Briggs & Stratton
Lawn & Garden Engine

Model # 407777-0120-E1 Official Briggs & Stratton engine

Here are the diagrams and repair parts for Official Briggs & Stratton 407777-0120-E1 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 186 parts  |

Lawn & Garden Equipment Engine Inline Fuel Filter 691035

#240

All parts diagram

Lawn & garden equipment engine inline fuel filter

Part #691035

Replaced by #84001895

?
Manufacturer substitution
This part replaces 691035. Substitute parts can look different from the original.
BEST SELLER
$9.59
9% OFF Phone Price : $10.59
In Stock
Oil Filter 691041

#1027

All parts diagram

Oil filter

Part #691041

Replaced by #492932S

?
Manufacturer substitution
This part replaces 691041. Substitute parts can look different from the original.
BEST SELLER
$15.30
12% OFF Phone Price : $17.30
In Stock
Air Filter 691007

#445

All parts diagram

Air filter

Part #691007

Replaced by #499486S

?
Manufacturer substitution
This part replaces 691007. Substitute parts can look different from the original.
BEST SELLER
$20.90
22% OFF Phone Price : $26.90
In Stock
Fuel Pump 691034

#387

All parts diagram

Fuel pump

Part #691034

Replaced by #597338

?
Manufacturer substitution
This part replaces 691034. Substitute parts can look different from the original.
BEST SELLER
$31.20
16% OFF Phone Price : $37.20
In Stock
Fuel Line (red) 691050

#187

All parts diagram

Fuel line (red)

Part #691050

Replaced by #791766

?
Manufacturer substitution
This part replaces 691050. Substitute parts can look different from the original.
BEST SELLER
$9.59
9% OFF Phone Price : $10.59
In Stock
Lawn & Garden Equipment Engine Spark Plug (replaces Bs-691043) 691043

#337

All parts diagram

Lawn & garden equipment engine spark plug (replaces bs-691043)

Part #691043

BEST SELLER

Get free shipping with Automatic Reorder

$7.27
12% OFF Phone Price : $8.27
In Stock
Oil Seal 690947

#20

All parts diagram

Oil seal

Part #690947

Replaced by #795387

?
Manufacturer substitution
This part replaces 690947. Substitute parts can look different from the original.
BEST SELLER
$9.02
10% OFF Phone Price : $10.02
In Stock
Starter Motor 691262

#309

All parts diagram

Starter motor

Part #691262

Replaced by #795121

?
Manufacturer substitution
This part replaces 691262. Substitute parts can look different from the original.
BEST SELLER
$165.53
7% OFF Phone Price : $177.53
In Stock
Lawn & Garden Equipment Engine Intake Valve Push Rod (replaces 498746) 690982

#1026A

All parts diagram

Lawn & garden equipment engine intake valve push rod (replaces 498746)

Part #690982

BEST SELLER
$9.91
9% OFF Phone Price : $10.91
In Stock
Vacuum Hose 691040

#918

All parts diagram

Vacuum hose

Part #691040

Replaced by #694000

?
Manufacturer substitution
This part replaces 691040. Substitute parts can look different from the original.
This item is not returnable
$6.89
13% OFF Phone Price : $7.89
In Stock

Symptoms for gas ranges

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

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

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.…

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…

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.…

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.…