Lawn & Garden Engine

Model # 422400 TO 422499 (0721-01 - 0721-01 Official Briggs & Stratton gas engine - 0721-01

Here are the diagrams and repair parts for Official Briggs & Stratton 422400 TO 422499 (0721-01 - 0721-01 gas engine - 0721-01, as well as links to manuals and error code tables, if available.

By Schematic
By Part
SELECT DIAGRAM
?

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

Browse Parts for
422400 TO 422499 (0721-01 - 0721-01 Gas Engine - 0721-01
Filter 394358
#67

Air cleaner-carburetor group diagram

Filter

Part #394358

Replaced by #394358S

?
Manufacturer substitution
This part replaces 394358. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$6.47
13% OFF Phone Price : $7.47
In Stock
Element 271271
#52

Air cleaner-carburetor group diagram

Element

Part #271271

Replaced by #272490S

?
Manufacturer substitution
This part replaces 271271. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$6.98
13% OFF Phone Price : $7.98
In Stock
Starter Gear 280104
#22

Starter motor group diagram

Starter gear

Part #280104

Replaced by #695708

?
Manufacturer substitution
This part replaces 280104. Substitute parts can look different from the original.
BEST SELLER
$7.69
12% OFF Phone Price : $8.69
In Stock
Carburetor 394502

#NI

All parts diagram

Carburetor

Part #394502

Replaced by #694056

?
Manufacturer substitution
This part replaces 394502. Substitute parts can look different from the original.
$32.19
16% OFF Phone Price : $38.19
In Stock
Armature 394891
#1

Starter motor group diagram

Armature

Part #394891

Replaced by #590781

?
Manufacturer substitution
This part replaces 394891. Substitute parts can look different from the original.
$64.21
9% OFF Phone Price : $70.21
In Stock
Armature Assembly 394988
#5

Starter motor group diagram

Armature assembly

Part #394988

Replaced by #590781

?
Manufacturer substitution
This part replaces 394988. Substitute parts can look different from the original.
$64.21
9% OFF Phone Price : $70.21
In Stock
Gear 394348
#37

Cylinder, crankshaft and engine base group diagram

Gear

Part #394348

Replaced by #793338

?
Manufacturer substitution
This part replaces 394348. Substitute parts can look different from the original.
$31.42
16% OFF Phone Price : $37.42
In Stock
Terminal Cable 221798
#3

Starter motor group diagram

Terminal cable

Part #221798

Replaced by #493880S

?
Manufacturer substitution
This part replaces 221798. Substitute parts can look different from the original.
This item is not returnable
$4.75
17% OFF Phone Price : $5.75
In Stock
Oil Seal 391086
#2

Cylinder, crankshaft and engine base group diagram

Oil seal

Part #391086

Replaced by #391086S

?
Manufacturer substitution
This part replaces 391086. Substitute parts can look different from the original.
This item is not returnable
$9.69
9% OFF Phone Price : $10.69
In Stock
Oil Seal 68838
#45

Cylinder, crankshaft and engine base group diagram

Oil seal

Part #68838

Replaced by #281370S

?
Manufacturer substitution
This part replaces 68838. Substitute parts can look different from the original.
This item is not returnable
$11.80
14% OFF Phone Price : $13.80
In Stock

Repair guides for electric wall ovens

How to replace a wall oven broil element

How to replace a wall oven broil element

Follow these step-by-step instructions to replace the broiler element in an electric oven.…

Repair difficulty
Time required
 15 minutes or less
How to replace a temperature sensor on an electric wall oven

How to replace a temperature sensor on an electric wall oven

These step-by-step instructions guide you through replacing a temperature sensing probe on an electric wall oven.…

Repair difficulty
Time required
 15 minutes or less
How to replace a wall oven hidden bake element

How to replace a wall oven hidden bake element

These step-by-step instructions guide you through replacing the hidden bake element.…

Repair difficulty
Time required
 30 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.…