Briggs & Stratton
Lawn & Garden Engine

Model # 44S877-0021-G1 Official Briggs & Stratton engine

Here are the diagrams and repair parts for Official Briggs & Stratton 44S877-0021-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 195 parts  |

Oil Filter 795890

#1027

All parts diagram

Oil filter

Part #795890

Replaced by #696854

?
Manufacturer substitution
This part replaces 795890. Substitute parts can look different from the original.
BEST SELLER
$16.44
11% OFF Phone Price : $18.44
In Stock
Lawn & Garden Equipment Engine Fuel Filter 695666

#240

All parts diagram

Lawn & garden equipment engine fuel filter

Part #695666

Replaced by #845125

?
Manufacturer substitution
This part replaces 695666. Substitute parts can look different from the original.
BEST SELLER
$9.27
10% OFF Phone Price : $10.27
In Stock
Lawn & Garden Equipment Engine Fuel Line (replaces 1734994sm, 327290ma, 691050, 7012638yp, 7032016yp, 7032956yp, 7041996yp, 7076272yp, 7077351yp, 791866, 798512, 809322, 809499) 791766

#187

All parts diagram

Lawn & garden equipment engine fuel line (replaces 1734994sm, 327290ma, 691050, 7012638yp, 7032016yp, 7032956yp, 7041996yp, 7076272yp, 7077351yp, 791866, 798512, 809322, 809499)

Part #791766

BEST SELLER
$9.31
10% OFF Phone Price : $10.31
In Stock
Lawn & Garden Equipment Engine Air Filter 593240

#445

All parts diagram

Lawn & garden equipment engine air filter

Part #593240

BEST SELLER
$31.86
14% OFF Phone Price : $36.86
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
$107.89
8% OFF Phone Price : $117.89
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
$2.49
29% OFF Phone Price : $3.49
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
27% OFF Was : $11.29
In Stock
Lawn & Garden Equipment Engine Spark Plug 792015

#337

All parts diagram

Lawn & garden equipment engine spark plug

Part #792015

BEST SELLER
$11.11
15% OFF Phone Price : $13.11
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
$8.14
11% OFF Phone Price : $9.14
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.
BEST SELLER
$56.79
8% OFF Phone Price : $61.79
In Stock

Symptoms for gas cooktops

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

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

Main causes: stuck burner igniter switch, wet igniter switch contacts, faulty spark module…

Repair guides for gas cooktops

How to replace a spark igniter switch on a gas cooktop

How to replace a spark igniter switch on a gas cooktop

Follow these step-by-step instructions to fix the surface burner ignition system on your gas cooktop by replacing the sp…

Repair difficulty
Time required
 45 minutes or less
How to replace a spark module on a gas cooktop

How to replace a spark module on a gas cooktop

No flame on your gas cooktop? Installing a new spark module could be the fix you need.…

Repair difficulty
Time required
 30 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.…