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Briggs & Stratton
Lawn & Garden Engine

Model # 231401 TO 231476 (0010 - 0040) Official Briggs & Stratton gas engine

Here are the diagrams and repair parts for Official Briggs & Stratton 231401-TO-231476-0010-0040 gas engine, as well as links to manuals and error code tables, if available.

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Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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Model diagram and schematic

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Showing 10 of 309 parts  |
Elbow Sp Plg 66538
#635

Replacement parts diagram

Elbow sp plg

Part #66538

Replaced by #66538S

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Manufacturer substitution
This part replaces 66538. Substitute parts can look different from the original.
This item is not returnable
$5.11 | 
16% OFF Phone Price : $6.11
In Stock
Carb Kit 291763
#121

Replacement parts diagram

Carb kit

Part #291763

Replaced by #394693

?
Manufacturer substitution
This part replaces 291763. Substitute parts can look different from the original.
$41.19 | 
13% OFF Phone Price : $47.19
In Stock
Screw Sem 93294
#559

Replacement parts diagram

Screw sem

Part #93294

Replaced by #692198

?
Manufacturer substitution
This part replaces 93294. Substitute parts can look different from the original.
This item is not returnable
$8.59 | 
10% OFF Phone Price : $9.59
In Stock
Screw Mtg 93158
Screw mtg

Part #93158

Replaced by #692198

?
Manufacturer substitution
This part replaces 93158. Substitute parts can look different from the original.
This item is not returnable
$8.59 | 
10% OFF Phone Price : $9.59
In Stock
Gskt Cyl Hd 270273
#7

Replacement parts diagram

Gskt cyl hd

Part #270273

Replaced by #692230

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Manufacturer substitution
This part replaces 270273. Substitute parts can look different from the original.
$19.37
In Stock
Strap 291490
#183

Replacement parts diagram

Strap

Part #291490

Replaced by #691937

?
Manufacturer substitution
This part replaces 291490. Substitute parts can look different from the original.
$49.02
In Stock
Pulley Key 91540
#357

Replacement parts diagram

Pulley key

Part #91540

Replaced by #691483

?
Manufacturer substitution
This part replaces 91540. Substitute parts can look different from the original.
$12.63
In Stock
Wash-brkrpl 22787
#706

Replacement parts diagram

Wash-brkrpl

Part #22787

Replaced by #690260

?
Manufacturer substitution
This part replaces 22787. Substitute parts can look different from the original.
$16.57
In Stock
Oil Seal 298423
Oil seal

Part #298423

Replaced by #31950

?
Manufacturer substitution
This part replaces 298423. Substitute parts can look different from the original.
This item is not returnable
$22.20
In Stock
Gasket Valve Cover 66214
#9

Replacement parts diagram

Gasket valve cover

Part #66214

Replaced by #66214

?
Manufacturer substitution
This part replaces 66214. Substitute parts can look different from the original.
$11.86
In Stock

Symptoms for gas pressure washers

Choose a symptom to see related pressure washer repairs.

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Why does my pressure washer spray too hard?

Main causes: faulty unloader valve, bad pressure regulator…

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Why won't my pressure washer engine start?

Main causes: stale fuel, gummed up carburetor, engine needs tune up, throttle and choke controls need adjustment, bad re…

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Why does my pressure washer's engine lose power?

Main causes: dirty air filter, stale fuel, clogged or dirty carburetor, bad unloader valve…

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Why won't the pressure washer starter rope retract?

Main causes: broken recoil spring, damaged recoil starter…

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Why is smoke coming from the pressure washer's exhaust?

Main causes: overfilling engine with oil, improper fuel/air mixture, choke system problems, dirty carburetor, engine nee…

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Why does water spray out of my pressure washer's pressure relief valve?

Main causes: pump running for more than 5 minutes when the spray wand isn't being used, faulty pressure relief valve, ba…

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Why is the spray from my pressure washer weak?

Main causes: insufficient water supply, clogged water inlet screen, clogged pressure hose, faulty pump check valves, stu…

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Why won't my pressure washer mix in the detergent?

Main causes: using a high-pressure spray tip when applying detergent, clogged siphon tube, chemical injection system fai…

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Why doesn't my pressure washer recoil starter work?

Main causes: damaged recoil starter, oil inside cylinder, locked up engine piston…

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Repair guides for gas pressure washers

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

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How to install a pressure washer chemical injection kit

How to install a pressure washer chemical injection kit

The chemical injection valve draws detergent into the pump. If it’s not drawing detergent, use a repair kit to replace t…

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Repair difficulty
Time required
 15 minutes or less
How to install a pressure washer O-ring kit

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…

Read more
Repair difficulty
Time required
 45 minutes or less
How to replace a pressure washer pump

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…

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Repair difficulty
Time required
 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.

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Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

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What are the main components of a lawn mower?

What are the main components of a lawn mower?

Learn about the main parts of a lawn mower and when to replace parts.…

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