Lawn & Garden Engine

Model # 143974004 Official Craftsman engine

Here are the diagrams and repair parts for Official Craftsman 143974004 engine, as well as links to manuals and error code tables, if available.

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143974004 Engine
Needle Seat 631021
#30

Carburetor no. 632750 (71/143) diagram

Needle seat

Part #631021

Replaced by #631021B

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Manufacturer substitution
This part replaces 631021. Substitute parts can look different from the original.
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$9.79
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Lamination 34443A
#100

Engine 143.974004 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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$41.40
13% OFF Phone Price : $47.40
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Tecumseh Lawn & Garden Equipment Engine Air Filter Cover (replaces 35986, B35065) 35065
#250

Engine 143.974004 diagram

Tecumseh lawn & garden equipment engine air filter cover (replaces 35986, b35065)

Part #35065

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$9.69
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Carburetor 632750
Carburetor

Part #632750

Replaced by #632795A

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Manufacturer substitution
This part replaces 632750. 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
#292

Engine 143.974004 diagram

Troybilt lawn & garden equipment engine fuel line clamp

Part #26460

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Troybilt Lawn & Garden Equipment Engine Air Filter Collar Gasket 34338
#239

Engine 143.974004 diagram

Troybilt lawn & garden equipment engine air filter collar gasket

Part #34338

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Float 632019
#28

Carburetor no. 632750 (71/143) 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.
This item is not returnable
$8.89
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Primer Assembly 632047
#35

Carburetor no. 632750 (71/143) diagram

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
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Lawn & Garden Equipment Engine Dipstick Tube O-ring (replaces 34265) 36832
#306

Engine 143.974004 diagram

Lawn & garden equipment engine dipstick tube o-ring (replaces 34265)

Part #36832

This item is not returnable
In Stock
Troybilt Lawn & Garden Equipment Engine Oil Seal 27897
#75

Engine 143.974004 diagram

Troybilt lawn & garden equipment engine oil seal

Part #27897

This item is not returnable
$7.02
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