Briggs & Stratton
Lawn & Garden Engine

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

Here are the diagrams and repair parts for Official Briggs & Stratton 23BC-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
Part 290932

#290932

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Part

Part #290932

Replaced by #31950

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Manufacturer substitution
This part replaces 290932. Substitute parts can look different from the original.
This item is not returnable
In Stock
Shld Ign Cbl 291508

#291508

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Shld ign cbl

Part #291508

Replaced by #291508

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Manufacturer substitution
This part replaces 291508. Substitute parts can look different from the original.
In Stock
Cn Fuel Pipe 63377

#63377

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Cn fuel pipe

Part #63377

Replaced by #63377

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Manufacturer substitution
This part replaces 63377. Substitute parts can look different from the original.
In Stock
Lev Gv Cntrl 22814

#22814

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Lev gv cntrl

Part #22814

Replaced by #690263

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Manufacturer substitution
This part replaces 22814. Substitute parts can look different from the original.
In Stock
Spring-choke 26155

#26155

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Spring-choke

Part #26155

Replaced by #691590

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Manufacturer substitution
This part replaces 26155. Substitute parts can look different from the original.
In Stock
Tappet Valve 26670

#26670

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Tappet valve

Part #26670

Replaced by #691594

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Manufacturer substitution
This part replaces 26670. Substitute parts can look different from the original.
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Gasket-gear 27328

#27328

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Gasket-gear

Part #27328

Replaced by #691601

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Manufacturer substitution
This part replaces 27328. Substitute parts can look different from the original.
In Stock
Gas-eng/bse 27351

#27351

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Gas-eng/bse

Part #27351

Replaced by #691569

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Manufacturer substitution
This part replaces 27351. Substitute parts can look different from the original.
In Stock
Gasket Air 66648

#66648

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Gasket air

Part #66648

Replaced by #691606

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Manufacturer substitution
This part replaces 66648. Substitute parts can look different from the original.
In Stock

Symptoms for gas walk-behind mowers

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

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

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

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

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…

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

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 replace a lawn mower spark plug

How to replace a lawn mower spark plug

Take a few minutes to replace the spark plug during your lawn mower's annual tune-up or if the spark plug is burnt or cr…

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

How to replace a lawn mower blade

Check your lawn mower blade regularly and replaced it if it's bent or damaged. …

Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower flywheel key on a flathead engine

How to replace a lawn mower flywheel key on a flathead engine

When you hit a hard object with your mower, the flywheel can shear to protect more expensive components. Learn how to re…

Repair difficulty
Time required
 45 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.…