Briggs & Stratton
Lawn & Garden Engine

Model # 124700 TO 124799 (3101) Official Briggs & Stratton engine

Here are the diagrams and repair parts for Official Briggs & Stratton 124700-TO-124799-3101 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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Showing 10 of 336 parts  |

Lawn & Garden Equipment Engine Air Filter 491588
#967

Base air cleaner assembly and cover diagram

Lawn & garden equipment engine air filter

Part #491588

Replaced by #491588S

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Manufacturer substitution
This part replaces 491588. Substitute parts can look different from the original.
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Carburetor Primer 496115
#387

Base air cleaner assembly and cover diagram

Carburetor primer

Part #496115

Replaced by #694395

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Manufacturer substitution
This part replaces 496115. Substitute parts can look different from the original.
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$5.24
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Carburetor 492495
#121B

Carburetor gasket set/carburetor kit diagram

Carburetor

Part #492495

Replaced by #498260

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Manufacturer substitution
This part replaces 492495. Substitute parts can look different from the original.
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Carburetor Kit 493762
#121A

Carburetor gasket set/carburetor kit diagram

Carburetor kit

Part #493762

Replaced by #498260

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Manufacturer substitution
This part replaces 493762. Substitute parts can look different from the original.
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Carburetor 490937
#977

Carburetor gasket set/carburetor kit diagram

Carburetor

Part #490937

Replaced by #498260

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Manufacturer substitution
This part replaces 490937. Substitute parts can look different from the original.
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Fuel Pipe 492790
#187

Fuel tank assembly diagram

Fuel pipe

Part #492790

Replaced by #791766

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Manufacturer substitution
This part replaces 492790. Substitute parts can look different from the original.
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Spark Plug 492167
#337C

Cylinder assembly diagram

Spark plug

Part #492167

Replaced by #J19LM

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Manufacturer substitution
This part replaces 492167. Substitute parts can look different from the original.
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Lawn & Garden Equipment Engine Carburetor Float (replaces Bs-398187) 398187
Lawn & garden equipment engine carburetor float (replaces bs-398187)

Part #398187

This item is not returnable
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Oil Fill Cap 493950
#523B

Cylinder assembly diagram

Oil fill cap

Part #493950

Replaced by #499621

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Manufacturer substitution
This part replaces 493950. Substitute parts can look different from the original.
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Muffler 490547
#300

Muffler assembly diagram

Muffler

Part #490547

Replaced by #692038

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Manufacturer substitution
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$44.59
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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.…