{"product_id":"piston-73-81-maico-250-68-50-forged-wossner-8031d150-kit","title":"PISTON 73-81 MAICO 250 68.50, FORGED WOSSNER 8031D150 KIT","description":"\u003cp\u003eWossner 68.50mm (68.43mm) forged piston kit is designed for Maico MC 250 and GS 250 models from 1973 to 1981. Engineered for strength and precision, this piston ensures efficient heat transfer to the cylinder walls, providing uniform expansion and reducing localized pressure. The elliptical design distributes thrust loads evenly, preventing piston collapse. Manufactured in Germany, it meets high-quality standards for reliable performance.\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\t\u003cli\u003eWossner forged piston for superior strength and durability\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eOptimized heat transfer for improved combustion efficiency\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eElliptical design for uniform bearing surface and reduced localized pressure\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003ePrecision-engineered to prevent piston collapse\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eMade in Germany\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\t\u003cli\u003eBore Size: 68.50mm (68.43mm)\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eOversize: +1.50mm\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eDisplacement: 245cc\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eStroke: 52.30mm\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eClearance: 0.06mm\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eCompression Ratio: 2-stroke\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eCompression Height: 25.00mm\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eLock Part Number: CW18\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003ePin Part Number: WP033\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eRing Set Part Number: RSB6850\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eTheoretical Weight: Not specified\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eVehicle Fitments\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\t\u003cli\u003eMaico MC 250 (1973-1981)\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eMaico GS 250 (1973-1981)\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e","brand":"ORO2U","offers":[{"title":"Default Title","offer_id":57151088132469,"sku":"56-W140+1.50","price":176.23,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/5011\/6136\/files\/stock53624_1.jpg?v=1778374127","url":"https:\/\/www.smxoffroad.com\/es\/products\/piston-73-81-maico-250-68-50-forged-wossner-8031d150-kit","provider":"SMXOFFROAD Ltd","version":"1.0","type":"link"}