{"product_id":"universal-parts-minarelli-47mm-big-bore-cylinder-kit-161-227","title":"Universal Parts Minarelli 47mm Big Bore Cylinder Kit","description":"\u003cp\u003eBump your Minarelli-powered 50cc scooter up to 68cc with the \u003cstrong\u003eUniversal Parts 47mm Big Bore Cylinder Kit\u003c\/strong\u003e. Designed for the horizontal 1PE40QMB Jog-style engine, this complete kit includes everything needed for the swap — cylinder, piston, pin, rings, circlips, head gasket, and base gasket.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eUpgrades displacement from 50cc to 68cc (based on stock 39.2mm stroke)\u003c\/li\u003e\n\u003cli\u003eComplete kit — cylinder, piston, 12mm pin, circlips, rings, head gasket, and base gasket included\u003c\/li\u003e\n\u003cli\u003eHorizontal engine orientation (Jog\/Minarelli style)\u003c\/li\u003e\n\u003cli\u003eDirect fitment for 1PE40QMB engine platform\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBore:\u003c\/strong\u003e 47mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePiston Pin:\u003c\/strong\u003e 12mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Height:\u003c\/strong\u003e 87mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCylinder Sleeve Outer Diameter:\u003c\/strong\u003e 50.9mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrientation:\u003c\/strong\u003e Horizontal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUpgraded Displacement:\u003c\/strong\u003e ~68cc (stock 39.2mm stroke)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCompatibility\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMinarelli 1PE40QMB horizontal 2-stroke 50cc engine (Jog-style)\u003c\/li\u003e\n\u003cli\u003eYamaha Jog 50, Yamaha Zuma 50 (2-stroke), Yamaha Vino 50 (2-stroke)\u003c\/li\u003e\n\u003cli\u003eOther horizontal Minarelli-based 50cc 2-stroke scooters with 12mm piston pins\u003c\/li\u003e\n\u003c\/ul\u003e\u003cblockquote\u003e\n\u003cspan style=\"color: rgb(174, 4, 4);\"\u003e\u003cstrong\u003eInstallation Note:\u003c\/strong\u003e\u003c\/span\u003e \u003cspan style=\"color: rgb(185, 4, 4);\"\u003eEngine case modification may be required to accommodate the larger cylinder diameter. Verify clearances before installation. Verify small end of the crank accepts 12mm piston pin\u003c\/span\u003e\n\u003c\/blockquote\u003e\u003ch2\u003eAbout Universal Parts\u003c\/h2\u003e\u003cp\u003eUniversal Parts is a trusted supplier of aftermarket scooter performance and replacement components, offering reliable, well-priced solutions for a wide range of engine platforms and makes.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eThis product is intended for off-road use only. Not intended for use on public roads. Not legal for use in California.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003ca href=\"https:\/\/www.p65warnings.ca.gov\/\"\u003eCalifornia Prop 65 Warning: www.p65warnings.ca.gov\u003c\/a\u003e\u003c\/p\u003e","brand":"Scooterworks USA, LLC","offers":[{"title":"Default Title","offer_id":50603116790040,"sku":"161-227","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/1728\/1816\/files\/161-227.webp?v=1775307551","url":"https:\/\/www.scooterworks.com\/products\/universal-parts-minarelli-47mm-big-bore-cylinder-kit-161-227","provider":"Scooterworks USA, LLC","version":"1.0","type":"link"}