Lawn & Garden Engine

Model # 143384422 Official Craftsman 4-cycle engine

Here are the diagrams and repair parts for Official Craftsman 143384422 4-cycle engine, as well as links to manuals and error code tables, if available.

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143384422 4-Cycle Engine
Lamination 34443A
#75

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.
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$40.75 | 
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Carburetor 632467
#28

Replacement parts diagram

Carburetor

Part #632467

Replaced by #632795A

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Manufacturer substitution
This part replaces 632467. Substitute parts can look different from the original.
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$76.19 | 
7% OFF Phone Price : $82.19
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Carburetor 632466
Carburetor

Part #632466

Replaced by #632795A

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Manufacturer substitution
This part replaces 632466. Substitute parts can look different from the original.
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$76.19 | 
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Troybilt Lawn & Garden Equipment Engine Fuel Line Clamp 26460
#120

Engine diagram

Troybilt lawn & garden equipment engine fuel line clamp

Part #26460

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This item is not returnable
$2.49 | 
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Lawn & Garden Equipment Engine Fuel Tank Cap 35355
#118

Engine diagram

Lawn & garden equipment engine fuel tank cap

Part #35355

Replaced by #37845

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Manufacturer substitution
This part replaces 35355. Substitute parts can look different from the original.
$9.59 | 
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Primer Assembly 632047
Primer assembly

Part #632047

Replaced by #632047A

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Manufacturer substitution
This part replaces 632047. Substitute parts can look different from the original.
This item is not returnable
In Stock
Troybilt Lawn & Garden Equipment Engine Flywheel Key (replaces 02-403) 611004
#72

Engine diagram

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

Part #611004

This item is not returnable
$2.49 | 
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Troybilt Lawn & Garden Equipment O-ring 35499
#112

Engine diagram

Troybilt lawn & garden equipment o-ring

Part #35499

This item is not returnable
$2.49 | 
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Generac Lawn & Garden Equipment Engine Stop Wire Terminal 610973
#88

Engine diagram

Generac lawn & garden equipment engine stop wire terminal

Part #610973

This item is not returnable
$4.11 | 
20% OFF Phone Price : $5.11
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Breather Gasket 27272
#51

Engine diagram

Breather gasket

Part #27272

Replaced by #27272A

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Manufacturer substitution
This part replaces 27272. Substitute parts can look different from the original.
This item is not returnable
$3.64 | 
22% OFF Phone Price : $4.64
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Symptoms for gas leaf blowers

Choose a symptom to see related leaf blower repairs.

Main causes: damaged fan blade, engine needs a tune up, dirty carburetor…

Main causes: mixing too much 2-cycle oil with the gas, dirty air filter, clogged carburetor, engine needs tune up…

Main causes: cracked fuel lines, leaky carburetor seals, damaged fuel tank cap, cracked fuel tank…

Main causes: stale fuel, dirty air filter, bad spark plug, cracked fuel lines, clogged carburetor…

Main causes: bad gas, clogged air filter, cracked fuel lines, clogged fuel filter, dirty carburetor, bad spark plug, wor…

Repair guides for gas leaf blowers

These step-by-step repair guides will help you safely fix what’s broken on your leaf blower.

How to rebuild a leaf blower carburetor

How to rebuild a leaf blower carburetor

If the leaf blower engine won't start even though there's fuel in the tank, the carburetor could be the problem. Follow …

Repair difficulty
Time required
 60 minutes or less
How to replace a leaf blower carburetor

How to replace a leaf blower carburetor

The carburetor could be the problem If the leaf blower engine won't start even though there's fuel in the tank. Follow t…

Repair difficulty
Time required
 15 minutes or less
How to replace leaf blower fuel lines

How to replace leaf blower fuel lines

Leaf blower fuel lines deteriorate with time and eventually can split or crack. You can remove and replace them yourself…

Repair difficulty
Time required
 60 minutes or less

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

Use the advice and tips in these articles to get the most out of your leaf blower.

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Top questions about Sears and Sears PartsDirect

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What are the main components of a lawn mower?

Learn about the main parts of a lawn mower and when to replace parts.…