{"product_id":"mgt1-pwb-52126-1125154","title":"Vespa PX 150 [1978-2016] - Cylinder kit gray cast iron Ø 63","description":"\u003ch2\u003eMALOSSI cylinder kit Ø 63 for Vespa PX 150\u003c\/h2\u003e\u003cp\u003eThe MALOSSI cylinder kit is intended for the Vespa PX 150 in the full year range from 1978 to 2016. The bore of 63 mm and the displacement of 178 cm³ form the key technical data of the kit. The revised internal fluid dynamics includes profiled transfer channels, an adapted outlet design and channel routing aligned to the gas flow.\u003c\/p\u003e\u003cfigure style=\"margin:32px 0;text-align:center\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0871\/4616\/8646\/files\/1125154-1_d0941762-0f60-4896-b20a-240a46b600fe.jpg?v=1788579740\" alt=\"Vespa PX 150 [1978-2016] - Cylinder kit gray cast iron Ø 63 – product view\" loading=\"lazy\" style=\"display:block;width:100%;height:auto;border-radius:12px\"\u003e\u003cfigcaption style=\"margin-top:8px;color:#666;font-size:14px\"\u003eVespa PX 150 [1978-2016] - Cylinder kit gray cast iron Ø 63 – product view\u003c\/figcaption\u003e\u003c\/figure\u003e\u003ch3\u003eSophisticated cylinder and piston design\u003c\/h3\u003e\u003cp\u003eThe transfer channels align the input flow and support high turbulence. The outlet has a newly designed profile for the gas flow towards the exhaust. The 63 mm diameter two-ring piston has a specially developed profile for high operating temperatures. The two piston rings support smooth sliding and sealing against the pressures generated in the combustion chamber.\u003c\/p\u003e\u003ch3\u003eTechnical data\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMaterial: aluminum\u003c\/li\u003e\n\u003cli\u003eBore: 63mm\u003c\/li\u003e\n\u003cli\u003eDisplacement: 178 cm³\u003c\/li\u003e\n\u003cli\u003eStroke: 57\u003c\/li\u003e\n\u003cli\u003ePiston compression: Racing\u003c\/li\u003e\n\u003cli\u003eCompression ratio: 1:10.5\u003c\/li\u003e\n\u003cli\u003eNumber of segments: 2\u003c\/li\u003e\n\u003cli\u003eRunning channels: 6\u003c\/li\u003e\n\u003cli\u003eCylinder head: hemispherical\u003c\/li\u003e\n\u003cli\u003eSpark plug: IW 27\u003c\/li\u003e\n\u003cli\u003ePerformance range: 14\/22\u003c\/li\u003e\n\u003cli\u003eProcessing level: Easy\u003c\/li\u003e\n\u003cli\u003eRecommended carburetors: Si 24\/24, PHBH 30\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCylinder head and vehicle assignment\u003c\/h3\u003e\u003cp\u003eThe revised cylinder head features twisted cooling fins, a hemispherical internal shape and an inclined, yet central spark plug position. Two centering bushings support the coupling between head and cylinder; The separation is carried out exclusively by an O-ring. The kit is assigned to the Vespa PX 150, built between 1978 and 2016.\u003c\/p\u003e\u003ch3\u003eFactual note\u003c\/h3\u003e\u003cp\u003eThis product is intended exclusively for competitions at designated venues in accordance with the regulations of the relevant sports associations. No liability is assumed for improper use.\u003c\/p\u003e\u003cfigure style=\"margin:32px 0;text-align:center\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0871\/4616\/8646\/files\/1125154-2_d18e2ea8-9327-4b59-82d8-83b3408dc54e.jpg?v=1788579740\" alt=\"Vespa PX 150 [1978-2016] - Cylinder kit gray cast iron Ø 63 – detailed view\" loading=\"lazy\" style=\"display:block;width:100%;height:auto;border-radius:12px\"\u003e\u003cfigcaption style=\"margin-top:8px;color:#666;font-size:14px\"\u003eVespa PX 150 [1978-2016] - Cylinder kit gray cast iron Ø 63 – detailed view\u003c\/figcaption\u003e\u003c\/figure\u003e","brand":"PWB","offers":[{"title":"Default Title","offer_id":57268411597126,"sku":"MGT1-PWB-52126-1125154","price":593.93,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0871\/4616\/8646\/files\/1125154-1_d0941762-0f60-4896-b20a-240a46b600fe.jpg?v=1788579740","url":"https:\/\/motorize-australia.com\/products\/vespa-px-150-1978-2016-cylinder-kit-gray-cast-iron-o-63","provider":"Motorize","version":"1.0","type":"link"}