Craftsman
Lawn & Garden Engine

Model # 143224402 Official Craftsman 4-cycle engine

Here are the diagrams and repair parts for Official Craftsman 143224402 4-cycle engine, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Showing 10 of 153 parts  |

/carb Float 631023
#14

Carburetor diagram

/carb float

Part #631023

The manufacturer no longer makes this part, and there's no substitute part

Cover 610118
#123

Basic engine diagram

Cover

Part #610118

The manufacturer no longer makes this part, and there's no substitute part

Fitting 631038
#9

Carburetor diagram

Fitting

Part #631038

The manufacturer no longer makes this part, and there's no substitute part

Handle Insert 590443
#15

Unit parts diagram

Handle insert

Part #590443

Replaced by #590701

?
Manufacturer substitution
This part replaces 590443. Substitute parts can look different from the original.
This item is not returnable
$7.80
11% OFF Phone Price : $8.80
In Stock
Handle Assembly 590442
#14

Unit parts diagram

Handle assembly

Part #590442

Replaced by #590701

?
Manufacturer substitution
This part replaces 590442. Substitute parts can look different from the original.
This item is not returnable
$7.80
11% OFF Phone Price : $8.80
In Stock
Element 31410
#54

Basic engine diagram

Element

Part #31410

The manufacturer no longer makes this part, and there's no substitute part

Spring 31672
#9

Basic engine diagram

Spring

Part #31672

The manufacturer no longer makes this part, and there's no substitute part

Governor Gear Assembly 30591
#33

Basic engine diagram

Governor gear assembly

Part #30591

The manufacturer no longer makes this part, and there's no substitute part

/intke Valve 29314A
#5

Basic engine diagram

/intke valve

Part #29314A

The manufacturer no longer makes this part, and there's no substitute part

Gasket 27554
#8

Carburetor diagram

Gasket

Part #27554

The manufacturer no longer makes this part, and there's no substitute part

Symptoms for gas walk-behind mowers

Choose a symptom to see related walk-behind mower repairs.

Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key…

Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade…

Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up…

Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba…

Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent…

Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel…

Repair guides for gas walk-behind mowers

These step-by-step repair guides will help you safely fix what’s broken on your walk-behind lawn mower.

How to replace a lawn mower spark plug

How to replace a lawn mower spark plug

Take a few minutes to replace the spark plug during your lawn mower's annual tune-up or if the spark plug is burnt or cr…

Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower blade

How to replace a lawn mower blade

Check your lawn mower blade regularly and replaced it if it's bent or damaged. …

Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower flywheel key on a flathead engine

How to replace a lawn mower flywheel key on a flathead engine

When you hit a hard object with your mower, the flywheel can shear to protect more expensive components. Learn how to re…

Repair difficulty
Time required
 45 minutes or less

Effective articles & videos to help repair your lawn & garden engines

Use the advice and tips in these articles and videos to get the most out of your walk-behind lawn mower.

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.…