Briggs & Stratton
Lawn & Garden Engine

Model # 31P677-3373-G1 Official Briggs & Stratton engine

Here are the diagrams and repair parts for Official Briggs & Stratton 31P677-3373-G1 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 197 parts  |

Lawn & Garden Equipment Engine Oil Filter (replaces 697547, 795890, Bs-696854) 696854
#1027A

Cylinder/crankshaft/sump diagram

Lawn & garden equipment engine oil filter (replaces 697547, 795890, bs-696854)

Part #696854

BEST SELLER
$17.93
10% OFF Phone Price : $19.93
In Stock
Craftsman Lawn & Garden Equipment Engine Oil Filter (replaces 24603, 492932, 691041, 7045184yp, Bs-492932s) 492932S
#1027

Cylinder/crankshaft/sump diagram

Craftsman lawn & garden equipment engine oil filter (replaces 24603, 492932, 691041, 7045184yp, bs-492932s)

Part #492932S

BEST SELLER
$15.30
12% OFF Phone Price : $17.30
In Stock
Lawn & Garden Equipment Engine Pre-filter (replaces 274874, Bs-697015) 697015
#967

Muffler/blower housing diagram

Lawn & garden equipment engine pre-filter (replaces 274874, bs-697015)

Part #697015

BEST SELLER
$7.21
12% OFF Phone Price : $8.21
In Stock
Lawn & Garden Equipment Engine Exhaust Gasket (replaces 272293, 91309, Bs-692236) 692236
Lawn & garden equipment engine exhaust gasket (replaces 272293, 91309, bs-692236)

Part #692236

BEST SELLER
$6.56
13% OFF Phone Price : $7.56
In Stock
Lawn & Garden Equipment Engine Rocker Arm Cover Gasket (replaces 272475, 692285) 272475S
Lawn & garden equipment engine rocker arm cover gasket (replaces 272475, 692285)

Part #272475S

BEST SELLER
$7.56
12% OFF Phone Price : $8.56
In Stock
Lawn & Garden Equipment Engine Crankcase Gasket 697110
#12

Cylinder/crankshaft/sump diagram

Lawn & garden equipment engine crankcase gasket

Part #697110

BEST SELLER
$9.02
10% OFF Phone Price : $10.02
In Stock
Lawn & Garden Equipment Engine Flywheel Assembly (replaces 697853, 699708, 794436, 796083) 796201
#1005A

Flywheel diagram

Lawn & garden equipment engine flywheel assembly (replaces 697853, 699708, 794436, 796083)

Part #796201

BEST SELLER
$34.37
15% OFF Phone Price : $40.37
In Stock
Lawn & Garden Equipment Engine Carburetor Rebuild Kit (replaces 698787, 790032, Bs-699521, Bs-796184) 796184
#121A

Carburetor diagram

Lawn & garden equipment engine carburetor rebuild kit (replaces 698787, 790032, bs-699521, bs-796184)

Part #796184

BEST SELLER
$61.84
9% OFF Phone Price : $67.84
In Stock
Lawn & Garden Equipment Engine Exhaust Valve Push Rod (replaces 495136) 692011
#1026A

Cylinder head diagram

Lawn & garden equipment engine exhaust valve push rod (replaces 495136)

Part #692011

BEST SELLER
This item is not returnable
$13.23
13% OFF Phone Price : $15.23
In Stock
Lawn & Garden Equipment Engine Breather Tube (replaces 697113, Bs-794683) 794683
#11

Cylinder/crankshaft/sump diagram

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

Part #794683

This item is not returnable
$15.09
12% OFF Phone Price : $17.09
In Stock

Symptoms for upright freezers

Main causes: clogged or frozen defrost drain tube…

Repair guides for upright freezers

How to replace a freezer door switch

How to replace a freezer door switch

When the door switch fails, the freezer can’t detect that the door is closed. Follow the steps in this repair guide to r…

Repair difficulty
Time required
 15 minutes or less
How to replace a freezer thermistor

How to replace a freezer thermistor

When the thermistor can’t sense the freezer temperature, the freezer is colder or warmer than the set temperature. Follo…

Repair difficulty
Time required
 45 minutes or less
How to replace a freezer evaporator fan

How to replace a freezer evaporator fan

Air won’t circulate to cool the freezer properly when the evaporator fan fails. Follow these step-by-step instructions t…

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.…