Briggs & Stratton
Lawn & Garden Engine

Model # 12C800 TO 12C899 Official Briggs & Stratton engine

Here are the diagrams and repair parts for Official Briggs & Stratton 12C800-TO-12C899 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 247 parts  |

Fuel Cap 397974
#957

Fuel tank and line diagram

Fuel cap

Part #397974

Replaced by #796577

?
Manufacturer substitution
This part replaces 397974. Substitute parts can look different from the original.
BEST SELLER
$20.69
22% OFF Phone Price : $26.69
In Stock
Fuel Filter (red) 298090
#240

Fuel tank and line diagram

Fuel filter (red)

Part #298090

Replaced by #298090S

?
Manufacturer substitution
This part replaces 298090. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$5.31
16% OFF Phone Price : $6.31
In Stock
Air Cleaner Gasket 272653
Air cleaner gasket

Part #272653

Replaced by #795629

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

Governor spring/control bracket 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
$55.39
10% OFF Phone Price : $61.39
In Stock
Lawn & Garden Equipment Engine Recoil Starter Pulley (replaces 263074, 281504, Bs-498144) 498144
#144

Rewind starter diagram

Lawn & garden equipment engine recoil starter pulley (replaces 263074, 281504, bs-498144)

Part #498144

BEST SELLER
$24.47
20% OFF Phone Price : $30.47
In Stock
Lawn & Garden Equipment Engine Recoil Starter (replaces Bs-497680) 497680
#608

Rewind starter diagram

Lawn & garden equipment engine recoil starter (replaces bs-497680)

Part #497680

BEST SELLER
$96.35
11% OFF Phone Price : $108.35
In Stock
Pawl 281505
#459

Rewind starter diagram

Pawl

Part #281505

Replaced by #281505S

?
Manufacturer substitution
This part replaces 281505. Substitute parts can look different from the original.
This item is not returnable
$5.80
15% OFF Phone Price : $6.80
In Stock
Lawn & Garden Equipment Engine Recoil Starter Pawl Friction Plate (replaces 281503, Bs-692299) 692299
#456

Rewind starter diagram

Lawn & garden equipment engine recoil starter pawl friction plate (replaces 281503, bs-692299)

Part #692299

This item is not returnable
$7.89
11% OFF Phone Price : $8.89
In Stock
Muffler 496106
#300

Exhaust muffler diagram

Muffler

Part #496106

Replaced by #692038

?
Manufacturer substitution
This part replaces 496106. Substitute parts can look different from the original.
$44.59
12% OFF Phone Price : $50.59
In Stock
Lawn & Garden Equipment Engine Cylinder Head Gasket (replaces 272916) 692249
Lawn & garden equipment engine cylinder head gasket (replaces 272916)

Part #692249

This item is not returnable
$15.69
11% OFF Phone Price : $17.69
In Stock

Repair guides for electric wall ovens

How to replace a wall oven broil element

How to replace a wall oven broil element

Follow these step-by-step instructions to replace the broiler element in an electric oven.…

Repair difficulty
Time required
 15 minutes or less
How to replace a temperature sensor on an electric wall oven

How to replace a temperature sensor on an electric wall oven

These step-by-step instructions guide you through replacing a temperature sensing probe on an electric wall oven.…

Repair difficulty
Time required
 15 minutes or less
How to replace a wall oven hidden bake element

How to replace a wall oven hidden bake element

These step-by-step instructions guide you through replacing the hidden bake element.…

Repair difficulty
Time required
 30 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.…