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Briggs & Stratton
Lawn & Garden Engine

Model # 121700 TO 121799 (4006-4009) Official Briggs & Stratton engine

Here are the diagrams and repair parts for Official Briggs & Stratton 121700-TO-121799-4006-4009 engine, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 210 parts  |
Carburetor Primer 496115
#387

Filter/base - air cleaner diagram

Carburetor primer

Part #496115

Replaced by #694395

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Manufacturer substitution
This part replaces 496115. 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
Carburetor 490937
#977

Gasket set/carburetor kit diagram

Carburetor

Part #490937

Replaced by #498260

?
Manufacturer substitution
This part replaces 490937. Substitute parts can look different from the original.
BEST SELLER
$24.53 | 
20% OFF Phone Price : $30.53
In Stock
Carburetor 492495
#121A

Gasket set/carburetor kit diagram

Carburetor

Part #492495

Replaced by #498260

?
Manufacturer substitution
This part replaces 492495. Substitute parts can look different from the original.
BEST SELLER
$24.53 | 
20% OFF Phone Price : $30.53
In Stock
Fuel Pipe 492790
#187

Seal, o-ring/lin-fuel diagram

Fuel pipe

Part #492790

Replaced by #791766

?
Manufacturer substitution
This part replaces 492790. Substitute parts can look different from the original.
BEST SELLER
$9.59 | 
9% OFF Phone Price : $10.59
In Stock
Lawn & Garden Equipment Engine Carburetor Float (replaces Bs-398187) 398187
Lawn & garden equipment engine carburetor float (replaces bs-398187)

Part #398187

This item is not returnable
$11.96 | 
14% OFF Phone Price : $13.96
In Stock
Screw 94120
#969

Filter/base - air cleaner diagram

Screw

Part #94120

Replaced by #690670

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Manufacturer substitution
This part replaces 94120. Substitute parts can look different from the original.
This item is not returnable
$10.09 | 
17% OFF Phone Price : $12.09
In Stock
Clamp 93053
#601

Seal, o-ring/lin-fuel diagram

Clamp

Part #93053

Replaced by #791850

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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
Lawn & Garden Equipment Engine Blower Housing (replaces 696307) 493294
#304

Flywheel/guard-finger diagram

Lawn & garden equipment engine blower housing (replaces 696307)

Part #493294

$115.03 | 
9% OFF Phone Price : $127.03
In Stock
Governor Link 262579
#201

Bracket-control diagram

Governor link

Part #262579

Replaced by #691829

?
Manufacturer substitution
This part replaces 262579. Substitute parts can look different from the original.
This item is not returnable
$14.39 | 
12% OFF Phone Price : $16.39
In Stock
Seal 280393
Seal

Part #280393

Replaced by #691031

?
Manufacturer substitution
This part replaces 280393. Substitute parts can look different from the original.
This item is not returnable
$7.59 | 
12% OFF Phone Price : $8.59
In Stock

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