{"product_id":"mgt1-pwb-56142-1147931","title":"Vespa Primavera ET 3 [1976-1983] - crankshaft with pin ø 15, rod 97, stroke 51 mm and reed valve and cone ø 20","description":"\u003ch2\u003eMALOSSI crankshaft for Vespa Primavera ET 3\u003c\/h2\u003e\u003cp\u003eThe MALOSSI crankshaft is intended for the Vespa Primavera ET 3 in the full year range from 1976 to 1983. It combines defined dimensions with a design for engines that have been converted with a diaphragm valve instead of the original rotary valve.\u003c\/p\u003e\u003ch3\u003eFunction and execution\u003c\/h3\u003e\u003cp\u003eThe crankshaft guides the connecting rod and piston and at the same time influences the inlet into the crankcase. The full collar design supports the intake of fresh gases into the lower housing through specially designed bevels on the rear of the drive side. An optimal balance is supported by tungsten inserts.\u003c\/p\u003e\u003ch3\u003eTechnical data\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eConnecting rod length: 97 mm\u003c\/li\u003e\n\u003cli\u003eStroke: 51mm\u003c\/li\u003e\n\u003cli\u003ePin: ø 15\u003c\/li\u003e\n\u003cli\u003eCone: ø 20\u003c\/li\u003e\n\u003cli\u003eVersion with diaphragm valve\u003c\/li\u003e\n\u003cli\u003eFull collar crankshaft\u003c\/li\u003e\n\u003cli\u003eMaterial: hardened, vacuum melted, aeronautical grade steel\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eVehicle assignment and installation instructions\u003c\/h3\u003e\u003cp\u003eThe vehicle assignment is Vespa Primavera ET 3, built between 1976 and 1983. A separately available kit is required for installation in this vehicle. In addition, the crankshaft seat on the ignition side of the engine housing must be drilled to ø 87. The crankshaft is intended exclusively for competitions in the designated places in accordance with the regulations of the relevant sports authorities.\u003c\/p\u003e","brand":"PWB","offers":[{"title":"Default Title","offer_id":57272697520454,"sku":"MGT1-PWB-56142-1147931","price":465.46,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0871\/4616\/8646\/files\/1147931-1_5c12bc9b-10c8-457c-afcf-d0066dcd57af.jpg?v=1788626530","url":"https:\/\/motorize.uk\/products\/vespa-primavera-et-3-1976-1983-crankshaft-with-pin-o-15-rod-97-stroke-51-mm-and-reed-valve-and-cone-o-20","provider":"Motorize","version":"1.0","type":"link"}