Lawn & Garden Engine

Model # 142700 TO 143707 (9122 - 9154) Official Briggs & Stratton lawn & garden engine

Here are the diagrams and repair parts for Official Briggs & Stratton 142700 TO 143707 (9122 - 9154) lawn & garden engine, as well as links to manuals and error code tables, if available.

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142700 TO 143707 (9122 - 9154) Lawn & Garden Engine
Flywheel Key 61760

#24

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Flywheel key

Part #61760

Replaced by #222698S

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Manufacturer substitution
This part replaces 61760. Substitute parts can look different from the original.
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$3.29
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Plug Oil Fil 66768

#21

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Plug oil fil

Part #66768

Replaced by #281658S

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This part replaces 66768. Substitute parts can look different from the original.
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$5.79
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Nut Hexagon 92284

#332

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Nut hexagon

Part #92284

Replaced by #690662

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This part replaces 92284. Substitute parts can look different from the original.
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Clutch Assembly 298798

#66

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Clutch assembly

Part #298798

Replaced by #399671

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Manufacturer substitution
This part replaces 298798. Substitute parts can look different from the original.
$40.49
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Carb Kit 295938

#121

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Carb kit

Part #295938

Replaced by #394693

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Manufacturer substitution
This part replaces 295938. Substitute parts can look different from the original.
$41.19
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Screw Sem 93105

#261

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Screw sem

Part #93105

Replaced by #690837

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Manufacturer substitution
This part replaces 93105. Substitute parts can look different from the original.
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$4.69
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Casing Clamp 221535

#265

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Casing clamp

Part #221535

Replaced by #691024

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This part replaces 221535. Substitute parts can look different from the original.
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$7.39
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Screw Sem 93294

#508

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Screw sem

Part #93294

Replaced by #692198

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This part replaces 93294. Substitute parts can look different from the original.
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$8.59
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Carb Kit 299852

#121A

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Carb kit

Part #299852

Replaced by #394698

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$34.57
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Lock Nut 91242

#302

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Lock nut

Part #91242

Replaced by #690837

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Manufacturer substitution
This part replaces 91242. Substitute parts can look different from the original.
This item is not returnable
$4.69
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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.…