{"product_id":"oro2u-56-w189-00b-wo-b04e55b1","title":"Piston Kit 05-07 YZF250 77mm, Wossner 8614DB 3-RING","description":"\u003cp\u003ePiston Kit 05-07 YZF250 77mm, Wossner 8614DB 3-RING. Find the product specifications and compatibility information below.\u003c\/p\u003e\u003ch3\u003eProduct details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eProduct: Piston Kit 05-07 YZF250 77mm, Wossner 8614DB 3-RING\u003c\/li\u003e\n\u003cli\u003ePart number: 56-W189+00B.WO\u003c\/li\u003e\n\u003cli\u003eBrand: Wossner\u003c\/li\u003e\n\u003cli\u003eForged piston for superior strength and design\u003c\/li\u003e\n\u003cli\u003eThree-ring design for enhanced sealing and durability\u003c\/li\u003e\n\u003cli\u003eOptimized heat transfer to cylinder walls\u003c\/li\u003e\n\u003cli\u003eElliptical design for uniform bearing surface and even thrust load distribution\u003c\/li\u003e\n\u003cli\u003eManufactured in Germany\u003c\/li\u003e\n\u003cli\u003eBore: 77.01mm (+0.01mm oversize)\u003c\/li\u003e\n\u003cli\u003eStandard size piston (PN# 8614DB)\u003c\/li\u003e\n\u003cli\u003eLock Part Number: CW16\u003c\/li\u003e\n\u003cli\u003ePin Part Number: WP059\u003c\/li\u003e\n\u003cli\u003eRing Set Part Number: 770XAS\u003c\/li\u003e\n\u003cli\u003eDisplacement: 249 cm³\u003c\/li\u003e\n\u003cli\u003eStroke: 53.6mm\u003c\/li\u003e\n\u003cli\u003eClearance: 0.04mm\u003c\/li\u003e\n\u003cli\u003eWossner Compression Ratio: OEM\u003c\/li\u003e\n\u003cli\u003eOEM Compression Ratio: 12.50:1\u003c\/li\u003e\n\u003cli\u003eDome Volume: -4.50 cm³\u003c\/li\u003e\n\u003cli\u003eCompression Height: 22.20mm\u003c\/li\u003e\n\u003cli\u003eCross-Reference OEM Part Numbers\u003c\/li\u003e\n\u003cli\u003eNot provided\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eVehicle fitment\u003c\/h3\u003e\u003cp\u003eApplications listed in the supplier fitment data:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eGAS-GAS EC F 250cc — 2010–2015\u003c\/li\u003e\n\u003cli\u003eYAMAHA WRF 250cc — 2005–2013\u003c\/li\u003e\n\u003cli\u003eYAMAHA YZF 250cc — 2005–2007\u003c\/li\u003e\n\u003cli\u003eYAMAHA WRF 250cc — 2005–2007\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eMatch your exact make, model, year and specification before ordering.\u003c\/p\u003e\u003chr\u003e\u003ch3\u003eWhy buy from FDY Performance?\u003c\/h3\u003e\u003cp\u003eFDY Performance is a UK motorcycle and ATV parts specialist. We help riders find parts with clear specifications, vehicle fitment information where available and support before ordering.\u003c\/p\u003e\u003ch3\u003eNeed help choosing the right part?\u003c\/h3\u003e\u003cp\u003eContact us with your bike make, model and year, plus the part number shown above, and we can help you check compatibility.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCall: \u003ca href=\"tel:+447765534854\"\u003e07765 534854\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eEmail: \u003ca href=\"mailto:fdy@fdyperformance.com\"\u003efdy@fdyperformance.com\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eWebsite: \u003ca href=\"https:\/\/www.fdyperformance.com\"\u003ewww.fdyperformance.com\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Wossner","offers":[{"title":"Default Title","offer_id":59663356526940,"sku":"56-W189+00B.WO","price":183.92,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0866\/6982\/0252\/files\/stock53867_1.jpg?v=1793119037","url":"https:\/\/fdyperformance.com\/products\/oro2u-56-w189-00b-wo-b04e55b1","provider":"FDY performance Ltd","version":"1.0","type":"link"}