Briggs & Stratton
Lawn & Garden Engine

Model # 21B807-0290-E1 Official Briggs & Stratton engine

Here are the diagrams and repair parts for Official Briggs & Stratton 21B807-0290-E1 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 158 parts  |

Filter 394358

#240

All parts diagram

Filter

Part #394358

Replaced by #394358S

?
Manufacturer substitution
This part replaces 394358. Substitute parts can look different from the original.
BEST SELLER
$6.91
13% OFF Phone Price : $7.91
In Stock
Gasket 272475

#1022

All parts diagram

Gasket

Part #272475

Replaced by #272475S

?
Manufacturer substitution
This part replaces 272475. Substitute parts can look different from the original.
BEST SELLER
$7.56
12% OFF Phone Price : $8.56
In Stock
Lawn & Garden Equipment Engine Crankcase Gasket 697110

#12

All parts diagram

Lawn & garden equipment engine crankcase gasket

Part #697110

BEST SELLER
$9.29
10% OFF Phone Price : $10.29
In Stock
Oil Seal 690947

#20

All parts diagram

Oil seal

Part #690947

Replaced by #795387

?
Manufacturer substitution
This part replaces 690947. Substitute parts can look different from the original.
BEST SELLER
$9.02
10% OFF Phone Price : $10.02
In Stock
Key 222698

#24

All parts diagram

Key

Part #222698

Replaced by #222698S

?
Manufacturer substitution
This part replaces 222698. 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
Magneto 492341

#333

All parts diagram

Magneto

Part #492341

Replaced by #591459

?
Manufacturer substitution
This part replaces 492341. Substitute parts can look different from the original.
BEST SELLER
$51.94
9% OFF Phone Price : $56.94
In Stock
Carburetor 698787

#121

All parts diagram

Carburetor

Part #698787

Replaced by #796184

?
Manufacturer substitution
This part replaces 698787. Substitute parts can look different from the original.
BEST SELLER
$62.94
7% OFF Phone Price : $67.94
In Stock
Breather Tube 697113

#11

All parts diagram

Breather tube

Part #697113

Replaced by #794683

?
Manufacturer substitution
This part replaces 697113. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$15.09
12% OFF Phone Price : $17.09
In Stock
Lawn & Garden Equipment Engine Alternator 696459

#474

All parts diagram

Lawn & garden equipment engine alternator

Part #696459

Replaced by #592831

?
Manufacturer substitution
This part replaces 696459. Substitute parts can look different from the original.
BEST SELLER
$101.70
9% OFF Phone Price : $111.70
In Stock
Camshaft 698577

#46

All parts diagram

Camshaft

Part #698577

Replaced by #793880

?
Manufacturer substitution
This part replaces 698577. Substitute parts can look different from the original.
BEST SELLER
$101.67
9% OFF Phone Price : $111.67
In Stock

Symptoms for top-mount refrigerators

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

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…

Repair difficulty
Time required
 15 minutes or less
How to replace the evaporator fan motor in a top-freezer refrigerator

How to replace the evaporator fan motor in a top-freezer refrigerator

The evaporator fan motor blows air across the evaporator coils and through the refrigerator cabinet for cooling. Replace…

Repair difficulty
Time required
 15 minutes or less
How to replace the compressor start relay in a top-freezer refrigerator

How to replace the compressor start relay in a top-freezer refrigerator

The compressor start relay starts the compressor and shuts it off if the motor overheats. Replace the start relay if it'…

Repair difficulty
Time required
 15 minutes or less

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

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.…