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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  |
Plug 394539
#40

Cylinder, crankshaft and engine base group diagram

Plug

Part #394539

Replaced by #796112S

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Manufacturer substitution
This part replaces 394539. 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
Element 271271
#52

Air cleaner-carburetor group diagram

Element

Part #271271

Replaced by #272490S

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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
Starter Gear 280104
#22

Starter motor group diagram

Starter gear

Part #280104

Replaced by #695708

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Manufacturer substitution
This part replaces 280104. Substitute parts can look different from the original.
BEST SELLER
$8.20 | 
11% OFF Phone Price : $9.20
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Start Mower 394808
#18

Starter motor group diagram

Start mower

Part #394808

Replaced by #497596

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Manufacturer substitution
This part replaces 394808. Substitute parts can look different from the original.
BEST SELLER
$110.89 | 
10% OFF Phone Price : $122.89
In Stock
Armature Assembly 394988
#5

Starter motor group diagram

Armature assembly

Part #394988

Replaced by #590781

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Manufacturer substitution
This part replaces 394988. Substitute parts can look different from the original.
$68.78 | 
8% OFF Phone Price : $74.78
In Stock
Armature 394891
#1

Starter motor group diagram

Armature

Part #394891

Replaced by #590781

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Manufacturer substitution
This part replaces 394891. Substitute parts can look different from the original.
$68.78 | 
8% OFF Phone Price : $74.78
In Stock
Cartridge 394018
#62

Air cleaner-carburetor group diagram

Cartridge

Part #394018

Replaced by #394018S

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Manufacturer substitution
This part replaces 394018. Substitute parts can look different from the original.
This item is not returnable
$31.49 | 
16% OFF Phone Price : $37.49
In Stock
Gear 394348
#37

Cylinder, crankshaft and engine base group diagram

Gear

Part #394348

Replaced by #793338

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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

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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

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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

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