Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
Orders

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
Briggs & Stratton
Lawn & Garden Engine

Model # 100902 TO 100999 (0010 - 0040) Official Briggs & Stratton gas engine

Here are the diagrams and repair parts for Official Briggs & Stratton 100902-TO-100999-0010-0040 gas engine, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 189 parts  |
Spark Plug 298809

#337

All parts diagram

Spark plug

Part #298809

Replaced by #796112S

?
Manufacturer substitution
This part replaces 298809. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$5.24 | 
16% OFF Phone Price : $6.24
In Stock
Flywheel Key 61760

#24

All parts diagram

Flywheel key

Part #61760

Replaced by #222698S

?
Manufacturer substitution
This part replaces 61760. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$3.29 | 
23% OFF Phone Price : $4.29
In Stock
Elbow Spacer Plug 66538

#635

All parts diagram

Elbow spacer plug

Part #66538

Replaced by #66538S

?
Manufacturer substitution
This part replaces 66538. Substitute parts can look different from the original.
This item is not returnable
$5.11 | 
16% OFF Phone Price : $6.11
In Stock
Magneto Arm 298316

#333

All parts diagram

Magneto arm

Part #298316

Replaced by #397358

?
Manufacturer substitution
This part replaces 298316. Substitute parts can look different from the original.
$54.29 | 
10% OFF Phone Price : $60.29
In Stock
Oil Plug 91084

#15

All parts diagram

Oil plug

Part #91084

Replaced by #690946

?
Manufacturer substitution
This part replaces 91084. Substitute parts can look different from the original.
This item is not returnable
$9.59 | 
9% OFF Phone Price : $10.59
In Stock
Screw 93381

#341

All parts diagram

Screw

Part #93381

Replaced by #691061

?
Manufacturer substitution
This part replaces 93381. Substitute parts can look different from the original.
This item is not returnable
$5.09 | 
16% OFF Phone Price : $6.09
In Stock
Clutch Str 298310

#66

All parts diagram

Clutch str

Part #298310

Replaced by #399671

?
Manufacturer substitution
This part replaces 298310. Substitute parts can look different from the original.
$40.49 | 
13% OFF Phone Price : $46.49
In Stock
Cap Spring 221377

#432

All parts diagram

Cap spring

Part #221377

Replaced by #690766

?
Manufacturer substitution
This part replaces 221377. Substitute parts can look different from the original.
This item is not returnable
$6.49 | 
13% OFF Phone Price : $7.49
In Stock
Governor Spring 260575

#152

All parts diagram

Governor spring

Part #260575

Replaced by #691783

?
Manufacturer substitution
This part replaces 260575. Substitute parts can look different from the original.
$12.54
In Stock
Gskt Vlv Cv 27549

#9

All parts diagram

Gskt vlv cv

Part #27549

Replaced by #27549S

?
Manufacturer substitution
This part replaces 27549. Substitute parts can look different from the original.
This item is not returnable
$5.03 | 
17% OFF Phone Price : $6.03
In Stock

Symptoms for top-mount refrigerators

Why is there water in the bottom of the fridge under vegetable drawers?

Main causes: frozen or clogged defrost drain tube, cracked water system tubing…

Read more

Repair guides for top-mount refrigerators

How to replace a refrigerator water valve

How to replace a refrigerator water valve

Replace the water valve that feeds water to the ice maker and water dispenser if it no longer controls the flow of water…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace the compressor run capacitor in a top-freezer refrigerator

How to replace the compressor run capacitor in a top-freezer refrigerator

The run capacitor sends electric current to the compressor motor to help the motor run efficiently. Replace the run capa…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace the defrost thermistor in a top-freezer refrigerator

How to replace the defrost thermistor in a top-freezer refrigerator

The defrost thermistor attaches to the evaporator coil and measures the evaporator coil temperature during defrost.…

Read more
Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your lawn & garden engines

View all
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.…

Read more
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.…

Read more

Parts & More