NEW Helio 49cc 4 Stroke Motor and Gearbox Combo

At approximately 2.5 HP this bicycle engine gets about 100 to 150 mpg and can hits speeds of 35 MPH or more. 4 cycle engines require little maintenance. Simply add gas and oil and the engine is ready to operate. Make regular oil changes and your engine will last you for many years to come. Features: 78 mm clutch 5/8" straight shaft Stock clutch, carb and gearbox installed. Gas tank not included. Clutch included with straight shaft Tough Gearbox with 20t/100t with 12t freewheel you need a 48t rear sprocket on a 26" wheel for optimum torque/speed.  Engine Specifications: Engine Type Air-cooled 4-Stroke OHV Single Cylinder Legit HS Motor, Not a knock off Max Power(kw/r/min) 1.5 KW / 2.5 HP / 6800 Fuel Consumption(g/kw·h) ≤480 Fuel Consumption(L/h) 0.78 LWA(dB(A)) 101 Net Weight(kg) 7 Displacement(cc) 49.1 Fuel Tank Capacity(L) -- Oil Capacity(mL) 250 Ignition System TCI Compression Ratio 7.4 Carburetor Float Starting System Recoil Dimensions(mm) 288x272x250 Package Dimensions(mm) 400x