Craftsman
Lawn & Garden Engine

Model # 143744052 Official Craftsman 4-cycle engine

Here are the diagrams and repair parts for Official Craftsman 143744052 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 172 parts  |

Spark Plug 34251
#37A

Replacement parts diagram

Spark plug

Part #34251

Replaced by #J19LM

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Manufacturer substitution
This part replaces 34251. Substitute parts can look different from the original.
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Spark Plug 33636
#37

Replacement parts diagram

Spark plug

Part #33636

Replaced by #J19LM

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Manufacturer substitution
This part replaces 33636. Substitute parts can look different from the original.
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Lawn & Garden Equipment Engine Fuel Line (replaces 14306, 34357) 29774
#118

Replacement parts diagram

Lawn & garden equipment engine fuel line (replaces 14306, 34357)

Part #29774

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Lawn & Garden Equipment Engine Recoil Starter Rope, 98-in (replaces 1258, 28288, 28358, 28528, 30971, 31285, 31395, 31396, 31696, 590451a, 590456, 590527, 730608, 740032) 590535
#9

Rewind starter diagram

Lawn & garden equipment engine recoil starter rope, 98-in (replaces 1258, 28288, 28358, 28528, 30971, 31285, 31395, 31396, 31696, 590451a, 590456, 590527, 730608, 740032)

Part #590535

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Lawn & Garden Equipment Engine Oil Seal 27897
#24

Replacement parts diagram

Lawn & garden equipment engine oil seal

Part #27897

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Repair Kit 630974
#25

Carburetor diagram

Repair kit

Part #630974

Replaced by #631893A

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Manufacturer substitution
This part replaces 630974. Substitute parts can look different from the original.
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Filter 3331
#85

Replacement parts diagram

Filter

Part #3331

Replaced by #36693

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Manufacturer substitution
This part replaces 3331. Substitute parts can look different from the original.
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Breather Gasket 27272
#77

Replacement parts 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.
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Plug 27625
#27

Replacement parts diagram

Plug

Part #27625

This item is not returnable
In Stock
Lawn & Garden Equipment Engine Carburetor O-ring 630740
#13

Carburetor diagram

Lawn & garden equipment engine carburetor o-ring

Part #630740

This item is not returnable
$3.30
30% OFF MSRP : $4.70
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Repair difficulty
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How to rebuild a line trimmer carburetor

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Repair difficulty
Time required
 15 minutes or less

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