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 # 126302-0421-B1 Official Briggs & Stratton engine

Here are the diagrams and repair parts for Official Briggs & Stratton 126302-0421-B1 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 155 parts  |
Lawn & Garden Equipment Engine Air Filter (replaces 17211-2l8-000, 1759330, 1904481, 491588, 491588ms, 494245, 6.491-338, 691710, Bs-491588s) 491588S

#445

All parts diagram

Lawn & garden equipment engine air filter (replaces 17211-2l8-000, 1759330, 1904481, 491588, 491588ms, 494245, 6.491-338, 691710, bs-491588s)

Part #491588S

BEST SELLER

Get free shipping with Automatic Reorder

$9.24 | 
10% OFF Phone Price : $10.24
In Stock
Lawn & Garden Equipment Engine Fuel Line (replaces 1734994sm, 327290ma, 691050, 7012638yp, 7032016yp, 7032956yp, 7041996yp, 7076272yp, 7077351yp, 791866, 798512, 809322, 809499) 791766

#187

All parts diagram

Lawn & garden equipment engine fuel line (replaces 1734994sm, 327290ma, 691050, 7012638yp, 7032016yp, 7032956yp, 7041996yp, 7076272yp, 7077351yp, 791866, 798512, 809322, 809499)

Part #791766

BEST SELLER
$9.59 | 
9% OFF Phone Price : $10.59
In Stock
Lawn & Garden Equipment Engine Spark Plug (replaces Bs-691043) 691043

#337

All parts diagram

Lawn & garden equipment engine spark plug (replaces bs-691043)

Part #691043

BEST SELLER

Get free shipping with Automatic Reorder

$7.27 | 
12% OFF Phone Price : $8.27
In Stock
Fuel Tank Cap 694261

#957

All parts diagram

Fuel tank cap

Part #694261

Replaced by #795027

?
Manufacturer substitution
This part replaces 694261. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$12.24 | 
14% OFF Phone Price : $14.24
In Stock
Snowblower Carburetor 791077

#125

All parts diagram

Snowblower carburetor

Part #791077

Replaced by #798653

?
Manufacturer substitution
This part replaces 791077. Substitute parts can look different from the original.
BEST SELLER
$57.71 | 
9% OFF Phone Price : $63.71
In Stock
Fuel Tank 694260

#972

All parts diagram

Fuel tank

Part #694260

Replaced by #799863

?
Manufacturer substitution
This part replaces 694260. Substitute parts can look different from the original.
BEST SELLER
$80.71 | 
7% OFF Phone Price : $86.71
In Stock
Lawn & Garden Equipment Engine Flywheel Key (replaces 222698, 690974, Bs-222698s) 222698S

#24

All parts diagram

Lawn & garden equipment engine flywheel key (replaces 222698, 690974, bs-222698s)

Part #222698S

BEST SELLER
This item is not returnable
$3.29 | 
23% OFF Phone Price : $4.29
In Stock
Lawn & Garden Equipment Engine Carburetor Float Bowl Gasket (replaces 280492) 693981

#137

All parts diagram

Lawn & garden equipment engine carburetor float bowl gasket (replaces 280492)

Part #693981

BEST SELLER
This item is not returnable
$4.50 | 
18% OFF Phone Price : $5.50
In Stock
Lawn & Garden Equipment Engine Carburetor Needle Valve (replaces 281144, 281178, Bs-398188) 398188

#134

All parts diagram

Lawn & garden equipment engine carburetor needle valve (replaces 281144, 281178, bs-398188)

Part #398188

This item is not returnable
$8.13 | 
11% OFF Phone Price : $9.13
In Stock
Lawn & Garden Equipment Engine Recoil Starter Pawl (replaces 281505, 692260, Bs-281505s) 281505S

#459

All parts diagram

Lawn & garden equipment engine recoil starter pawl (replaces 281505, 692260, bs-281505s)

Part #281505S

This item is not returnable
$5.80 | 
15% OFF Phone Price : $6.80
In Stock

RECOMMENDED MAINTENANCE PARTS AND ACCESSORIES

Repair guides for side-by-side refrigerators

How to replace a foamed-in-place door gasket in a side-by-side refrigerator

How to replace a foamed-in-place door gasket in a side-by-side refrigerator

The door gasket seals the gap around the door to keep the cold air in and the warm air out. Replace a worn or damaged do…

Read more
Repair difficulty
Time required
 30 minutes or less
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 a defrost sensor in a side-by-side refrigerator

How to replace a defrost sensor in a side-by-side refrigerator

If frost is building up in the freezer of your side-by-side refrigerator, the defrost sensor could be at fault. You can …

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