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Briggs & Stratton
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.

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Model diagram and schematic

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Showing 10 of 185 parts  |
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
$6.98 | 
13% OFF Phone Price : $7.98
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.
BEST SELLER
$36.07 | 
14% OFF Phone Price : $42.07
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.
$68.78 | 
8% OFF Phone Price : $74.78
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.
$68.78 | 
8% OFF Phone Price : $74.78
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 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
Clamp 93053
Clamp

Part #93053

Replaced by #791850

?
Manufacturer substitution
This part replaces 93053. Substitute parts can look different from the original.
This item is not returnable
$4.74 | 
17% OFF Phone Price : $5.74
In Stock
Drive 396865
#34

Starter motor group diagram

Drive

Part #396865

Replaced by #696540

?
Manufacturer substitution
This part replaces 396865. Substitute parts can look different from the original.
$39.79 | 
13% OFF Phone Price : $45.79
In Stock
Spring Kit 393254
#25

Starter motor group diagram

Spring kit

Part #393254

The manufacturer no longer makes this part, and there's no substitute part

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