Briggs & Stratton
Lawn & Garden Engine

Model # 120502-0255-E1 Official Briggs & Stratton engine

Here are the diagrams and repair parts for Official Briggs & Stratton 120502-0255-E1 engine, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 147 parts  |

Lawn & Garden Equipment Engine Carburetor Rebuild Kit (replaces 493762, 498261) 498260
Lawn & garden equipment engine carburetor rebuild kit (replaces 493762, 498261)

Part #498260

BEST SELLER
$26.03
16% OFF Phone Price : $31.03
In Stock
Gasket Set-c 498261
#977

Carburetor/armature magneto diagram

Gasket set-c

Part #498261

Replaced by #498260

?
Manufacturer substitution
This part replaces 498261. Substitute parts can look different from the original.
BEST SELLER
$26.03
16% OFF Phone Price : $31.03
In Stock
Fuel Cap 397974
#957

Muffler/fuel tank/rewind starter diagram

Fuel cap

Part #397974

Replaced by #796577

?
Manufacturer substitution
This part replaces 397974. Substitute parts can look different from the original.
BEST SELLER
$20.09
20% OFF Phone Price : $25.09
In Stock
Fuel Line (red) 691050
#187

Muffler/fuel tank/rewind starter diagram

Fuel line (red)

Part #691050

Replaced by #791766

?
Manufacturer substitution
This part replaces 691050. Substitute parts can look different from the original.
BEST SELLER
$9.31
10% OFF Phone Price : $10.31
In Stock
Lawn & Garden Equipment Engine Ignition Coil 802574
#333

Carburetor/armature magneto diagram

Lawn & garden equipment engine ignition coil

Part #802574

Replaced by #590454

?
Manufacturer substitution
This part replaces 802574. Substitute parts can look different from the original.
BEST SELLER
$60.07
8% OFF Phone Price : $65.07
In Stock
Lawn & Garden Equipment Engine Fuel Tank (replaces 693377, Bs-699374) 699374
#972

Muffler/fuel tank/rewind starter diagram

Lawn & garden equipment engine fuel tank (replaces 693377, bs-699374)

Part #699374

BEST SELLER
$57.91
8% OFF Phone Price : $62.91
In Stock
Bowl 493640
#975

Carburetor/armature magneto diagram

Bowl

Part #493640

Replaced by #796611

?
Manufacturer substitution
This part replaces 493640. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$8.24
11% OFF Phone Price : $9.24
In Stock
Lawn & Garden Equipment Engine Recoil Starter Pulley (replaces 263074, 281504, Bs-498144) 498144
Lawn & garden equipment engine recoil starter pulley (replaces 263074, 281504, bs-498144)

Part #498144

BEST SELLER
$23.76
17% OFF Phone Price : $28.76
In Stock
Key 222698
#24

Cylinder/crankshaft/sump 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
$2.49
29% OFF Phone Price : $3.49
In Stock
Lawn & Garden Equipment Engine Carburetor Float Bowl Gasket (replaces 280492) 693981
#137

Carburetor/armature magneto diagram

Lawn & garden equipment engine carburetor float bowl gasket (replaces 280492)

Part #693981

BEST SELLER
This item is not returnable
$4.50
18% OFF Phone Price : $5.50
In Stock

Symptoms for electric ranges

Main causes: faulty surface element, burner control switch failure, temperature limiter not working properly, loose wiri…

Main causes: impact from dropping an item on the glass surface, ceramic glass surface flaw, surface element temperature …

Repair guides for electric ranges

How to replace a range hidden bake element

How to replace a range hidden bake element

These step-by-step instructions guide you through replacing the oven hidden bake element in an electric range.…

Repair difficulty
Time required
 30 minutes or less
How to replace an electric range oven door outer glass panel

How to replace an electric range oven door outer glass panel

Learn how to replace a damaged outer window panel on your oven door with these step-by-step instructions. …

Repair difficulty
Time required
 45 minutes or less
How to replace a range glass cooktop

How to replace a range glass cooktop

These step-by-step instructions explain how to replace a damaged ceramic glass cooktop on an electric range. …

Repair difficulty
Time required
 45 minutes or less

Effective articles & videos to help repair your lawn & garden engines

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

What are the main components of a lawn mower?

What are the main components of a lawn mower?

Learn about the main parts of a lawn mower and when to replace parts.…