{"product_id":"caja-de-laminas-polini-big-evolution-piaggio","title":"Polini Big Evolution reeds box Piaggio scooter 50cc","description":"\u003cp\u003eThe new reed valve \u003cstrong\u003ePolini BigBore Evolution\u003c\/strong\u003e immediately stands out for its \u003cstrong\u003elarger diameter.\u003c\/strong\u003e \u003cbr\u003e\u003cbr\u003eIt is a \u003cstrong\u003emodular system\u003c\/strong\u003e based on a \u003cstrong\u003eCNC-machined aluminium\u003c\/strong\u003e support.\u003c\/p\u003e\n\u003cp\u003eThe kit is supplied with \u003cstrong\u003e0.30 mm thick carbon reeds\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eDue to the larger diameter of the reed valve, the \u003cstrong\u003eengine block intake must be enlarged\u003c\/strong\u003e to 39.5 mm in width.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003ePolini Big Evolution\u003c\/strong\u003e reed valve has been specifically developed for carburettors from \u003cstrong\u003e24 to 28 mm\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eIt \u003cstrong\u003eimproves\u003c\/strong\u003e the \u003cstrong\u003egas flow\u003c\/strong\u003e, achieving a \u003cstrong\u003ebetter throttle response\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(255, 0, 0);\"\u003eNote\u003c\/span\u003e: the size of the reed valve housing must be increased as indicated in the instructions (39.5 mm).\u003c\/strong\u003e\u003c\/p\u003e","brand":"Polini Motori s.p.a.","offers":[{"title":"Default Title","offer_id":54304351781249,"sku":"213.0055","price":63.62,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0860\/6223\/5959\/files\/p213.0055.jpg?v=1751378721","url":"https:\/\/motoscoot.net\/en\/products\/polini-big-evolution-piaggio-reed-valve-box","provider":"Motoscoot","version":"1.0","type":"link"}