Honda- GC160, GC190, GC135, GX140, GX160;. Biswing Pressure Washer Pump, 3/4" Shaft Horizontal Axial Plunger. (ONLY Fit 3/4" Shaft Horizontal Engines). EASY TO USE: Features a 3/4" NH garden hose inlet and M22-14 male thread high pressure hose outlet, this powerful pump can be easily connected to a pressure washer hose.