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Craftsman
Lawn & Garden Engine

Model # 143354372 Official Craftsman 4-cycle engine

Here are the diagrams and repair parts for Official Craftsman 143354372 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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ALL PARTS
Showing 10 of 144 parts  |
Lawn & Garden Equipment Engine Carburetor Gasket (replaces 27141) 26756
#88

Engine diagram

Lawn & garden equipment engine carburetor gasket (replaces 27141)

Part #26756

BEST SELLER
This item is not returnable
$3.64 | 
23% OFF MSRP : $4.70
In Stock
Lamination 34443A
#117

Engine diagram

Lamination

Part #34443A

Replaced by #34443D

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Manufacturer substitution
This part replaces 34443A. Substitute parts can look different from the original.
BEST SELLER
$47.72 | 
9% OFF Phone Price : $52.72
In Stock
Float 632019
#14

Carburetor diagram

Float

Part #632019

Replaced by #632019A

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Manufacturer substitution
This part replaces 632019. Substitute parts can look different from the original.
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$8.89 | 
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Carburetor 632389
#27

Carburetor diagram

Carburetor

Part #632389

Replaced by #632795A

?
Manufacturer substitution
This part replaces 632389. Substitute parts can look different from the original.
BEST SELLER
$82.48 | 
14% OFF MSRP : $96.00
In Stock
Governor Link 34336
#75

Engine diagram

Governor link

Part #34336

Replaced by #34336A

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Manufacturer substitution
This part replaces 34336. Substitute parts can look different from the original.
This item is not returnable
$2.49 | 
29% OFF Phone Price : $3.49
In Stock
Lawn & Garden Equipment Engine Flywheel Key (replaces 02-403) 611004
#42

Engine diagram

Lawn & garden equipment engine flywheel key (replaces 02-403)

Part #611004

This item is not returnable
$2.49 | 
29% OFF Phone Price : $3.49
In Stock
Drain Plug 27244
#28

Engine diagram

Drain plug

Part #27244

Replaced by #36083

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Manufacturer substitution
This part replaces 27244. Substitute parts can look different from the original.
This item is not returnable
$7.89 | 
11% OFF Phone Price : $8.89
In Stock
Flange Gasket 26750A
#24

Engine diagram

Flange gasket

Part #26750A

Replaced by #37609

?
Manufacturer substitution
This part replaces 26750A. Substitute parts can look different from the original.
This item is not returnable
$2.25
In Stock
Fuel Fitting 631775
#26

Carburetor diagram

Fuel fitting

Part #631775

Replaced by #632527

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Manufacturer substitution
This part replaces 631775. Substitute parts can look different from the original.
This item is not returnable
$9.59 | 
9% OFF Phone Price : $10.59
In Stock
Lawn & Garden Equipment Engine Governor Control Lever Clamp 31335
#36

Engine diagram

Lawn & garden equipment engine governor control lever clamp

Part #31335

This item is not returnable
$2.16
In Stock

Symptoms for gas walk-behind mowers

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

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Why does my lawn mower run rough?

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

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Why does my lawn mower cut unevenly?

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

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Why does my lawn mower vibrate a lot?

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

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Why won't my lawn mower start?

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

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Why does my lawn mower stall?

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

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Why won't my lawn mower move?

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

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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.

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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…

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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. …

Read more
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…

Read more
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.

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Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

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What are the main components of a lawn mower?

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