Briggs & Stratton
Lawn & Garden Engine

Model # 407777-0128 Official Briggs & Stratton engine

Here are the diagrams and repair parts for Official Briggs & Stratton 407777-0128 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 211 parts  |

Fuel Filter 493629
#240

Dipstick and tube assembly diagram

Fuel filter

Part #493629

Replaced by #84001895

?
Manufacturer substitution
This part replaces 493629. Substitute parts can look different from the original.
BEST SELLER
$9.59
9% OFF Phone Price : $10.59
In Stock
Oil Filter 492932
#1027

Dipstick and tube assembly diagram

Oil filter

Part #492932

Replaced by #492932S

?
Manufacturer substitution
This part replaces 492932. Substitute parts can look different from the original.
BEST SELLER
$15.30
12% OFF Phone Price : $17.30
In Stock
Oil Filter 499486
#445

Blower housing diagram

Oil filter

Part #499486

Replaced by #499486S

?
Manufacturer substitution
This part replaces 499486. Substitute parts can look different from the original.
BEST SELLER
$20.90
22% OFF Phone Price : $26.90
In Stock
Fuel Line 298049
#187

Dipstick and tube assembly diagram

Fuel line

Part #298049

Replaced by #791766

?
Manufacturer substitution
This part replaces 298049. 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

Cylinder head 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
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

Starter motor 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
Push Rod 498746
#1026A

Crankshaft diagram

Push rod

Part #498746

Replaced by #690982

?
Manufacturer substitution
This part replaces 498746. Substitute parts can look different from the original.
BEST SELLER
$9.91
9% OFF Phone Price : $10.91
In Stock
Vacuum Hose 281730
#918

Dipstick and tube assembly diagram

Vacuum hose

Part #281730

Replaced by #694000

?
Manufacturer substitution
This part replaces 281730. Substitute parts can look different from the original.
This item is not returnable
$6.89
13% OFF Phone Price : $7.89
In Stock
Stator 393474
#474B

Armature and flywheel diagram

Stator

Part #393474

Replaced by #592831

?
Manufacturer substitution
This part replaces 393474. Substitute parts can look different from the original.
$98.74
11% OFF Phone Price : $110.74
In Stock

Repair guides for side-by-side refrigerators

How to replace an ice dispenser motor in a side-by-side refrigerator

How to replace an ice dispenser motor in a side-by-side refrigerator

If your side-by-side refrigerator isn’t churning out ice, replacing the motor could fix the problem. These steps explain…

Repair difficulty
Time required
 45 minutes or less
How to replace a defrost heater in a side-by-side refrigerator

How to replace a defrost heater in a side-by-side refrigerator

If frost is building up in the freezer of your side-by-side refrigerator, the defrost heater could be faulty. Follow the…

Repair difficulty
Time required
 45 minutes or less
How to replace an evaporator fan motor in a side-by-side refrigerator

How to replace an evaporator fan motor in a side-by-side refrigerator

If your refrigerator isn't as cold as it should be, it could be that the evaporator fan motor isn't circulating air. Thi…

Repair difficulty
Time required
 60 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.…