{"product_id":"ref-56-w090-250-wo","title":"WOSSNER 85.5mm PISTON KIT HUSQVARNA CR\/WR 390 1977-1980","description":"\u003cbody\u003e\n\n\n\n\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003eWossner 85.50mm (85.42mm) forged piston kit is designed for Husqvarna CR 390 and WR 390 models from 1977 to 1980. Engineered for durability and precision, this piston ensures efficient heat transfer and uniform expansion, reducing localized pressure and preventing piston collapse. Manufactured in Germany, it meets high-quality standards for reliable performance.\u003c\/p\u003e  \u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e  \u003cul\u003e \t\u003cli\u003eWossner forged piston for superior strength and durability\u003c\/li\u003e \t\u003cli\u003eOptimized heat transfer for enhanced combustion efficiency\u003c\/li\u003e \t\u003cli\u003eElliptical design for uniform bearing surface and reduced localized pressure\u003c\/li\u003e \t\u003cli\u003ePrecision-engineered for reliable performance\u003c\/li\u003e \t\u003cli\u003eMade in Germany\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e  \u003cul\u003e \t\u003cli\u003eBore Size: 85.50mm (85.42mm)\u003c\/li\u003e \t\u003cli\u003eOversize: 2.50mm\u003c\/li\u003e \t\u003cli\u003eStroke: 71.00mm\u003c\/li\u003e \t\u003cli\u003eClearance: 0.08mm\u003c\/li\u003e \t\u003cli\u003eCompression Ratio: 2-stroke\u003c\/li\u003e \t\u003cli\u003eCompression Height: 37.00mm\u003c\/li\u003e \t\u003cli\u003eLock Part Number: CW18\u003c\/li\u003e \t\u003cli\u003ePin Part Number: WP033\u003c\/li\u003e \t\u003cli\u003eRing Set Part Number: RSC8550\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eVehicle Fitments\u003c\/strong\u003e\u003c\/p\u003e  \u003cul\u003e \t\u003cli\u003eHusqvarna CR 390 (1977-1980)\u003c\/li\u003e \t\u003cli\u003eHusqvarna WR 390 (1977-1980)\u003c\/li\u003e \u003c\/ul\u003e\n\u003cp\u003eMajority of our listings are for a direct replacement for your original part.\u003c\/p\u003e\n\u003cp\u003eOur parts are made of quality and are designed to meet or exceed the original OEM Standards.\u003c\/p\u003e\n\u003cp\u003eOur products are often a cost effective alternative to genuine OEM Parts.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePlease note: \u003c\/strong\u003ethe models of bike we state in our listings are for general guidance only. Please make sure this item will fit your bike before purchasing. Also, we cannot guarantee fitment to any non-UK models. \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\n\u003c\/body\u003e","brand":"AW Motorcycle Parts","offers":[{"title":"Default Title","offer_id":55594712629622,"sku":"REF 56-W090+250.WO","price":194.43,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/7032\/3318\/files\/stock53434_1.jpg?v=1746686485","url":"https:\/\/n0jgtc-nz.myshopify.com\/products\/ref-56-w090-250-wo","provider":"AW Motorcycle Parts","version":"1.0","type":"link"}