Briggs & Stratton
Gas Pressure Washer

Model #021025-00 Briggs & Stratton gas power washer

Here are the repair parts and diagrams for your Briggs & Stratton 021025-00 gas power washer. 

The diagram(s) below can help you find the right part.  If you’d like help, we invite you to call our customer service number at the top of the page, or click chat.

On this page, you can also find any manuals, installation guides and error code tables associated with this model.

For advice on diagnosing problems with appliances, lawn & garden equipment and other products, check out the videos, repair guides and articles in our DIY section.

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Showing 10 of 199 parts

Pressure Washer Water Inlet Screen


Pump Diagram

Pressure washer water inlet screen

Part #B2384GS
This item is not returnable
31% OFFMSRP:$4.50

In Stock

Briggs & Stratton Pressure Washer Pump Saver


Main unit Diagram

19% OFFMSRP:$14.00

In Stock

Pressure Washer Degreaser Solution


Pump Diagram

7% OFFMSRP:$10.00

In Stock

Pressure Washer Spray Nozzle


Main unit Diagram

18% OFFMSRP:$10.00

In Stock

Pressure Washer Chemical Hose


Main unit Diagram

24% OFFMSRP:$13.00

In Stock

Pressure Washer Thermal Release Valve


Pump Diagram

10% OFFMSRP:$19.00

In Stock



Main unit Diagram

Kit hardwar

Part #84001720
This item is not returnable

In Stock



Main unit Diagram


Part #314957GS
31% OFFMSRP:$14.00

In Stock

4-Cycle Engine Oil


Main unit Diagram

4-cycle engine oil

Part #100005

The manufacturer no longer makes this part, and there's no substitute part



Main unit Diagram


Part #707979
This item is not returnable
35% OFFMSRP:$11.00

In Stock

Symptoms for gas pressure washers

Choose a symptom to see related pressure washer repairs.

Main causes: pump running for more than 5 minutes when the spray wand isn't being used, faulty pressure relief valve, bad unloader valve
Main causes: using a high-pressure spray tip when applying detergent, clogged siphon tube, chemical injection system failure
Main causes: faulty unloader valve, bad pressure regulator
Main causes: damaged recoil starter, oil inside cylinder, locked up engine piston
Main causes: overfilling engine with oil, improper fuel/air mixture, choke system problems, dirty carburetor, engine needs tune up
Main causes: stale fuel, gummed up carburetor, engine needs tune up, throttle and choke controls need adjustment, bad recoil starter
Main causes: broken recoil spring, damaged recoil starter
Things to do: tune up the engine, inject pump saver into the water pump when storing the pressure washer for the winter
Main causes: insufficient water supply, clogged water inlet screen, clogged pressure hose, faulty pump check valves, stuck unloader valve

Repair guides for gas pressure washers

These step-by-step repair guides will help you safely fix what’s broken on your pressure washer.

How to install a pressure washer check valve kit

Air in the inlet water supply can damage the check valves. If the pump won’t build up pressure due to damaged check valves, follow these steps to replace the check valves.

Repair difficulty
Time required
 120 minutes or less
How to replace a pressure washer unloader valve

The unloader valve recirculates water to protect the pump from damage. If the unloader valve is defective, replace it using the steps in this repair guide.

Repair difficulty
Time required
 15 minutes or less
April 1, 2013
By Lyle Weischwill
How to replace a pressure washer pump

The pump can be damaged by air in the inlet water supply or by chemicals that remain in the pump body after using the chemical injection system. Follow these steps to replace a damaged pump.

Repair difficulty
Time required
 30 minutes or less

Articles and videos for gas pressure washers

Use the advice and tips in these articles and videos to get the most out of your pressure washer.

March 1, 2016

Getting the most from a pressure washer

By Sears PartsDirect staff

Learn how to get the best results when using a pressure washer.

January 1, 2016

Choosing the correct spray tip for a pressure washer

By Sears PartsDirect staff

Spray tips vary in pressure and angle of spray. This guide matches the spray tip to the cleaning job.

November 1, 2015

7 steps for winterizing and storing a pressure washer

By Sears PartsDirect staff

Follow this advice to winterize your pressure washer.