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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  |
Filter 394358
#67

Air cleaner-carburetor group diagram

Filter

Part #394358

Replaced by #394358S

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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
Key 222698
#57

Cylinder, crankshaft and engine base group 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
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
$114.22 | 
10% OFF Phone Price : $126.22
In Stock
Carburetor 394502

#NI

All parts diagram

Carburetor

Part #394502

Replaced by #694056

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Manufacturer substitution
This part replaces 394502. Substitute parts can look different from the original.
BEST SELLER
$34.99 | 
15% OFF Phone Price : $40.99
In Stock
Elbow Spacer Plug 66538
#55

Cylinder, crankshaft and engine base group diagram

Elbow spacer plug

Part #66538

Replaced by #66538S

?
Manufacturer substitution
This part replaces 66538. Substitute parts can look different from the original.
This item is not returnable
$5.11 | 
16% OFF Phone Price : $6.11
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
Cartridge 394018
#62

Air cleaner-carburetor group diagram

Cartridge

Part #394018

Replaced by #394018S

?
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
Lawn & Garden Equipment Engine Flywheel Puller, Large 19203
#14

Starter motor group diagram

Lawn & garden equipment engine flywheel puller, large

Part #19203

This item is not returnable
$25.45 | 
19% OFF Phone Price : $31.45
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
Gasket 270983
#6

Cylinder, crankshaft and engine base group diagram

Gasket

Part #270983

Replaced by #271868S

?
Manufacturer substitution
This part replaces 270983. Substitute parts can look different from the original.
This item is not returnable
$13.80 | 
13% OFF Phone Price : $15.80
In Stock

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