Briggs & Stratton
Lawn & Garden Engine

Model # 92502-3178-02 Official Briggs & Stratton 4-cycle engine

Here are the diagrams and repair parts for Official Briggs & Stratton 92502-3178-02 4-cycle engine, as well as links to manuals and error code tables, if available.

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Showing 10 of 125 parts  |

Spark Plug 298809

#337

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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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$5.24
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Seal Int El 270344

#617

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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.
This item is not returnable
$4.91
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Terminal Cable 221798

#851

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Terminal cable

Part #221798

Replaced by #493880S

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This part replaces 221798. Substitute parts can look different from the original.
This item is not returnable
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Screw 93381

#334

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Screw

Part #93381

Replaced by #691061

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This part replaces 93381. Substitute parts can look different from the original.
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$5.09
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Armature 397316

#333

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Armature

Part #397316

Replaced by #591420

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Manufacturer substitution
This part replaces 397316. Substitute parts can look different from the original.
$67.99
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Oil Plug 91084

#15

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Oil plug

Part #91084

Replaced by #690946

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This part replaces 91084. Substitute parts can look different from the original.
This item is not returnable
$9.59
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Muffler 394569

#300

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Muffler

Part #394569

Replaced by #394569S

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This part replaces 394569. Substitute parts can look different from the original.
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$17.11
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Lawn & Garden Equipment Engine Insert Grip 396892

#59

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Lawn & garden equipment engine insert grip

Part #396892

This item is not returnable
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Lawn & Garden Equipment Engine Stop Wire 398808

#356

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Lawn & garden equipment engine stop wire

Part #398808

This item is not returnable
$19.69
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Cylinder Head Screw 93111

#13

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Cylinder head screw

Part #93111

Replaced by #691640

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Manufacturer substitution
This part replaces 93111. Substitute parts can look different from the original.
This item is not returnable
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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.…

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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

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