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
Oil Filter Plug 66768

#21

All parts diagram

Oil filter plug

Part #66768

Replaced by #281658S

?
Manufacturer substitution
This part replaces 66768. Substitute parts can look different from the original.
This item is not returnable
$5.79 | 
15% OFF Phone Price : $6.79
In Stock
Lawn & Garden Equipment Engine Carburetor Diaphragm 270026

#394

All parts diagram

Lawn & garden equipment engine carburetor diaphragm

Part #270026

This item is not returnable
$5.66 | 
15% OFF Phone Price : $6.66
In Stock
Seal 270074

#617

All parts diagram

Seal

Part #270074

Replaced by #691031

?
Manufacturer substitution
This part replaces 270074. Substitute parts can look different from the original.
This item is not returnable
$7.59 | 
12% OFF Phone Price : $8.59
In Stock
Ground Wire 298479

#356

All parts diagram

Ground wire

Part #298479

Replaced by #398808

?
Manufacturer substitution
This part replaces 298479. Substitute parts can look different from the original.
This item is not returnable
$19.69 | 
9% OFF Phone Price : $21.69
In Stock
Cover Dpgm 210959

#434

All parts diagram

Cover dpgm

Part #210959

Replaced by #691713

?
Manufacturer substitution
This part replaces 210959. Substitute parts can look different from the original.
$17.03
In Stock
Cylinder Head Screw 93368

#13

All parts diagram

Cylinder head screw

Part #93368

Replaced by #691640

?
Manufacturer substitution
This part replaces 93368. Substitute parts can look different from the original.
This item is not returnable
$5.49
In Stock
Ratchet Str 298436

#70

All parts diagram

Ratchet str

Part #298436

Replaced by #691945

?
Manufacturer substitution
This part replaces 298436. Substitute parts can look different from the original.
$25.00
In Stock
Cotter Pin 93306

#614

All parts diagram

Cotter pin

Part #93306

Replaced by #691620

?
Manufacturer substitution
This part replaces 93306. Substitute parts can look different from the original.
This item is not returnable
$7.39 | 
12% OFF Phone Price : $8.39
In Stock
Cylinder Head Gasket 270383

#7

All parts diagram

Cylinder head gasket

Part #270383

Replaced by #272157S

?
Manufacturer substitution
This part replaces 270383. Substitute parts can look different from the original.
This item is not returnable
$9.80 | 
10% OFF Was : $10.89
In Stock

Symptoms for gas cooktops

Why won't my cooktop's gas burners ignite or spark?

Main causes: burner igniter switch failure, bad spark module, dirty or damaged spark electrode, wiring failure, lack of …

Read more

Why isn't my cooktop's gas burner heating properly?

Main causes: gas supply problem, faulty pressure regulator, clogs in burner or orifice, burner valve failure…

Read more

Why do my cooktop's spark igniters keep clicking?

Main causes: stuck burner igniter switch, wet igniter switch contacts, faulty spark module…

Read more

Repair guides for gas cooktops

How to replace a spark module on a gas cooktop

How to replace a spark module on a gas cooktop

No flame on your gas cooktop? Installing a new spark module could be the fix you need.…

Read more
Repair difficulty
Time required
 30 minutes or less
How to replace a spark igniter switch on a gas cooktop

How to replace a spark igniter switch on a gas cooktop

Follow these step-by-step instructions to fix the surface burner ignition system on your gas cooktop by replacing the sp…

Read more
Repair difficulty
Time required
 45 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