Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
Orders

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
Craftsman
Lawn & Garden Engine

Model # 143751042 Official Craftsman 4-cycle engine

Here are the diagrams and repair parts for Official Craftsman 143751042 4-cycle engine, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 149 parts  |
Spark Plug 33636
#37

Engine diagram

Spark plug

Part #33636

Replaced by #J19LM

?
Manufacturer substitution
This part replaces 33636. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$4.80 | 
17% OFF Phone Price : $5.80
In Stock
Spark Plug 34251
#37A

Engine diagram

Spark plug

Part #34251

Replaced by #J19LM

?
Manufacturer substitution
This part replaces 34251. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$4.80 | 
17% OFF Phone Price : $5.80
In Stock
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

590420a starter, rewind 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

BEST SELLER
This item is not returnable
$2.49 | 
29% OFF Phone Price : $3.49
In Stock
Lamination 34443A
#129

Engine diagram

Lamination

Part #34443A

Replaced by #34443D

?
Manufacturer substitution
This part replaces 34443A. Substitute parts can look different from the original.
BEST SELLER
$45.43 | 
12% OFF Phone Price : $51.43
In Stock
Generac Lawn & Garden Equipment Engine Fuel Line (replaces 14306, 34357) 29774
#118

Engine diagram

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

Part #29774

BEST SELLER
This item is not returnable
$5.99 | 
14% OFF Phone Price : $6.99
In Stock
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

This item is not returnable
$12.19 | 
14% OFF Phone Price : $14.19
In Stock
Carburetor 632208
Carburetor

Part #632208

Replaced by #632615

?
Manufacturer substitution
This part replaces 632208. Substitute parts can look different from the original.
$96.19 | 
11% OFF Phone Price : $108.19
In Stock
Lawn & Garden Equipment Throttle Shaft Return Spring (replaces 630731, 631279, 631279a, 631279l, 632016) 631767
#2

Carburetor no. 632208 diagram

Lawn & garden equipment throttle shaft return spring (replaces 630731, 631279, 631279a, 631279l, 632016)

Part #631767

This item is not returnable
$2.49 | 
29% OFF Phone Price : $3.49
In Stock
Control Assembly 33858A
#53

Engine diagram

Control assembly

Part #33858A

Replaced by #36677

?
Manufacturer substitution
This part replaces 33858A. Substitute parts can look different from the original.
$39.34 | 
13% OFF Phone Price : $45.34
In Stock
Lauson Lawn & Garden Equipment Engine Carburetor Diaphragm 630978
#22

Carburetor no. 632208 diagram

Lauson lawn & garden equipment engine carburetor diaphragm

Part #630978

This item is not returnable
$6.79 | 
13% OFF Phone Price : $7.79
In Stock

RECOMMENDED MAINTENANCE PARTS AND ACCESSORIES

Symptoms for electric ranges

Why doesn't my electric range's surface element heat properly?

Main causes: faulty surface element, burner control switch failure, temperature limiter not working properly, loose wiri…

Read more

Should I replace a damaged glass cooktop?

Main causes: impact from dropping an item on the glass surface, ceramic glass surface flaw, surface element temperature …

Read more

Repair guides for electric ranges

How to replace a range hidden bake element

How to replace a range hidden bake element

These step-by-step instructions guide you through replacing the oven hidden bake element in an electric range.…

Read more
Repair difficulty
Time required
 30 minutes or less
How to replace an electric range oven door outer glass panel

How to replace an electric range oven door outer glass panel

Learn how to replace a damaged outer window panel on your oven door with these step-by-step instructions. …

Read more
Repair difficulty
Time required
 45 minutes or less
How to replace a range glass cooktop

How to replace a range glass cooktop

These step-by-step instructions explain how to replace a damaged ceramic glass cooktop on an electric range. …

Read more
Repair difficulty
Time required
 45 minutes or less

Effective articles & videos to help repair your lawn & garden engines

View all
Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

Read more
What are the main components of a lawn mower?

What are the main components of a lawn mower?

Learn about the main parts of a lawn mower and when to replace parts.…

Read more

Parts & More