Briggs & Stratton
Lawn & Garden Engine

Model # 98902-0404-02 Official Briggs & Stratton engine

Here are the diagrams and repair parts for Official Briggs & Stratton 98902-0404-02 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 124 parts  |

Key 222698

#24

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Key

Part #222698

Replaced by #222698S

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Manufacturer substitution
This part replaces 222698. Substitute parts can look different from the original.
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Trim Ring 281661

#973

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Trim ring

Part #281661

Replaced by #694394

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Manufacturer substitution
This part replaces 281661. Substitute parts can look different from the original.
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Primer 494408

#387

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Primer

Part #494408

Replaced by #694394

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Manufacturer substitution
This part replaces 494408. Substitute parts can look different from the original.
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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.
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Diaphragm 495770

#394

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Diaphragm

Part #495770

Replaced by #795083

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Manufacturer substitution
This part replaces 495770. Substitute parts can look different from the original.
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Element 272235

#535

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Element

Part #272235

Replaced by #272235S

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This part replaces 272235. Substitute parts can look different from the original.
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Fuel Cap 497929

#181

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Fuel cap

Part #497929

Replaced by #497929S

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Manufacturer substitution
This part replaces 497929. Substitute parts can look different from the original.
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$7.89
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Lawn & Garden Equipment Engine Fuel Tank (replaces Bs-494406) 494406

#180

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Lawn & garden equipment engine fuel tank (replaces bs-494406)

Part #494406

$104.79
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Rope 280406

#58

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Rope

Part #280406

Replaced by #280406S

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Manufacturer substitution
This part replaces 280406. Substitute parts can look different from the original.
This item is not returnable
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Screw 94699

#32

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Screw

Part #94699

Replaced by #691664

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Manufacturer substitution
This part replaces 94699. Substitute parts can look different from the original.
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$6.19
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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.…