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Briggs & Stratton 422400 TO 422499 (0721-01 - 0721-01 gas engine - 0721-01 Parts
Here are the diagrams and repair parts for Briggs & Stratton 422400 TO 422499 (0721-01 - 0721-01 gas engine - 0721-01, as well as links to manuals and error code tables, if available.
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Browse Parts for 422400 TO 422499 (0721-01 - 0721-01 Gas Engine - 0721-01
Cylinder, crankshaft and engine base group diagram
Briggs & Statton Valve
Part #261528
The manufacturer no longer makes this part, and there's no substitute part
Muffler, air guide and housing group diagram
Briggs & Statton Cover
Part #222848
The manufacturer no longer makes this part, and there's no substitute part
Cylinder, crankshaft and engine base group diagram
Briggs & Statton Ring
Part #394960
The manufacturer no longer makes this part, and there's no substitute part
Air cleaner-carburetor group diagram
Briggs & Statton Body Assembly
Part #398619
The manufacturer no longer makes this part, and there's no substitute part
Muffler, air guide and housing group diagram
Briggs & Statton Plate
Part #392934
The manufacturer no longer makes this part, and there's no substitute part
Starter motor group diagram
Briggs & Statton Flywheel
Part #392956
The manufacturer no longer makes this part, and there's no substitute part
Cylinder, crankshaft and engine base group diagram
Briggs & Statton Gear
Part #212337
The manufacturer no longer makes this part, and there's no substitute part
Cylinder, crankshaft and engine base group diagram
Briggs & Statton Terminal
Part #231174
The manufacturer no longer makes this part, and there's no substitute part
Air cleaner-carburetor group diagram
Briggs & Statton Bushing
Part #231209
The manufacturer no longer makes this part, and there's no substitute part
Cylinder, crankshaft and engine base group diagram
Briggs & Statton Trough
Part #223055
The manufacturer no longer makes this part, and there's no substitute part
Symptoms for gas pressure washers
Choose a symptom to see related pressure washer repairs.
Main causes: overfilling engine with oil, improper fuel/air mixture, choke system problems, dirty carburetor, engine nee…
Main causes: dirty air filter, stale fuel, clogged or dirty carburetor, bad unloader valve…
Things to do: tune up the engine, inject pump saver into the water pump when storing the pressure washer for the winter…
Main causes: pump running for more than 5 minutes when the spray wand isn't being used, faulty pressure relief valve, ba…
Main causes: faulty unloader valve, bad pressure regulator…
Main causes: damaged recoil starter, oil inside cylinder, locked up engine piston…
Main causes: insufficient water supply, clogged water inlet screen, clogged pressure hose, faulty pump check valves, stu…
Main causes: stale fuel, gummed up carburetor, engine needs tune up, throttle and choke controls need adjustment, bad re…
Main causes: using a high-pressure spray tip when applying detergent, clogged siphon tube, chemical injection system fai…
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 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 ch…
Repair time and Difficulty
15 minutes or less
How to install a pressure washer O-ring kit
O-rings seal fittings on the pressure washer pump. Damaged seals allow water to leak from the pump. Follow these steps t…
Repair time and Difficulty
45 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 us…
Repair time and Difficulty
15 minutes or less
Effective articles & videos to help repair your lawn & garden engines
Use the advice and tips in these articles and videos to get the most out of your pressure washer.
Get answers to frequently asked questions about Sears and Sears PartsDirect.…
Learn about the main parts of a lawn mower and when to replace parts.…
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