{"product_id":"kit-de-cilindros-polini-evolution-iii-70cc-piaggio-lc","title":"Cylinder Polini Evolution 3 70cc Piaggio scooter LC","description":"\u003cdiv\u003e\n\u003cp\u003eThe \u003cstrong\u003ePolini Evolution\u003c\/strong\u003e cylinders are synonymous with quality and power. The \u003cstrong\u003eversion 3 includes\u003c\/strong\u003e many changes compared to the previous one.\u003c\/p\u003e\n\u003cp\u003eThis evo 3 model is an aluminium kit treated with \u003cstrong\u003ehigh-end nykasil\u003c\/strong\u003e, its diameter is \u003cstrong\u003eØ47.6mm\u003c\/strong\u003e which offers a real displacement of about 70cc.\u003c\/p\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cdiv\u003eThe diagrams around \u003cstrong\u003e190\/130\u003c\/strong\u003e are well based \u003cstrong\u003efor circuit use\u003c\/strong\u003e, between peak and torque! The piston is \u003cstrong\u003esingle ring\u003c\/strong\u003e to allow for the highest speeds, this ring is \u003cstrong\u003every thin\u003c\/strong\u003e (0.80 mm), hard chromed and domed so that friction is even lower. This piston is treated with a high \u003cstrong\u003esilicon content\u003c\/strong\u003e which gives it that matte appearance.\u003c\/div\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003eWhat has been \u003cstrong\u003emost modified\u003c\/strong\u003e is the exhaust outlet of the cylinder, which now comes \u003cstrong\u003epartitioned in the form of a T-Port\u003c\/strong\u003e. Compared to the Evolution 2, it is noticeable that the two additional outlets have been replaced.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eexhaust\u003c\/strong\u003e outlet is \u003cstrong\u003epartitioned in the form of a T-Port\u003c\/strong\u003e (rectangular), which may seem quite surprising but \u003cstrong\u003egreatly improves the efficiency\u003c\/strong\u003e of the horizontal exhaust. The \u003cstrong\u003eintake\u003c\/strong\u003e is carried out through \u003cstrong\u003e6 transfers\u003c\/strong\u003e, 2 rear, 4 lateral, which are also very well designed as they pass under the exhaust, to achieve maximum performance it is \u003cstrong\u003erecommended to use a 24mm to 26mm carburettor\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eThe cylinder head is composed \u003cstrong\u003eof two pieces\u003c\/strong\u003e, head and small head, to obtain the \u003cstrong\u003ebest possible cooling\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003c\/div\u003e\n\u003cp\u003eWith these \u003cstrong\u003ecompetition kits\u003c\/strong\u003e, a set of base gaskets of different thicknesses is supplied to set \u003cstrong\u003eyour squish.\u003c\/strong\u003e This cylinder announced \u003cstrong\u003eby Polini\u003c\/strong\u003e has a power of \u003cstrong\u003e21 HP at 13,400 rpm.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #006bb5;\"\u003e\u003ca href=\"https:\/\/www.motoscoot.net\/blog\/wp-content\/uploads\/2022\/10\/PI_157.pdf\" title=\"Assembly instructions\" target=\"_blank\"\u003e\u003cspan style=\"color: #006bb5;\"\u003e\u003cstrong\u003eAssembly instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Polini Motori s.p.a.","offers":[{"title":"Default Title","offer_id":54304335004033,"sku":"140.0206","price":385.26,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0860\/6223\/5959\/files\/p140.0206.jpg?v=1751378674","url":"https:\/\/motoscoot.net\/en\/products\/polini-evolution-iii-70cc-cylinder-kit-piaggio-lc","provider":"Motoscoot","version":"1.0","type":"link"}