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Model # 143774012 Official Craftsman 4-cycle engine
Here are the diagrams and repair parts for Official Craftsman 143774012 4-cycle engine, as well as links to manuals and error code tables, if available.
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143774012 4-Cycle Engine
#123
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
#21
Carburetor diagram
Gasket
Part #27110
Replaced by #27110A
?
Manufacturer substitution
This part replaces 27110. Substitute parts can look different from the original.
This item is not returnable
$2.49 |Â
29% OFFÂ Phone Price : $3.49
In Stock
#117
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
Back Order
#40
Engine diagram
Generac lawn & garden equipment engine breather filter
Part #31410
This item is not returnable
$2.16
In Stock
#77
Engine diagram
Breather gasket
Part #27272
Replaced by #27272A
?
Manufacturer substitution
This part replaces 27272. Substitute parts can look different from the original.
This item is not returnable
$3.64 |Â
22% OFFÂ Phone Price : $4.64
In Stock
#26
Carburetor diagram
Fuel fitting
Part #631775
Replaced by #632527
?
Manufacturer substitution
This part replaces 631775. Substitute parts can look different from the original.
This item is not returnable
$9.59 |Â
9% OFFÂ Phone Price : $10.59
In Stock
#15
Carburetor diagram
Troybilt carburetor float
Part #631024
This item is not returnable
$2.16
In Stock
#32
Carburetor diagram
Lauson lawn & garden equipment engine carburetor rebuild kit
Part #31840
This item is not returnable
$22.60 |Â
21% OFFÂ Phone Price : $28.60
In Stock
#79
Engine diagram
Screw
Part #28820
Replaced by #651081
?
Manufacturer substitution
This part replaces 28820. Substitute parts can look different from the original.
This item is not returnable
$4.60
In Stock
Generac lawn & garden equipment engine self-tapping screw
Part #30200
This item is not returnable
$2.16
In Stock
Repair guides for chest freezers

How to replace a freezer compressor start relay
The compressor start relay starts the compressor. If the compressor won’t start, follow these steps to replace a defect…
Repair difficulty
Time required
 15 minutes or less

How to replace a freezer temperature control thermostat
The cold control thermostat regulates the freezer temperature. A defective cold control thermostat can prevent the compr…
Repair difficulty
Time required
 15 minutes or less

How to replace a freezer lid gasket
The lid gasket prevents air and moisture from entering the freezer when the lid is closed. Follow these steps to replace…
Repair difficulty
Time required
 30 minutes or less
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