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 # 31P677-1373-B2 Official Briggs & Stratton engine

Here are the diagrams and repair parts for Official Briggs & Stratton 31P677-1373-B2 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 Fuel Filter (replaces 2173206, 2173206sm, 394358, 692064, 7014359, 7014359yp, 75213, Bs-394358s) 394358S

#240

All parts diagram

Lawn & garden equipment engine fuel filter (replaces 2173206, 2173206sm, 394358, 692064, 7014359, 7014359yp, 75213, bs-394358s)

Part #394358S

BEST SELLER
$6.67 | 
13% OFF Phone Price : $7.67
In Stock
Lawn & Garden Equipment Engine Crankcase Gasket 697110

#12

All parts diagram

Lawn & garden equipment engine crankcase gasket

Part #697110

BEST SELLER
$9.02 | 
10% OFF Phone Price : $10.02
In Stock
Armature 795315

#333

All parts diagram

Armature

Part #795315

Replaced by #595304

?
Manufacturer substitution
This part replaces 795315. Substitute parts can look different from the original.
BEST SELLER
$51.70 | 
10% OFF Phone Price : $57.70
In Stock
Lawn & Garden Equipment Engine Oil Seal (replaces 791892, Bs-795387) 795387

#20

All parts diagram

Lawn & garden equipment engine oil seal (replaces 791892, bs-795387)

Part #795387

BEST SELLER
$9.02 | 
10% OFF Phone Price : $10.02
In Stock
Lawn & Garden Equipment Engine Flywheel Key (replaces 222698, 690974, Bs-222698s) 222698S

#24

All parts diagram

Lawn & garden equipment engine flywheel key (replaces 222698, 690974, bs-222698s)

Part #222698S

BEST SELLER
This item is not returnable
$3.29 | 
23% OFF Phone Price : $4.29
In Stock
Lawn & Garden Equipment Engine Breather Tube (replaces 697113, Bs-794683) 794683

#11

All parts diagram

Lawn & garden equipment engine breather tube (replaces 697113, bs-794683)

Part #794683

BEST SELLER
This item is not returnable
$15.09 | 
12% OFF Phone Price : $17.09
In Stock
Lawn & Garden Equipment Engine Fuel Line (replaces 697907, 698819, 698821, 699331, Bs-697098, Bs-699331) 791805

#187

All parts diagram

Lawn & garden equipment engine fuel line (replaces 697907, 698819, 698821, 699331, bs-697098, bs-699331)

Part #791805

This item is not returnable
$30.44 | 
16% OFF Phone Price : $36.44
In Stock
Lawn & Garden Equipment Engine Wire Harness (replaces Bs-698329) 698329

#789

All parts diagram

Lawn & garden equipment engine wire harness (replaces bs-698329)

Part #698329

$55.89 | 
10% OFF Phone Price : $61.89
In Stock
Lawn & Garden Equipment Engine Oil Seal (replaces 391086, 690926, Bs-391086s) 391086S

#3

All parts diagram

Lawn & garden equipment engine oil seal (replaces 391086, 690926, bs-391086s)

Part #391086S

This item is not returnable
$9.69 | 
9% OFF Phone Price : $10.69
In Stock
Lawn & Garden Equipment Engine Carburetor Float Bowl Gasket 698781

#137

All parts diagram

Lawn & garden equipment engine carburetor float bowl gasket

Part #698781

This item is not returnable
$16.06 | 
11% OFF Phone Price : $18.06
In Stock

RECOMMENDED MAINTENANCE PARTS AND ACCESSORIES

Symptoms for electric ranges

Why doesn't my electric range's surface element heat properly?

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

Read more

Should I replace a damaged glass cooktop?

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

Read more

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.…

Read more
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. …

Read more
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. …

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