{"product_id":"mgt1-pwb-56021-1147880","title":"Vespa Primavera ET 3 [1976-1983] - cast iron cylinder kit ø 57.5 pin ø 15","description":"\u003ch2\u003eMALOSSI cast iron cylinder kit for the Vespa Primavera ET3\u003c\/h2\u003e\u003cp\u003eThe MALOSSI cast iron cylinder kit with a diameter of 57.5 mm and pin size 15 is intended for the Vespa Primavera ET3 in the 1976-1983 model year range. The cast cylinder combines the technical design of a big-bore kit with racing piston compression.\u003c\/p\u003e\u003ch3\u003eFunction and design\u003c\/h3\u003e\u003cp\u003eThe newly calculated cooling surface supports the thermal design of the cylinder. The kit includes a reinforced piston made of high-silicon aluminum alloy and two self-lubricating piston rings made of lamellar cast iron with a rectangular cross-section. The low-noise piston profile is tailored to the intended use.\u003c\/p\u003e\u003ch3\u003eTechnical data\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMaterial: cast\u003c\/li\u003e\n\u003cli\u003eDiameter: Ø 57.5 mm\u003c\/li\u003e\n\u003cli\u003ePin size: 15 mm\u003c\/li\u003e\n\u003cli\u003ePiston compression: Racing\u003c\/li\u003e\n\u003cli\u003eStroke: 51mm\u003c\/li\u003e\n\u003cli\u003eDisplacement: 132.5 cm³\u003c\/li\u003e\n\u003cli\u003eCompression ratio: 1:11.4\u003c\/li\u003e\n\u003cli\u003eNumber of piston rings: 2\u003c\/li\u003e\n\u003cli\u003eCylinder head: hemispherical\u003c\/li\u003e\n\u003cli\u003eSpark plug: central, IW 27\u003c\/li\u003e\n\u003cli\u003eRecommended carburettor: SHB 20 \/ PHBL 25\u003c\/li\u003e\n\u003cli\u003eManufacturing level: simple\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eVehicle assignment\u003c\/h3\u003e\u003cp\u003eSuitable for the Vespa Primavera ET3, built between 1976 and 1983. The specified stroke of 51 mm must be taken into account when making the technical selection.\u003c\/p\u003e\u003ch3\u003eFactual note\u003c\/h3\u003e\u003cp\u003eThe product is intended exclusively for use in competitions at designated venues in accordance with the regulations of the relevant sports associations. No liability is assumed for improper use.\u003c\/p\u003e","brand":"PWB","offers":[{"title":"Default Title","offer_id":57272513626438,"sku":"MGT1-PWB-56021-1147880","price":345.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0871\/4616\/8646\/files\/1147880-1_d0a3b61d-55e8-4c5b-8de6-ae220b8fa437.jpg?v=1788625203","url":"https:\/\/motorize-ireland.com\/products\/vespa-primavera-et-3-1976-1983-cast-iron-cylinder-kit-o-57-5-pin-o-15","provider":"Motorize","version":"1.0","type":"link"}