Briggs & Stratton
Lawn & Garden Engine

Model # 124700 TO 124799 (3610) Official Briggs & Stratton engine

Here are the diagrams and repair parts for Official Briggs & Stratton 124700-TO-124799-3610 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 336 parts  |

Spark Plug 293918
#337B

Cylinder assembly diagram

Spark plug

Part #293918

Replaced by #796112S

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Manufacturer substitution
This part replaces 293918. Substitute parts can look different from the original.
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Spark Plug 298809
#337A

Cylinder assembly diagram

Spark plug

Part #298809

Replaced by #796112S

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Manufacturer substitution
This part replaces 298809. Substitute parts can look different from the original.
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Fuel Tank Cap 493017
#957A

Fuel tank assembly diagram

Fuel tank cap

Part #493017

Replaced by #796577

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Manufacturer substitution
This part replaces 493017. Substitute parts can look different from the original.
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Fuel Cap 397974
#957

Fuel tank assembly diagram

Fuel cap

Part #397974

Replaced by #796577

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Manufacturer substitution
This part replaces 397974. Substitute parts can look different from the original.
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Air Cleaner Gasket 272653
#163

Carburetor gasket set/carburetor kit diagram

Air cleaner gasket

Part #272653

Replaced by #795629

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Manufacturer substitution
This part replaces 272653. 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
$11.96
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Muffler 490547
#300

Muffler assembly diagram

Muffler

Part #490547

Replaced by #692038

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Manufacturer substitution
This part replaces 490547. Substitute parts can look different from the original.
$44.59
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Seal Int El 270344
Seal int el

Part #270344

Replaced by #270344S

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Manufacturer substitution
This part replaces 270344. Substitute parts can look different from the original.
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Fuel Valve 494539
#958A

Fuel tank assembly diagram

Fuel valve

Part #494539

Replaced by #698180

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Manufacturer substitution
This part replaces 494539. Substitute parts can look different from the original.
This item is not returnable
$19.94
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Screw 94120
#969

Base air cleaner assembly and cover diagram

Screw

Part #94120

Replaced by #690670

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Manufacturer substitution
This part replaces 94120. Substitute parts can look different from the original.
This item is not returnable
$10.09
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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.…