The ROP Shop 2400 PSI Vertical Power Pressure Washer Pump for Water Driver WGV1721, WGV1721-1 Specs - Max Pressure: 2400 PSI. Max Flow: 2.4 GPM. Max Pump Speed: 3400 RPM. Shaft Diameter: 7/8 . 3 Bolt Pattern: 7 11/16 x 6 3/16 x 6 7/16 & 4 Center to Each Outer Hole. Max Water Temperature: 140° F. Inlet Connection Type: Standard Garden Hose. Outlet Tube Connection: 22mm Male. Refer to images 2 & 3 for more information Includes - (1) Vertical Pressure Washer Pump with Chemical Injector, Unloader Valve, Thermal Release Valve, Outlet Tube, Keyway & Hose; comes as shown in the first image This pump is for vertical gas engine driven units. In some instances, the pump may need to be removed to change engine oil. The mounting flange provides a convenient connection to most 7/8 diameter shaft vertical gas engines in 4.5-7 HP. The pump has a hole in the leg for draining the engine oil. The pump includes a built-in pressure control valve, downstream chemical injection system and thermal relief valve 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 UPC 193979106245 Color Gray Brand Name The ROP Shop Item Weight 6.31 Pounds Manufacturer The ROP Shop Power Source Mechanical Product Style Pressure Washer Pump Included Components Pressure Washer Pump Global Trade Identification Number 00193979106245