The ROP Shop 3600 PSI Pressure Washer Pump 2.5 GPM, 6.5 HP for Simpson 90036, 90037, 90028

3600 PSI Pressure Washer Pump 2.5 GPM, 6.5 HP for Simpson 90036, 90037, 90028 Specs - Max Pressure: 3600 PSI. Max Flow: 2.5 GPM. Max Pump Speed: 3500 RPM. Minimum HP required: 6.5 HP. Male Outlet: 22mm Threaded. Inlet: Standard Garden Hose. Shaft Diameter: 3/4. 4 Bolt Pattern: 2 9/16 Center to Center between Outer Holes. Max Temp: 140° F. Refer to images for more information Includes - (1) Horizontal Triplex Pressure Washer Pump with Chemical Injector, Unloader Valve, Thermal Release Valve (pre installed), (1) Oil Reader, (1) Keyway, (1) Hose; comes as shown in the first image This pump mounts horizontal and MUST have the oil dipstick pointing up when mounted (the oil cap can be switched to the other side of the pump to allow for mounting in the opposite direction). Pump needs at least 6.5HP to handle PSI. Pump head CANNOT be flipped Please note it is not recommended to run any pressure washer pump above its maximum PSI rating. Doing so can result in damage to the pump (not covered by warranty) and/or serious bodily injury