A single cylinder, air-cooled, OHV, 4-stroke gasoline engine, it has low noise, low vibration, and low emission. Gasoline engine, pertrol engine, single cylinder 4 stroke engine. It is ... water pumps etc. MODEL168FBDiameter of Cylinder(mm)68Discharging Volume(cc) 163 Standard Power(Hp/rpm)6.5/3600Mixed Fuel Ratio GasolineFuel Tank ... N.W./G.W.)(kg)14/16Packing size(cm)40x33x36 Gasoline engine TF-168FB