Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
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 # 303777-0015-02 Official Briggs & Stratton engine

Here are the diagrams and repair parts for Official Briggs & Stratton 303777-0015-02 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 188 parts  |
Flat Pump Assembly 491922
#17

Carburetor diagram

Flat pump assembly

Part #491922

Replaced by #597338

?
Manufacturer substitution
This part replaces 491922. Substitute parts can look different from the original.
BEST SELLER
$31.20 | 
16% OFF Phone Price : $37.20
In Stock
Motor 399169
#1

Starter assembly diagram

Motor

Part #399169

Replaced by #795121

?
Manufacturer substitution
This part replaces 399169. Substitute parts can look different from the original.
BEST SELLER
$165.53 | 
7% OFF Phone Price : $177.53
In Stock
Regulator 394890
#43

Carburetor diagram

Regulator

Part #394890

Replaced by #845907

?
Manufacturer substitution
This part replaces 394890. Substitute parts can look different from the original.
$67.66 | 
8% OFF Phone Price : $73.66
In Stock
Terminal Cable 221798
#15

Carburetor diagram

Terminal cable

Part #221798

Replaced by #493880S

?
Manufacturer substitution
This part replaces 221798. Substitute parts can look different from the original.
This item is not returnable
$4.75 | 
17% OFF Phone Price : $5.75
In Stock
Clamp 93053
#5

Carburetor diagram

Clamp

Part #93053

Replaced by #791850

?
Manufacturer substitution
This part replaces 93053. Substitute parts can look different from the original.
This item is not returnable
$4.74 | 
17% OFF Phone Price : $5.74
In Stock
Elbow 805529
#15

Cylinder assembly diagram

Elbow

Part #805529

Replaced by #692076

?
Manufacturer substitution
This part replaces 805529. Substitute parts can look different from the original.
This item is not returnable
$10.29 | 
16% OFF Phone Price : $12.29
In Stock
Drive 490421
#13

Starter assembly diagram

Drive

Part #490421

Replaced by #696540

?
Manufacturer substitution
This part replaces 490421. Substitute parts can look different from the original.
$39.79 | 
13% OFF Phone Price : $45.79
In Stock
Kit 490467
#12

Starter assembly diagram

Kit

Part #490467

Replaced by #696540

?
Manufacturer substitution
This part replaces 490467. Substitute parts can look different from the original.
$39.79 | 
13% OFF Phone Price : $45.79
In Stock
Clutch 398003
#10

Starter assembly diagram

Clutch

Part #398003

Replaced by #692024

?
Manufacturer substitution
This part replaces 398003. Substitute parts can look different from the original.
This item is not returnable
$27.29 | 
18% OFF Phone Price : $33.29
In Stock
Stator 393295
#38

Carburetor diagram

Stator

Part #393295

Replaced by #592830

?
Manufacturer substitution
This part replaces 393295. Substitute parts can look different from the original.
$133.69 | 
8% OFF Phone Price : $145.69
In Stock

Symptoms for gas ranges

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

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

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 gas range oven control board

How to replace a gas range oven control board

These step-by-step instructions explain how to replace an oven control board on a gas range…

Read more
Repair difficulty
Time required
 15 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