... 4 Stroke,Air Cooled,Direct Injection 2)3.0KW,4.2HP,3600RPM 3)Fuel tank capacity 2.5L ModelBD170FH(E)Engine TypeSingel Cylinder,Vertical,4 Stroke ... ,Air Cooled,Direct InjectionBore×Stroke (MM)70×57Displacement [L(CC ... )]0.219(219)Compression Ratio20:01Rated Power [kW(HP)/RPM]3.0(4. ...