{"product_id":"piston-kit-06-11-yfm700-hc-103-wossner-8673d100-raptor","title":"PISTON KIT 06-11 YFM700 HC 103, WOSSNER 8673D100 RAPTOR","description":"The Wossner 8673D100 forged piston kit features a 103.00mm bore and is designed for high-compression applications in Yamaha YFM700 Raptor ATVs from 2006 to 2016. Precision-engineered in Germany, this piston enhances strength, heat dissipation, and durability, while its elliptical shape ensures even load distribution and resistance to collapse under thermal expansion.\n\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003eForged high-compression piston for increased performance and strength\u003c\/li\u003e\n\t\u003cli\u003eDesigned for effective heat transfer from combustion chamber to cylinder walls\u003c\/li\u003e\n\t\u003cli\u003eElliptical design provides uniform bearing surface under heat expansion\u003c\/li\u003e\n\t\u003cli\u003eReduces localized pressure and prevents piston collapse\u003c\/li\u003e\n\t\u003cli\u003eManufactured in Germany\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: 103.00 mm\u003c\/li\u003e\n\t\u003cli\u003eActual Bore Diameter: 102.94 mm\u003c\/li\u003e\n\t\u003cli\u003eDisplay: 686 cm³\u003c\/li\u003e\n\t\u003cli\u003eHub Stroke: 84.00 mm\u003c\/li\u003e\n\t\u003cli\u003eClearance: 0.06 mm\u003c\/li\u003e\n\t\u003cli\u003eCompression Height: 27.50 mm\u003c\/li\u003e\n\t\u003cli\u003eDome Volume: +7.10 cm³\u003c\/li\u003e\n\t\u003cli\u003eWossner Compression Ratio: 11.00:1\u003c\/li\u003e\n\t\u003cli\u003eOEM Compression Ratio: 9.20:1\u003c\/li\u003e\n\t\u003cli\u003eTheoretical Weight: Not specified\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\u003ePiston: 8673D100\u003c\/li\u003e\n\t\u003cli\u003eLock: CW23\u003c\/li\u003e\n\t\u003cli\u003ePin: WP024\u003c\/li\u003e\n\t\u003cli\u003eRing Set: 1030XSU\u003c\/li\u003e\n\t\u003cli\u003eRod: P4031\u003c\/li\u003e\n\t\u003cli\u003ePart No.: 56-W4903+100.WO\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\u003eYamaha YFM700 Raptor 2006–2016\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e","brand":"Wossner","offers":[{"title":"Default Title","offer_id":50954980131082,"sku":"56-W4903+100.WO","price":220.79,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0846\/0094\/6954\/files\/stock55283_1.jpg?v=1743144121","url":"https:\/\/store.phoenixmotos.com\/products\/piston-kit-06-11-yfm700-hc-103-wossner-8673d100-raptor","provider":"Phoenix Motos","version":"1.0","type":"link"}