Briggs & Stratton
Lawn & Garden Engine

Model # 23 (203010 - 203989) Official Briggs & Stratton gas engine

Here are the diagrams and repair parts for Official Briggs & Stratton 23-203010-203989 gas engine, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 286 parts  |

Oil Seal 291675

#291675

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Oil seal

Part #291675

Replaced by #291675S

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Manufacturer substitution
This part replaces 291675. Substitute parts can look different from the original.
This item is not returnable
$10.09
17% OFF Phone Price : $12.09
In Stock
Cup Vlv Spg 62222

#62222

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Cup vlv spg

Part #62222

Replaced by #690269

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Manufacturer substitution
This part replaces 62222. Substitute parts can look different from the original.
In Stock
Vlv Ay Float 293962

#293962

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Vlv ay float

Part #293962

Replaced by #293962

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Manufacturer substitution
This part replaces 293962. Substitute parts can look different from the original.
In Stock
Carb Assy 293950

#293950

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Carb assy

Part #293950

Replaced by #293950

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Manufacturer substitution
This part replaces 293950. Substitute parts can look different from the original.
In Stock
Stop Thrttl 61967

#61967

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Stop thrttl

Part #61967

Replaced by #211712

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Manufacturer substitution
This part replaces 61967. Substitute parts can look different from the original.
In Stock
Muff Exhaust 290933

#290933

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Muff exhaust

Part #290933

Replaced by #299477S

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Manufacturer substitution
This part replaces 290933. Substitute parts can look different from the original.
In Stock
Gskt Crb Mtg 65647

#65647

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Gskt crb mtg

Part #65647

Replaced by #65647

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Manufacturer substitution
This part replaces 65647. Substitute parts can look different from the original.
This item is not returnable
In Stock
Nut Hexagon 92581

#92581

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Nut hexagon

Part #92581

Replaced by #92581

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Manufacturer substitution
This part replaces 92581. Substitute parts can look different from the original.
This item is not returnable
In Stock
Gasket Valve Cover 66214

#66214

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Gasket valve cover

Part #66214

Replaced by #66214

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Manufacturer substitution
This part replaces 66214. Substitute parts can look different from the original.
In Stock
Washer 22963

#22963

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Washer

Part #22963

Replaced by #691261

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Manufacturer substitution
This part replaces 22963. Substitute parts can look different from the original.
This item is not returnable
In Stock

Symptoms for gas walk-behind mowers

Choose a symptom to see related walk-behind mower repairs.

Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up...

Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade...

Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key...

Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel...

Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba...

Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent...

Repair guides for gas walk-behind mowers

These step-by-step repair guides will help you safely fix what’s broken on your walk-behind lawn mower.

How to rebuild a lawn mower carburetor

How to rebuild a lawn mower carburetor

The carburetor mixes air with fuel to drive the piston. Rebuild the carburetor if it's clogged or leaks....

Repair difficulty
Time required
60 minutes or less
How to replace a lawn mower recoil starter on an OHV engine

How to replace a lawn mower recoil starter on an OHV engine

Replace the recoil starter if it doesn't move when you pull the starter rope....

Repair difficulty
Time required
15 minutes or less
How to replace a lawn mower wheel

How to replace a lawn mower wheel

Learn how replace a damaged wheel on a walk-behind lawn mower—it's a quick, easy fix....

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 walk-behind lawn mower.

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....

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....