{"product_id":"piston-kit-82-84-yz490-87-50mm-forged-wossner-8266d050","title":"Piston Kit 82-84 YZ490 87.50mm, Forged Wossner 8266D050","description":"\u003cp\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\/p\u003e \u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eForged construction for superior strength and longevity\u003c\/li\u003e \u003cli\u003eOptimized heat transfer for efficient combustion\u003c\/li\u003e \u003cli\u003eElliptical design for even thrust load distribution\u003c\/li\u003e \u003cli\u003eManufactured in Germany\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003ePiston Size: 87.42mm\u003c\/li\u003e \u003cli\u003eBore: 87.50mm\u003c\/li\u003e \u003cli\u003eOversize: +0.50mm\u003c\/li\u003e \u003cli\u003eClearance: 0.08mm\u003c\/li\u003e \u003cli\u003eDisplay: 465 cm³\u003c\/li\u003e \u003cli\u003eStroke: 82.00mm\u003c\/li\u003e \u003cli\u003eCompression Ratio: 2-stroke\u003c\/li\u003e \u003cli\u003eCompression Height: 40.00mm\u003c\/li\u003e \u003cli\u003eLock Part Number: CW18\u003c\/li\u003e \u003cli\u003ePin Part Number: WP042\u003c\/li\u003e \u003cli\u003eRing Set Part Number: RSC8750 x2\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eCross-Reference OEM Part Numbers\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eWossner 8266D050\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eVehicle Fitments\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eYamaha YZ490 (1982-1983)\u003c\/li\u003e \u003cli\u003eYamaha IT490 (1983-1984)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- venture-connect-compatibility:start --\u003e\n\u003csection class=\"venture-connect-compatibility\"\u003e\u003ch3\u003eVehicle Compatibility\u003c\/h3\u003e\n\u003cp\u003ePlease check the exact model and year before ordering.\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto\"\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eManufacturer\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eYAMAHA\u003c\/td\u003e\n\u003ctd\u003eYZ 490\u003c\/td\u003e\n\u003ctd\u003e1982-1983\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYAMAHA\u003c\/td\u003e\n\u003ctd\u003eIT 490\u003c\/td\u003e\n\u003ctd\u003e1983-1984\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYAMAHA\u003c\/td\u003e\n\u003ctd\u003eIT 490\u003c\/td\u003e\n\u003ctd\u003e1982-1983\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\n\u003c!-- venture-connect-compatibility:end --\u003e","brand":"Wossner","offers":[{"title":"Default Title","offer_id":57506566963580,"sku":"56-W478+0.50.WO","price":215.61,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/3952\/8167\/files\/stock55000_1.jpg?v=1790479716","url":"https:\/\/radhouse.co.uk\/products\/piston-kit-82-84-yz490-87-50mm-forged-wossner-8266d050","provider":"Radhouse","version":"1.0","type":"link"}