{"product_id":"piston-kit-00-09-ktm-400-89-00-wossner-8636da-exc-sx-hc-57530007000","title":"PISTON KIT 98-2001 KTM 400 LC4 89.00, WOSSNER 8636DA EXC, SX, HC 57530007000","description":"Wossner forged piston kit designed for KTM 400 LC4 (1998-2001) models. This high-compression Pro Series piston is engineered for superior strength and optimal heat transfer. Featuring an elliptical design, it ensures a uniform bearing surface under heat expansion, reducing localized pressure and preventing piston collapse. Manufactured in Germany.\n\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003eHigh-compression Pro Series piston\u003c\/li\u003e\n\t\u003cli\u003eForged for increased strength and durability\u003c\/li\u003e\n\t\u003cli\u003eOptimized heat transfer for efficient combustion chamber performance\u003c\/li\u003e\n\t\u003cli\u003eElliptical design for even thrust load distribution and reduced piston collapse\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 Size: 89.00mm\u003c\/li\u003e\n\t\u003cli\u003eActual Bore Diameter: 88.94mm\u003c\/li\u003e\n\t\u003cli\u003eDisplacement: 398 cm³\u003c\/li\u003e\n\t\u003cli\u003eStroke: 64.00mm\u003c\/li\u003e\n\t\u003cli\u003eClearance: 0.06mm\u003c\/li\u003e\n\t\u003cli\u003eWossner Compression Ratio: 12.50:1\u003c\/li\u003e\n\t\u003cli\u003eOEM Compression Ratio: 11.00:1\u003c\/li\u003e\n\t\u003cli\u003eDome Volume: +12.20 cm³\u003c\/li\u003e\n\t\u003cli\u003eCompression Height: 27.50mm\u003c\/li\u003e\n\t\u003cli\u003eLock Part Number: CW20\u003c\/li\u003e\n\t\u003cli\u003ePin Part Number: WP038\u003c\/li\u003e\n\t\u003cli\u003eRing Set Part Number: 890XSY\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\u003e57530007000\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 400 LC4 (1998-2001)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e","brand":"Wossner","offers":[{"title":"Default Title","offer_id":50691396141322,"sku":"56-W215.00A.WO","price":208.79,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0846\/0094\/6954\/files\/stock53987_1.jpg?v=1738254952","url":"https:\/\/store.phoenixmotos.com\/products\/piston-kit-00-09-ktm-400-89-00-wossner-8636da-exc-sx-hc-57530007000","provider":"Phoenix Motos","version":"1.0","type":"link"}