{"product_id":"ref-56-w466-p4-wo","title":"PISTON KIT 81-83 CR250 67.00 FORGED WOSSNER 8155D100","description":"\u003cbody\u003e\n\n\n\n\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003eThe Wossner 67mm Bore Piston Kit (Part No. 8155D100) is a high-performance forged piston designed for Honda CR250R models from 1981 to 1983. Engineered for durability and efficient heat transfer, it features an elliptical design to ensure even load distribution, reducing localized pressure and preventing piston collapse. Manufactured in Germany, this piston is specifically designed for two-stroke engines.\u003c\/p\u003e  \u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e  \u003cul\u003e \t\u003cli\u003eHigh-strength forged piston construction\u003c\/li\u003e \t\u003cli\u003eOptimized heat transfer for improved combustion efficiency\u003c\/li\u003e \t\u003cli\u003eElliptical design for even thrust load distribution\u003c\/li\u003e \t\u003cli\u003eDesigned for two-stroke applications\u003c\/li\u003e \t\u003cli\u003eManufactured in Germany\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e  \u003cul\u003e \t\u003cli\u003eBore Size: 67mm\u003c\/li\u003e \t\u003cli\u003eActual Bore Diameter: 66.94mm\u003c\/li\u003e \t\u003cli\u003eCompression Ratio: Two-stroke\u003c\/li\u003e \t\u003cli\u003eOEM Compression Ratio: Two-stroke\u003c\/li\u003e \t\u003cli\u003eDisplacement: 246cc\u003c\/li\u003e \t\u003cli\u003eStroke: 72.00mm\u003c\/li\u003e \t\u003cli\u003eClearance: 0.06mm\u003c\/li\u003e \t\u003cli\u003eCompression Height: 241.20mm (likely incorrect; please verify)\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eCross-Reference OEM Part Numbers\u003c\/strong\u003e\u003c\/p\u003e  \u003cul\u003e \t\u003cli\u003eLock P\/N: CW18\u003c\/li\u003e \t\u003cli\u003ePin P\/N: WP033\u003c\/li\u003e \t\u003cli\u003eRing Set P\/N: RSB6700 x2\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eVehicle Fitments\u003c\/strong\u003e\u003c\/p\u003e  \u003cul\u003e \t\u003cli\u003eHonda CR250R (1981-1983)\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":55594814079350,"sku":"REF 56-W466+P4.WO","price":157.13,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/7032\/3318\/files\/stock54775_1.jpg?v=1746713092","url":"https:\/\/n0jgtc-nz.myshopify.com\/products\/ref-56-w466-p4-wo","provider":"AW Motorcycle Parts","version":"1.0","type":"link"}