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Craftsman
Lawn & Garden Engine

Model # 143754022 Official Craftsman 4-cycle engine

Here are the diagrams and repair parts for Official Craftsman 143754022 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 157 parts  |
Lawn Mower O-ring 631028
#25

Carburetor 631921 (71/143) diagram

Lawn mower o-ring

Part #631028

Replaced by #631028A

?
Manufacturer substitution
This part replaces 631028. Substitute parts can look different from the original.
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$2.49 | 
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In Stock
Spark Plug 33636
#37

Solid state ignition diagram

Spark plug

Part #33636

Replaced by #J19LM

?
Manufacturer substitution
This part replaces 33636. Substitute parts can look different from the original.
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$4.80 | 
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Spark Plug 34251
#37A

Solid state ignition diagram

Spark plug

Part #34251

Replaced by #J19LM

?
Manufacturer substitution
This part replaces 34251. Substitute parts can look different from the original.
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Needle Seat 631021
#12

Carburetor 631921 (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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$9.79 | 
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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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$2.49 | 
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Lamination 34443A
#123

Solid state ignition 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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Carburetor Float 631023
#14

Carburetor 631921 (71/143) diagram

Carburetor float

Part #631023

Replaced by #632019A

?
Manufacturer substitution
This part replaces 631023. Substitute parts can look different from the original.
This item is not returnable
$8.89 | 
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Troybilt Lawn & Garden Equipment Engine Carburetor Float Bowl (replaces 631025, 632808) 631867
#16

Carburetor 631921 (71/143) diagram

Troybilt lawn & garden equipment engine carburetor float bowl (replaces 631025, 632808)

Part #631867

This item is not returnable
$3.49 | 
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Generac Lawn & Garden Equipment Engine Service Manual (replaces 692509, 730546, 740048) 740049

#NI

All parts diagram

Generac lawn & garden equipment engine service manual (replaces 692509, 730546, 740048)

Part #740049

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$12.19 | 
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Lauson Lawn & Garden Equipment Engine Carburetor Rebuild Kit 31840
#32

Carburetor 631921 (71/143) diagram

Lauson lawn & garden equipment engine carburetor rebuild kit

Part #31840

This item is not returnable
$22.60 | 
21% OFF Phone Price : $28.60
In Stock

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