WEB2020 Sherco 50cc technical specifications. Engine: 2 stroke, Minarelli AM6 technology. Displacement: 49,70cc (3,03 cu in) Bore & Stroke: 40,3 x 39mm (1,59 x 1,54 in) Fuel: Unleaded 95 octane fuel. Cooling: Closed circuit with constant circulation. Start: Kick start, gear stem with retractable lever.