{"product_id":"piston-94-08-ktm620-640-101-b-forged-wossner-kit-8524db","title":"PISTON 94-08 KTM620 640 101 B, FORGED WOSSNER KIT 8524DB","description":"Wossner forged piston kit with a 101.01mm bore, designed for KTM 620, 625, 640 LCA, SX, Duke, and Supermoto models. Engineered for optimal combustion chamber heat transfer and uniform bearing surface under heat expansion, reducing localized pressure and piston collapse. Manufactured in Germany for durability and precision.\n\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003eForged piston for superior strength and design\u003c\/li\u003e\n\t\u003cli\u003eOptimized heat transfer to cylinder walls\u003c\/li\u003e\n\t\u003cli\u003eElliptical design for uniform bearing surface and even thrust load distribution\u003c\/li\u003e\n\t\u003cli\u003eManufactured in Germany\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003eBore: 101.01mm (+0.01mm oversize)\u003c\/li\u003e\n\t\u003cli\u003eStandard size piston (PN# 8524DB)\u003c\/li\u003e\n\t\u003cli\u003eLock Part Number: CW22\u003c\/li\u003e\n\t\u003cli\u003ePin Part Number: WP009\u003c\/li\u003e\n\t\u003cli\u003eRing Set Part Number: 1010XSY\u003c\/li\u003e\n\t\u003cli\u003eDisplacement: 600 cm³\u003c\/li\u003e\n\t\u003cli\u003eStroke: 76.00mm\u003c\/li\u003e\n\t\u003cli\u003eClearance: 0.06mm\u003c\/li\u003e\n\t\u003cli\u003eWossner Compression Ratio: OEM\u003c\/li\u003e\n\t\u003cli\u003eOEM Compression Ratio: 11.70:1\u003c\/li\u003e\n\t\u003cli\u003eDome Volume: +7.60 cm³\u003c\/li\u003e\n\t\u003cli\u003eCompression Height: 26.50mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCross-Reference OEM Part Numbers\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003eNot provided\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eVehicle Fitments\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003eKTM 620 LC4 (1994-1997)\u003c\/li\u003e\n\t\u003cli\u003eKTM 620 Duke (1994-1997)\u003c\/li\u003e\n\t\u003cli\u003eKTM 620 SC (1998-2001)\u003c\/li\u003e\n\t\u003cli\u003eKTM 625 SXC (2002-2007)\u003c\/li\u003e\n\t\u003cli\u003eKTM 640 LC4 (1998-2007)\u003c\/li\u003e\n\t\u003cli\u003eKTM 660 SMC (2003-2009)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e","brand":"Wossner","offers":[{"title":"Default Title","offer_id":50691002794250,"sku":"56-W181.B","price":220.79,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0846\/0094\/6954\/files\/stock53826_1.jpg?v=1738251998","url":"https:\/\/store.phoenixmotos.com\/products\/piston-94-08-ktm620-640-101-b-forged-wossner-kit-8524db","provider":"Phoenix Motos","version":"1.0","type":"link"}