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 # 40R877-0019-B1 Official Briggs & Stratton engine

Here are the diagrams and repair parts for Official Briggs & Stratton 40R877-0019-B1 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 191 parts  |
Lawn & Garden Equipment Engine Fuel Pump Assembly 808656

#387

All parts diagram

Lawn & garden equipment engine fuel pump assembly

Part #808656

Replaced by #597338

?
Manufacturer substitution
This part replaces 808656. Substitute parts can look different from the original.
BEST SELLER
$30.26 | 
17% OFF Phone Price : $36.26
In Stock
Lawn & Garden Equipment Engine Starter Motor (replaces 392744, 392749, 494325) 497595

#309

All parts diagram

Lawn & garden equipment engine starter motor (replaces 392744, 392749, 494325)

Part #497595

BEST SELLER
$105.80 | 
10% OFF Phone Price : $117.80
In Stock
Lawn & Garden Equipment Engine Starter Pinion Gear (replaces 693058, 693059, 75264) 695708

#783

All parts diagram

Lawn & garden equipment engine starter pinion gear (replaces 693058, 693059, 75264)

Part #695708

BEST SELLER
$8.20 | 
11% OFF Phone Price : $9.20
In Stock
Vacuum Hose 797408

#918

All parts diagram

Vacuum hose

Part #797408

Replaced by #596163

?
Manufacturer substitution
This part replaces 797408. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$11.78 | 
15% OFF Phone Price : $13.78
In Stock
Lawn & Garden Equipment Engine Rocker Arm Cover Gasket (replaces 273486) 690971

#1022

All parts diagram

Lawn & garden equipment engine rocker arm cover gasket (replaces 273486)

Part #690971

BEST SELLER
$9.02 | 
10% OFF Phone Price : $10.02
In Stock
Lawn & Garden Equipment Engine Voltage Regulator (replaces 797375, Bs-797375, Bs-845907) 845907

#501

All parts diagram

Lawn & garden equipment engine voltage regulator (replaces 797375, bs-797375, bs-845907)

Part #845907

$67.66 | 
8% OFF Phone Price : $73.66
In Stock
Crankcase Gasket 591911

#12

All parts diagram

Crankcase gasket

Part #591911

Replaced by #594195

?
Manufacturer substitution
This part replaces 591911. Substitute parts can look different from the original.
$56.79 | 
10% OFF Phone Price : $62.79
In Stock
Lawn & Garden Equipment Engine Cylinder Head 796231

#5

All parts diagram

Lawn & garden equipment engine cylinder head

Part #796231

Replaced by #84001918

?
Manufacturer substitution
This part replaces 796231. Substitute parts can look different from the original.
$219.50 | 
5% OFF Phone Price : $231.50
In Stock
Lawn & Garden Equipment Engine Governed Idle Spring 691019

#211

All parts diagram

Lawn & garden equipment engine governed idle spring

Part #691019

This item is not returnable
$8.09 | 
11% OFF Phone Price : $9.09
In Stock
Lawn & Garden Equipment Engine Hex Screw (replaces 690960, 692126, 697551, 94744, Bs-691108) 691108
Lawn & garden equipment engine hex screw (replaces 690960, 692126, 697551, 94744, bs-691108)

Part #691108

This item is not returnable
$5.09 | 
16% OFF Phone Price : $6.09
In Stock

RECOMMENDED MAINTENANCE PARTS AND ACCESSORIES

Symptoms for gas ranges

Why won't my range's gas burner spark or ignite?

Main causes: burner igniter switch failure, bad spark module, dirty or damaged spark electrode, wiring failure…

Read more

Why isn't my range's gas burner heating properly?

Main causes: gas supply problem, faulty pressure regulator, clogs in burner or orifice, control system failure, faulty t…

Read more

Repair guides for gas ranges

How to replace oven door hinges on a gas range

How to replace oven door hinges on a gas range

See how to replace the oven door hinges on a gas range yourself, in just 30 minutes.…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a range spark igniter switch

How to replace a range spark igniter switch

Follow these steps to replace the spark igniter switch—sometimes called a burner switch or spark switch—on a gas or dual…

Read more
Repair difficulty
Time required
 60 minutes or less
How to replace a range spark igniter electrode

How to replace a range spark igniter electrode

Learn how to replace the spark igniter electrode for the surface burners on a gas range or dual-fuel 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