{"product_id":"oro2u-56-w477-200-wo-d2950775","title":"Piston Kit 82-83 YZ80 49.00, Forged Wossner 8185D200","description":"\u003cp\u003ePiston Kit 82-83 YZ80 49.00, Forged Wossner 8185D200. Find the product specifications and compatibility information below.\u003c\/p\u003e\u003ch3\u003eProduct details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eProduct: Piston Kit 82-83 YZ80 49.00, Forged Wossner 8185D200\u003c\/li\u003e\n\u003cli\u003ePart number: 56-W477+200.WO\u003c\/li\u003e\n\u003cli\u003eBrand: Wossner\u003c\/li\u003e\n\u003cli\u003eWossner forged piston kit designed for durability and optimized heat transfer. Engineered with an elliptical shape for uniform bearing surface distribution, preventing piston collapse. Manufactured in Germany for high performance and reliability.\u003c\/li\u003e\n\u003cli\u003eForged construction for superior strength and longevity\u003c\/li\u003e\n\u003cli\u003eOptimized heat transfer for efficient combustion\u003c\/li\u003e\n\u003cli\u003eElliptical design for even thrust load distribution\u003c\/li\u003e\n\u003cli\u003eManufactured in Germany\u003c\/li\u003e\n\u003cli\u003ePiston Size: 48.95mm\u003c\/li\u003e\n\u003cli\u003eBore: 49mm\u003c\/li\u003e\n\u003cli\u003eDisplay: 79 cm³\u003c\/li\u003e\n\u003cli\u003eStroke: 55.50mm\u003c\/li\u003e\n\u003cli\u003eClearance: 0.05mm\u003c\/li\u003e\n\u003cli\u003eCompression Ratio: OEM (11.10:1)\u003c\/li\u003e\n\u003cli\u003eDome Volume: -0.20 cm³\u003c\/li\u003e\n\u003cli\u003eCompression Height: 22.80mm\u003c\/li\u003e\n\u003cli\u003eLock Part Number: CW12\u003c\/li\u003e\n\u003cli\u003ePin Part Number: WP091\u003c\/li\u003e\n\u003cli\u003eRing Set Part Number: RSB4900\u003c\/li\u003e\n\u003cli\u003eCross-Reference OEM Part Numbers\u003c\/li\u003e\n\u003cli\u003eWossner 8185D200\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\u003cli\u003eYAMAHA YZ 80cc — 1982–1983\u003c\/li\u003e\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":59663771828572,"sku":"56-W477+200.WO","price":97.11,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0866\/6982\/0252\/files\/stock54994_1.jpg?v=1793120332","url":"https:\/\/fdyperformance.com\/products\/oro2u-56-w477-200-wo-d2950775","provider":"FDY performance Ltd","version":"1.0","type":"link"}