Shop replacement repair parts for Briggs & Stratton Pressure Washer model 01904-1

Chemical injector kit

Briggs & Stratton Original Equipment 100005 4 Cycle Oil. (18oz Bottle) Briggs & Stratton Lawn Mower Oil is formulated for 4-cycle air-cooled engines. Don't overfill the crankcase when adding oil. Too much oil can damage the engine.

Pressure washer O-ring kit. If any of the O-rings on your pressure washer has deteroriated, it may cause the pressure washer to leak.

Pressure washer spray gun.

Handle hardware

Pressure washer spray wand



Pressure washer pump assembly

Thermal relief valve

Kit seal oil

Unloader Valve


Flange