{"product_id":"piston-kit-04-05-crf250r-78-00-forged-wossner-8587da-13101-krn-670","title":"PISTON KIT 04-05 CRF250R 78.00, FORGED WOSSNER 8587DA, 13101-KRN-670","description":"\u003cp\u003eWossner 78.00mm 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\n\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003eForged construction for enhanced strength and longevity\u003c\/li\u003e\n\t\u003cli\u003eOptimized heat transfer for improved engine performance\u003c\/li\u003e\n\t\u003cli\u003eElliptical design prevents piston collapse and ensures even load distribution\u003c\/li\u003e\n\t\u003cli\u003eManufactured in Germany for high-quality standards\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003eBore Size: 78.00mm\u003c\/li\u003e\n\t\u003cli\u003eActual Bore Diameter: 77.95mm\u003c\/li\u003e\n\t\u003cli\u003eDisplacement: 249 cm³\u003c\/li\u003e\n\t\u003cli\u003eStroke: 52.20mm\u003c\/li\u003e\n\t\u003cli\u003eClearance: 0.05mm\u003c\/li\u003e\n\t\u003cli\u003eWossner Compression Ratio: OEM\u003c\/li\u003e\n\t\u003cli\u003eOEM Compression Ratio: 12.90:1\u003c\/li\u003e\n\t\u003cli\u003eDome Volume: -1.00 cm³\u003c\/li\u003e\n\t\u003cli\u003eCompression Height: 18.90mm\u003c\/li\u003e\n\t\u003cli\u003eGasket Part Number: D4004\u003c\/li\u003e\n\t\u003cli\u003eLock Part Number: CW16\u003c\/li\u003e\n\t\u003cli\u003ePin Part Number: WP070\u003c\/li\u003e\n\t\u003cli\u003eRing Set Part Number: 780XAS-2\u003c\/li\u003e\n\t\u003cli\u003eRod Part Number: P4001\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCross-Reference OEM Part Numbers\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e13101-KRN-670\u003c\/li\u003e\n\t\u003cli\u003ePart No: 56-W4829.A.WO\u003c\/li\u003e\n\t\u003cli\u003eWossner Part No: 8587DA\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eVehicle Fitments\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003eHonda CRF250R (2004 - 2005)\u003c\/li\u003e\n\t\u003cli\u003eHonda CRF250X (2004 - 2005)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Wossner","offers":[{"title":"Default Title","offer_id":51391878365450,"sku":"56-w4829.a.wo","price":181.55,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0898\/2757\/4026\/files\/image-1-6E27DA70-C5C9-4273-AB79-27F2CA90CB7C_56-W4829.A.WO.jpg?v=1750687708","url":"https:\/\/2bros-mx.com\/products\/piston-kit-04-05-crf250r-78-00-forged-wossner-8587da-13101-krn-670","provider":"2bros-mx.com","version":"1.0","type":"link"}