Lawn & Garden Engine

Model # 121700 TO 121799 (4000-4003) Official Briggs & Stratton engine

Here are the diagrams and repair parts for Official Briggs & Stratton 121700 TO 121799 (4000-4003) engine, as well as links to manuals and error code tables, if available.

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121700 TO 121799 (4000-4003) Engine
Carburetor 490937
#977

Gasket set/carburetor kit diagram

Carburetor

Part #490937

Replaced by #498260

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Manufacturer substitution
This part replaces 490937. Substitute parts can look different from the original.
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$24.53
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Carburetor 492495
#121A

Gasket set/carburetor kit diagram

Carburetor

Part #492495

Replaced by #498260

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Manufacturer substitution
This part replaces 492495. Substitute parts can look different from the original.
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$24.53
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Carburetor Kit 493762
#121

Gasket set/carburetor kit diagram

Carburetor kit

Part #493762

Replaced by #498260

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Manufacturer substitution
This part replaces 493762. Substitute parts can look different from the original.
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$24.53
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Air Cleaner Gasket 272653
Air cleaner gasket

Part #272653

Replaced by #795629

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Manufacturer substitution
This part replaces 272653. Substitute parts can look different from the original.
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This item is not returnable
$4.51
18% OFF Phone Price : $5.51
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Lawn & Garden Equipment Engine Ignition Coil 802574
#333

Brake/armature-magneto diagram

Lawn & garden equipment engine ignition coil

Part #802574

Replaced by #590454

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Manufacturer substitution
This part replaces 802574. Substitute parts can look different from the original.
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$53.78
10% OFF Phone Price : $59.78
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Base Cleaner 496116
#966

Filter/base - air cleaner diagram

Base cleaner

Part #496116

Replaced by #795259

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Manufacturer substitution
This part replaces 496116. Substitute parts can look different from the original.
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$30.25
17% OFF Phone Price : $36.25
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Muffler 490547
#300

Gasket-muffler diagram

Muffler

Part #490547

Replaced by #692038

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Manufacturer substitution
This part replaces 490547. Substitute parts can look different from the original.
$40.58
13% OFF Phone Price : $46.58
In Stock
Seal Int El 270344
Seal int el

Part #270344

Replaced by #270344S

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Manufacturer substitution
This part replaces 270344. Substitute parts can look different from the original.
This item is not returnable
$4.91
17% OFF Phone Price : $5.91
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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
Terminal 493880
#851

Brake/armature-magneto diagram

Terminal

Part #493880

Replaced by #493880S

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Manufacturer substitution
This part replaces 493880. Substitute parts can look different from the original.
This item is not returnable
$4.75
17% OFF Phone Price : $5.75
In Stock

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