Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
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 # 185400 TO 185499 (0412-0599) Official Briggs & Stratton engine

Here are the diagrams and repair parts for Official Briggs & Stratton 185400-TO-185499-0412-0599 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 393 parts  |
Lawn & Garden Equipment Engine Air Filter 491588
#445A

Cover-air cleaner diagram

Lawn & garden equipment engine air filter

Part #491588

Replaced by #491588S

?
Manufacturer substitution
This part replaces 491588. Substitute parts can look different from the original.
BEST SELLER

Get free shipping with Automatic Reorder

$9.24 | 
10% OFF Phone Price : $10.24
In Stock
Fuel Filter 493629
#240A

Fuel line diagram

Fuel filter

Part #493629

Replaced by #84001895

?
Manufacturer substitution
This part replaces 493629. Substitute parts can look different from the original.
BEST SELLER
$9.59 | 
9% OFF Phone Price : $10.59
In Stock
Fuel Filter (red) 298090
#240

Fuel 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
Lawn & Garden Equipment Engine Voltage Regulator 691185
#501

Bracket mounting/regulator diagram

Lawn & garden equipment engine voltage regulator

Part #691185

Replaced by #845907

?
Manufacturer substitution
This part replaces 691185. Substitute parts can look different from the original.
$67.66 | 
8% OFF Phone Price : $73.66
In Stock
Clamp 93053
#601C

Fuel line diagram

Clamp

Part #93053

Replaced by #791850

?
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
Screw 93705
#346

Muffler and guard - high mount diagram

Screw

Part #93705

Replaced by #690661

?
Manufacturer substitution
This part replaces 93705. Substitute parts can look different from the original.
This item is not returnable
$5.09 | 
16% OFF Phone Price : $6.09
In Stock
Craftsman Muffler Guard 710334
#832

Muffler and guard - high mount diagram

Craftsman muffler guard

Part #710334

$114.26
In Stock
Retainer 710359
#773

Motor-starter diagram

Retainer

Part #710359

$10.17
In Stock
Valve Seal 710863
Valve seal

Part #710863

$20.77
In Stock
Spacer Tank 710159
#668

Fuel line diagram

Spacer tank

Part #710159

$9.71
In Stock

Repair guides for front-engine lawn tractors

How to replace a ground drive belt on a riding lawn mower

How to replace a ground drive belt on a riding lawn mower

Replace the ground drive belt if it's broken or too worn to spin the transaxle pulley.…

Read more
Repair difficulty
Time required
 45 minutes or less
How to replace a blade clutch cable on a riding lawn mower

How to replace a blade clutch cable on a riding lawn mower

If the blades don't spin on your riding mower when you shift the lever, the blade clutch cable could be broken. Here’s h…

Read more
Repair difficulty
Time required
 30 minutes or less
How to replace a riding lawn mower blade drive belt

How to replace a riding lawn mower blade drive belt

Replace the blade drive belt if it's broken or won't spin the cutting blades because of wear.…

Read more
Repair difficulty
Time required
 45 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