{"product_id":"piston-kit-02-04-yz125-54-00-c-wossner-8072dc-yamaha-mx","title":"Piston Kit 02-04 YZ125 54.00 C, Wossner 8072DC Yamaha MX","description":"\u003cp\u003eThis Wossner piston kit features a 54.02mm bore and 53.96mm actual piston diameter, designed for Yamaha YZ125 models from 2002 to 2004. Engineered with a +0.02mm oversize, this forged piston delivers reliable performance, enhanced heat transfer, and structural stability in high-performance 2-stroke engines.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e \u003cp\u003eForged piston ensures exceptional strength and durability\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eEngineered for effective heat transfer from the combustion chamber to cylinder walls\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eElliptical profile provides a consistent bearing surface during thermal expansion\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eEven thrust load distribution prevents piston collapse and reduces localised stress\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: 54.02mm\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003ePiston Diameter: 53.96mm\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eDisplay (cm³): 125\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eStroke (mm): 54.50\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eClearance (mm): 0.06\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eCompression Height (mm): 28.00\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eWossner Compression Ratio: 2-stroke\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eOEM Compression Ratio: 2-stroke\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\u003e5NY-11631-01-D0\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003e5NY-11631-01-C0\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003e5NY-11631-01-B0\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003e5NY-11631-01-A0\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eRing: 5NY-11611-00-00\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003ePin: 5UN-11633-00-00\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eCirclip: 93450-16068-00\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\u003eYamaha YZ125 2002–2004\u003c\/p\u003e \u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eIncluded Components\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e \u003cp\u003eLock: CW15\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003ePin: WP032\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eRing Set: RSB5400\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eRod: P2017\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003ePart Number: 56-W797.C.WO (Piston PN# 8072DC)\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\u003eYAMAHA\u003c\/td\u003e\n\u003ctd\u003eYZ 125\u003c\/td\u003e\n\u003ctd\u003e2002-2004\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYAMAHA\u003c\/td\u003e\n\u003ctd\u003eYZ 125\u003c\/td\u003e\n\u003ctd\u003e2001-2004\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYAMAHA\u003c\/td\u003e\n\u003ctd\u003eYZ 125\u003c\/td\u003e\n\u003ctd\u003e1997-2000\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":57506640036220,"sku":"56-W797.C.WO","price":126.8,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/3952\/8167\/files\/stock56724_1.jpg?v=1790483748","url":"https:\/\/radhouse.co.uk\/products\/piston-kit-02-04-yz125-54-00-c-wossner-8072dc-yamaha-mx","provider":"Radhouse","version":"1.0","type":"link"}