul\u003e \t\u003cli\u003eHonda CRF250R (2004 - 2009)\u003c\/li\u003e \t\u003cli\u003eHonda CRF250X (2004 - 2009)\u003c\/li\u003e \u003c\/ul\u003e\n\u003cp\u003eMajority of our listings are for a direct replacement for your original part.\u003c\/p\u003e\n\u003cp\u003eOur parts are made of quality and are designed to meet or exceed the original OEM Standards.\u003c\/p\u003e\n\u003cp\u003eOur products are often a cost effective alternative to genuine OEM Parts.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePlease note: \u003c\/strong\u003ethe models of bike we state in our listings are for general guidance only. Please make sure this item will fit your bike before purchasing. Also, we cannot guarantee fitment to any non-UK models. \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\n\u003c\/body\u003e","brand":"AW Motorcycle Parts","offers":[{"title":"Default Title","offer_id":55594830692726,"sku":"REF 56-W4852.B.WO","price":162.17,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/7032\/3318\/files\/stock55218_1.jpg?v=1746686560","url":"https:\/\/n0jgtc-nz.myshopify.com\/products\/ref-56-w4852-b-wo","provider":"AW Motorcycle Parts","version":"1.0","type":"link"}