{"product_id":"piston-kit-ktm-520-525-exc-sx-wossner-8637db-ktm-00-09-hc","title":"Piston Kit KTM 520 525 Exc Sx, Wossner 8637DB KTM 00-09 Hc","description":"\u003cp\u003eWossner high-compression forged piston kit designed for KTM SX-EXC520 (2000-2002), SX-EXC525 Racing (2003-2007), and Beta Motor RR525 (2005-2009) models. Engineered for superior strength and optimal heat transfer, these pistons feature an elliptical design to ensure uniform bearing surface under heat expansion, reducing localized pressure and preventing piston collapse. Manufactured in Germany.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eHigh-compression forged piston for increased performance\u003c\/li\u003e \u003cli\u003eOptimized heat transfer for efficient combustion chamber performance\u003c\/li\u003e \u003cli\u003eElliptical design for even thrust load distribution and reduced piston collapse\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\u003eBore Size: 95.01mm\u003c\/li\u003e \u003cli\u003eActual Bore Diameter: 94.96mm\u003c\/li\u003e \u003cli\u003eDisplacement: 510 cm³\u003c\/li\u003e \u003cli\u003eStroke: 72.00mm\u003c\/li\u003e \u003cli\u003eClearance: 0.05mm\u003c\/li\u003e \u003cli\u003eWossner Compression Ratio: 12.50:1\u003c\/li\u003e \u003cli\u003eOEM Compression Ratio: 11.00:1\u003c\/li\u003e \u003cli\u003eDome Volume: +4.60 cm³\u003c\/li\u003e \u003cli\u003eCompression Height: 23.50mm\u003c\/li\u003e \u003cli\u003eLock Part Number: CW20\u003c\/li\u003e \u003cli\u003ePin Part Number: WP029\u003c\/li\u003e \u003cli\u003eRing Set Part Number: 950ADS-2\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eVehicle Fitments\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eKTM EXC520 (2000-2002)\u003c\/li\u003e \u003cli\u003eKTM SX520 (2000-2002)\u003c\/li\u003e \u003cli\u003eKTM EXC525 Racing (2003-2007)\u003c\/li\u003e \u003cli\u003eKTM SX525 Racing (2003-2007)\u003c\/li\u003e \u003cli\u003eBeta Motor RR525 (2005-2009)\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\u003eKTM\u003c\/td\u003e\n\u003ctd\u003eSX 520\u003c\/td\u003e\n\u003ctd\u003e2000-2002\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKTM\u003c\/td\u003e\n\u003ctd\u003eEXC 520\u003c\/td\u003e\n\u003ctd\u003e2000-2002\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePOLARIS\u003c\/td\u003e\n\u003ctd\u003eOUTLAW 525\u003c\/td\u003e\n\u003ctd\u003e2007-2011\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKTM\u003c\/td\u003e\n\u003ctd\u003eSM R 525\u003c\/td\u003e\n\u003ctd\u003e2004-2005\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKTM\u003c\/td\u003e\n\u003ctd\u003eEXC 525\u003c\/td\u003e\n\u003ctd\u003e2003-2007\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBETA\u003c\/td\u003e\n\u003ctd\u003eRR 525\u003c\/td\u003e\n\u003ctd\u003e2005-2009\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKTM\u003c\/td\u003e\n\u003ctd\u003eSX 525\u003c\/td\u003e\n\u003ctd\u003e2003-2007\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKTM\u003c\/td\u003e\n\u003ctd\u003eEXC 525\u003c\/td\u003e\n\u003ctd\u003e2003-2010\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePOLARIS\u003c\/td\u003e\n\u003ctd\u003eOUTLAW 450\u003c\/td\u003e\n\u003ctd\u003e2003-2011\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKTM\u003c\/td\u003e\n\u003ctd\u003eXC ATV 525\u003c\/td\u003e\n\u003ctd\u003e2003-2007\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKTM\u003c\/td\u003e\n\u003ctd\u003eSX 525\u003c\/td\u003e\n\u003ctd\u003e2003-2010\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":57506535244156,"sku":"56-W216+00B.WO","price":244.03,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/3952\/8167\/files\/stock53991_1.jpg?v=1790477530","url":"https:\/\/radhouse.co.uk\/products\/piston-kit-ktm-520-525-exc-sx-wossner-8637db-ktm-00-09-hc","provider":"Radhouse","version":"1.0","type":"link"}