3 Bolt Pattern: 7 11/16? & 4 Center to Each Outer Hole. Maximum 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 (come installed); 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. This has the outlet facing the back. Some specific pressure washers may require longer bolts and spacers to mount the pump to your engine. Common bolt sizes: Two - 5/16" 18 x 2 1/2", One - 5/16" 18 x 3 1/2".