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Craftsman
Lawn & Garden Engine

Model # 143974506 Official Craftsman engine

Here are the diagrams and repair parts for Official Craftsman 143974506 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 127 parts  |
Troybilt Lawn & Garden Equipment Engine Air Filter 35066
#245

Engine (71/143) 143.974506 diagram

Troybilt lawn & garden equipment engine air filter

Part #35066

BEST SELLER
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$4.79 | 
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Lawn Mower O-ring 631028
#29

Carburetor 640026 (71/143) diagram

Lawn mower o-ring

Part #631028

Replaced by #631028A

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Manufacturer substitution
This part replaces 631028. Substitute parts can look different from the original.
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$2.49 | 
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Needle Seat 631021
#30

Carburetor 640026 (71/143) diagram

Needle seat

Part #631021

Replaced by #631021B

?
Manufacturer substitution
This part replaces 631021. Substitute parts can look different from the original.
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Starter 590694
#390

Engine (71/143) 143.974506 diagram

Starter

Part #590694

Replaced by #590785

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Manufacturer substitution
This part replaces 590694. Substitute parts can look different from the original.
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$29.58 | 
17% OFF Phone Price : $35.58
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Lamination 34443A
#100

Engine (71/143) 143.974506 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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$45.43 | 
12% OFF Phone Price : $51.43
In Stock
Generac Lawn & Garden Equipment Engine Fuel Line (replaces 14306, 34357) 29774
#290

Engine (71/143) 143.974506 diagram

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

Part #29774

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$5.99 | 
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Cap 36246
#301

Engine (71/143) 143.974506 diagram

Cap

Part #36246

Replaced by #37844

?
Manufacturer substitution
This part replaces 36246. Substitute parts can look different from the original.
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$6.69 | 
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Troybilt Lawn & Garden Equipment Engine Air Filter Collar Gasket 34338
#239

Engine (71/143) 143.974506 diagram

Troybilt lawn & garden equipment engine air filter collar gasket

Part #34338

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$2.49 | 
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Carburetor 640026
Carburetor

Part #640026

Replaced by #640262A

?
Manufacturer substitution
This part replaces 640026. Substitute parts can look different from the original.
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$80.81 | 
7% OFF Phone Price : $86.81
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Float 632019
#28

Carburetor 640026 (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.
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$8.89 | 
10% OFF Phone Price : $9.89
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