{"product_id":"piston-kit-gm-speedway-90-00-wossner-8811dc-c","title":"Piston Kit Gm Speedway 90.00, Wossner 8811DC C","description":"\u003cp\u003eThis Wossner forged piston kit with a 90.02mm bore (+0.02mm oversize) is designed for all Speedway applications, including GM Speedway 499cc engines. Manufactured in Germany, it features a high-strength forged design and optimised thermal characteristics. The elliptical piston profile ensures even expansion and pressure distribution, reducing stress and preventing collapse under demanding operating conditions.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e \u003cp\u003eForged construction for superior strength and thermal stability\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eEngineered for efficient heat transfer from combustion to cylinder walls\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eElliptical profile ensures a uniform bearing surface during heat expansion\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eEvenly distributes thrust loads to prevent localised pressure\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eManufactured in Germany\u003c\/p\u003e \u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e \u003cp\u003eBore: 90.02mm (+0.02mm Oversize)\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eActual bore: 89.94mm\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eDisplay volume: 499 cm³\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eStroke: 78.50mm\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eClearance: 0.08mm\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eDome volume: +5.60 cm³\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eCompression height: 22.00mm\u003c\/p\u003e \u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eCross-Reference OEM Part Numbers\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e \u003cp\u003e56-W9841.C\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003e8811DC\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003ePin Part Number: WP174\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eRing Set Part Number: 900ADS-2\u003c\/p\u003e \u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eVehicle Fitments\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e \u003cp\u003eSpeedway (All Models)\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eGM Speedway 499cc\u003c\/p\u003e \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\u003eGM\u003c\/td\u003e\n\u003ctd\u003eSPEEDWAY 499\u003c\/td\u003e\n\u003ctd\u003e2000-2017\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGM\u003c\/td\u003e\n\u003ctd\u003eSPEEDWAY 500\u003c\/td\u003e\n\u003ctd\u003e1990-2015\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":57506687287676,"sku":"56-W9841.C","price":0.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/3952\/8167\/files\/stock57832_1.jpg?v=1790486567","url":"https:\/\/radhouse.co.uk\/products\/piston-kit-gm-speedway-90-00-wossner-8811dc-c","provider":"Radhouse","version":"1.0","type":"link"}