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Model # 143944500 Official Craftsman engine
Here are the diagrams and repair parts for Official Craftsman 143944500 engine, as well as links to manuals and error code tables, if available.
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143944500 Engine
#390
Craftsman 4-cycle engine diagram
Starter
Part #590694
The manufacturer no longer makes this part, and there's no substitute part
#1-13
Starter 590686 (71/143) diagram
Starter
Part #590686
The manufacturer no longer makes this part, and there's no substitute part
#100
Craftsman 4-cycle engine diagram
Lamination
Part #34443A
Replaced by #34443D
?
Manufacturer substitution
This part replaces 34443A. Substitute parts can look different from the original.
$40.75 |Â
13% OFFÂ Phone Price : $46.75
In Stock
#250
Craftsman 4-cycle engine diagram
Tecumseh lawn & garden equipment engine air filter cover (replaces 35986, b35065)
Part #35065
This item is not returnable
$9.69 |Â
9% OFFÂ Phone Price : $10.69
In Stock
Carburetor
Part #632569
Replaced by #632795A
?
Manufacturer substitution
This part replaces 632569. Substitute parts can look different from the original.
$76.19 |Â
7% OFFÂ Phone Price : $82.19
In Stock
#292
Craftsman 4-cycle engine diagram
Troybilt lawn & garden equipment engine fuel line clamp
Part #26460
This item is not returnable
$2.49 |Â
29% OFFÂ Phone Price : $3.49
In Stock
#239
Craftsman 4-cycle engine diagram
Troybilt lawn & garden equipment engine air filter collar gasket
Part #34338
This item is not returnable
$2.49 |Â
29% OFFÂ Phone Price : $3.49
In Stock
#305
Craftsman 4-cycle engine diagram
Filler tube
Part #35647
Replaced by #35647A
?
Manufacturer substitution
This part replaces 35647. Substitute parts can look different from the original.
This item is not returnable
$14.89 |Â
12% OFFÂ Phone Price : $16.89
In Stock
#301
Craftsman 4-cycle engine diagram
Lawn & garden equipment engine fuel tank cap
Part #35355
Replaced by #37845
?
Manufacturer substitution
This part replaces 35355. Substitute parts can look different from the original.
$9.59 |Â
9% OFFÂ Phone Price : $10.59
Back Order
#35
Carburetor 632569 (71/143) diagram
Primer assembly
Part #632047
Replaced by #632047A
?
Manufacturer substitution
This part replaces 632047. Substitute parts can look different from the original.
This item is not returnable
$3.55
In Stock
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Symptoms for gas leaf blowers
Choose a symptom to see related leaf blower repairs.
Main causes: cracked fuel lines, leaky carburetor seals, damaged fuel tank cap, cracked fuel tank…
Main causes: damaged fan blade, engine needs a tune up, dirty carburetor…
Main causes: stale fuel, dirty air filter, bad spark plug, cracked fuel lines, clogged carburetor…
Main causes: mixing too much 2-cycle oil with the gas, dirty air filter, clogged carburetor, engine needs tune up…
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 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
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

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
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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