Can’t find your part?   Contact us:+1-309-603-4777
Sears Parts Direct
Tips to find your model number
Orders

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
Briggs & Stratton
Lawn & Garden Engine

Model # 81900 TO 81997 (0110 - 0153) Official Briggs & Stratton gas engine

Here are the diagrams and repair parts for Official Briggs & Stratton 81900-TO-81997-0110-0153 gas 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 194 parts  |
Flywheel Key 61760

#24

All parts diagram

Flywheel key

Part #61760

Replaced by #222698S

?
Manufacturer substitution
This part replaces 61760. 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
Elbow Sp Plg 66538

#635

All parts diagram

Elbow sp plg

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
Plug Spark 29693

#337

All parts diagram

Plug spark

Part #29693

Replaced by #CJ8

?
Manufacturer substitution
This part replaces 29693. Substitute parts can look different from the original.
This item is not returnable
$2.15 | 
55% OFF MSRP : $4.80
In Stock
Plug Oil Fil 66768

#21

All parts diagram

Plug oil fil

Part #66768

Replaced by #281658S

?
Manufacturer substitution
This part replaces 66768. Substitute parts can look different from the original.
This item is not returnable
$5.79 | 
15% OFF Phone Price : $6.79
In Stock
Washer 22235

#148

All parts diagram

Washer

Part #22235

Replaced by #272235S

?
Manufacturer substitution
This part replaces 22235. Substitute parts can look different from the original.
This item is not returnable
$10.69 | 
16% OFF Phone Price : $12.69
In Stock
Screw Sem 93294

#508

All parts diagram

Screw sem

Part #93294

Replaced by #692198

?
Manufacturer substitution
This part replaces 93294. Substitute parts can look different from the original.
This item is not returnable
$8.59 | 
10% OFF Phone Price : $9.59
In Stock
Clutch Str 298310

#66

All parts diagram

Clutch str

Part #298310

Replaced by #399671

?
Manufacturer substitution
This part replaces 298310. Substitute parts can look different from the original.
$40.49 | 
11% OFF Phone Price : $45.49
In Stock
Screw Mtg 93158

#305

All parts diagram

Screw mtg

Part #93158

Replaced by #692198

?
Manufacturer substitution
This part replaces 93158. Substitute parts can look different from the original.
This item is not returnable
$8.59 | 
10% OFF Phone Price : $9.59
In Stock
Part 27910

#394

All parts diagram

Part

Part #27910

Replaced by #270026

?
Manufacturer substitution
This part replaces 27910. Substitute parts can look different from the original.
This item is not returnable
$5.66 | 
15% OFF Phone Price : $6.66
In Stock
Cap Spring 221377

#432

All parts diagram

Cap spring

Part #221377

Replaced by #690766

?
Manufacturer substitution
This part replaces 221377. Substitute parts can look different from the original.
This item is not returnable
$6.49 | 
13% OFF Phone Price : $7.49
In Stock

Symptoms for top-mount refrigerators

Why is there water in the bottom of the fridge under vegetable drawers?

Main causes: frozen or clogged defrost drain tube, cracked water system tubing…

Read more

Repair guides for top-mount refrigerators

How to replace a door gasket in a top-freezer refrigerator

How to replace a door gasket in a top-freezer refrigerator

The door gasket seals the gap around the door to keep the cold air in and the warm air out. It’s easy to replace a worn …

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace the defrost thermistor in a top-freezer refrigerator

How to replace the defrost thermistor in a top-freezer refrigerator

The defrost thermistor attaches to the evaporator coil and measures the evaporator coil temperature during defrost.…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace the defrost heater in a top-freezer refrigerator

How to replace the defrost heater in a top-freezer refrigerator

The refrigerator defrost heater melts frost from the freezer’s evaporator fins. Replace the defrost heater if it doesn't…

Read more
Repair difficulty
Time required
 30 minutes or less

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

View all
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.…

Read more
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.…

Read more

Parts & More