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 # 21R707-0145-G1 Official Briggs & Stratton engine

Here are the diagrams and repair parts for Official Briggs & Stratton 21R707-0145-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 161 parts  |
Briggs & Stratton Lawn & Garden Equipment Engine Starter Motor (replaces 693551, 693699) 593934
#309

Flywheel/ignition/starter diagram

Briggs & stratton lawn & garden equipment engine starter motor (replaces 693551, 693699)

Part #593934

BEST SELLER
$141.49 | 
8% OFF Phone Price : $153.49
In Stock
Lawn & Garden Equipment Engine Starter Drive Assembly 693699
#510

Flywheel/ignition/starter diagram

Lawn & garden equipment engine starter drive assembly

Part #693699

Replaced by #593934

?
Manufacturer substitution
This part replaces 693699. Substitute parts can look different from the original.
BEST SELLER
$141.49 | 
8% OFF Phone Price : $153.49
In Stock
Lawn & Garden Equipment Engine Carburetor Rebuild Kit (replaces 698787, 790032, Bs-699521, Bs-796184) 796184
#121

Carburetor & fuel supply diagram

Lawn & garden equipment engine carburetor rebuild kit (replaces 698787, 790032, bs-699521, bs-796184)

Part #796184

BEST SELLER
$61.84 | 
9% OFF Phone Price : $67.84
In Stock
Briggs & Stratton Lawn & Garden Equipment Engine Air Filter 591583
#445

Blower housing/air cleaner diagram

Briggs & stratton lawn & garden equipment engine air filter

Part #591583

BEST SELLER
This item is not returnable
$25.09 | 
19% OFF Phone Price : $31.09
In Stock
Lawn & Garden Equipment Engine Breather Tube (replaces 697113, Bs-794683) 794683
#11

Cylinder diagram

Lawn & garden equipment engine breather tube (replaces 697113, bs-794683)

Part #794683

This item is not returnable
$15.09 | 
12% OFF Phone Price : $17.09
In Stock
Lawn & Garden Equipment Engine Intake Gasket (replaces 273650) 692137
#51

Cylinder head diagram

Lawn & garden equipment engine intake gasket (replaces 273650)

Part #692137

This item is not returnable
$4.39 | 
19% OFF Phone Price : $5.39
In Stock
Lawn & Garden Equipment Engine Hex Screw (replaces 690960, 692126, 697551, 94744, Bs-691108) 691108
#914

Cylinder head diagram

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
Lawn & Garden Equipment Engine O-ring (replaces 281106, 697891) 691917
#1266

Blower housing/air cleaner diagram

Lawn & garden equipment engine o-ring (replaces 281106, 697891)

Part #691917

This item is not returnable
$6.89 | 
13% OFF Phone Price : $7.89
In Stock
Lawn & Garden Equipment Engine Hex Screw (replaces 555539, 94731, Bs-691061) 691061
#334

Flywheel/ignition/starter diagram

Lawn & garden equipment engine hex screw (replaces 555539, 94731, bs-691061)

Part #691061

This item is not returnable
$5.09 | 
16% OFF Phone Price : $6.09
In Stock
Lawn & Garden Equipment Engine Flywheel Key 591757
#24

Crankshaft diagram

Lawn & garden equipment engine flywheel key

Part #591757

This item is not returnable
$7.87 | 
11% OFF Phone Price : $8.87
In Stock

RECOMMENDED MAINTENANCE PARTS AND ACCESSORIES

Symptoms for top-mount refrigerators

Why is there water in the bottom of the fridge under vegetable drawers?

Main causes: frozen or clogged defrost drain tube, cracked water system tubing…

Read more

Repair guides for top-mount refrigerators

How to replace a refrigerator water valve

How to replace a refrigerator water valve

Replace the water valve that feeds water to the ice maker and water dispenser if it no longer controls the flow of water…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace the compressor run capacitor in a top-freezer refrigerator

How to replace the compressor run capacitor in a top-freezer refrigerator

The run capacitor sends electric current to the compressor motor to help the motor run efficiently. Replace the run capa…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace the defrost thermistor in a top-freezer refrigerator

How to replace the defrost thermistor in a top-freezer refrigerator

The defrost thermistor attaches to the evaporator coil and measures the evaporator coil temperature during defrost.…

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