{"product_id":"piston-kit-76-79-yz250-70-50-wossner-8179d050-yamaha","title":"PISTON KIT 76-79 YZ250 70.50, WOSSNER 8179D050 YAMAHA","description":"\u003cp\u003eWossner forged piston kit with a 70.50mm bore and 70.44mm diameter, designed for Yamaha models. Manufactured in Germany, this piston offers superior strength and design, ensuring optimal heat transfer to cylinder walls. Its elliptical design provides a uniform bearing surface under heat expansion, reducing localized pressure and evenly distributing thrust loads to prevent piston collapse.\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\t\u003cli\u003eForged construction for superior strength\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eOptimized heat transfer for efficient combustion\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eElliptical design for uniform load distribution\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eManufactured in Germany\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\t\u003cli\u003eBore: 70.50mm\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eDiameter: 70.44mm\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eDisplay (cm³): 246\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eStroke (mm): 64.00\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eClearance (mm): 0.06\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eCompression Ratio: 2-Stroke\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eCompression Height (mm): 33.00\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eCross-Reference OEM Part Numbers\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\t\u003cli\u003eWossner Piston Yamaha YZ250 (PN# 8179D050)\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eLock P\/N: CW18\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003ePin P\/N: WP033\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eRing Set P\/N: RSB7050 x 2\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eVehicle Fitments\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\t\u003cli\u003eYamaha YZ250 (1976-1979)\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eYamaha IT250 (1978-1980)\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eYamaha TY250 (1974-1978)\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eYamaha MC250 (1973-1975)\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eYamaha DT250 (1974-1979)\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e","brand":"ORO2U","offers":[{"title":"Default Title","offer_id":57151078433141,"sku":"56-W234+050.WO","price":169.84,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/5011\/6136\/files\/stock54077_1.jpg?v=1778374076","url":"https:\/\/www.smxoffroad.com\/products\/piston-kit-76-79-yz250-70-50-wossner-8179d050-yamaha","provider":"SMXOFFROAD Ltd","version":"1.0","type":"link"}