Honda GX390 Horizontal Shaft Petrol Engine (389cc, 1-Inch Shaft)

The Honda GX390 is a heavy-duty, air-cooled 4-stroke single-cylinder petrol engine built for high-demand commercial, agricultural, and industrial applications. Displacing 389 cc, this flagship commercial engine produces 11.7 Net HP (13.0 Gross HP) at 3,600 rpm with peak torque reaching 26.5 Nm at 2,500 rpm. Equipped with a horizontal 1-inch (25.4 mm) drive shaft, an overhead valve (OHV) design, and a heavy-duty manual recoil starter, the GX390 delivers exceptional fuel efficiency and continuous high-torque output for powering large pressure washers, commercial water pumps, tillers, log splitters, and construction equipment.