Craftsman
Lawn & Garden Engine

Model # 143999001 Official Craftsman engine

Here are the diagrams and repair parts for Official Craftsman 143999001 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 170 parts  |

Lawn Mower O-ring 631028
#29

Carburetor 640052 (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.
BEST SELLER
This item is not returnable
$2.49
29% OFF Phone Price : $3.49
In Stock
Carburetor 640052
Carburetor

Part #640052

Replaced by #640349

?
Manufacturer substitution
This part replaces 640052. Substitute parts can look different from the original.
BEST SELLER
$66.60
8% OFF Phone Price : $72.60
In Stock
Gasket 27110
#44

Carburetor 640052 (71/143) diagram

Gasket

Part #27110

Replaced by #27110A

?
Manufacturer substitution
This part replaces 27110. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$2.49
29% OFF Phone Price : $3.49
In Stock
Troybilt Lawn & Garden Equipment Engine Fuel Line Clamp 26460
#292

Engine 143.999001 diagram

Troybilt lawn & garden equipment engine fuel line clamp

Part #26460

BEST SELLER
This item is not returnable
$2.49
29% OFF Phone Price : $3.49
In Stock
Lawn & Garden Equipment Engine Fuel Line (replaces 32180, 32180a, 32180b, 500236, Tc-32180c) 32180C
#351

Engine 143.999001 diagram

Lawn & garden equipment engine fuel line (replaces 32180, 32180a, 32180b, 500236, tc-32180c)

Part #32180C

BEST SELLER
This item is not returnable
$2.49
29% OFF Phone Price : $3.49
In Stock
Lawn & Garden Equipment Engine Carburetor Primer Assembly (replaces 570682, Tc-570682a) 570682A
#350

Engine 143.999001 diagram

Lawn & garden equipment engine carburetor primer assembly (replaces 570682, tc-570682a)

Part #570682A

BEST SELLER
$11.79
15% OFF Phone Price : $13.79
In Stock
Lawn & Garden Equipment Engine Fuel Tank Cap 35355
#301

Engine 143.999001 diagram

Lawn & garden equipment engine fuel tank cap

Part #35355

Replaced by #37845

?
Manufacturer substitution
This part replaces 35355. Substitute parts can look different from the original.
BEST SELLER
$9.59
9% OFF Phone Price : $10.59
In Stock
Generac Lawn & Garden Equipment Engine Stop Wire Terminal 610973
Generac lawn & garden equipment engine stop wire terminal

Part #610973

This item is not returnable
$4.11
20% OFF Phone Price : $5.11
In Stock
Lamination 35135
#100

Engine 143.999001 diagram

Lamination

Part #35135

Replaced by #35135B

?
Manufacturer substitution
This part replaces 35135. Substitute parts can look different from the original.
$58.79
9% OFF Phone Price : $64.79
In Stock
Starter 590749
#390

Engine 143.999001 diagram

Starter

Part #590749

Replaced by #590789

?
Manufacturer substitution
This part replaces 590749. Substitute parts can look different from the original.
$77.19
7% OFF Phone Price : $83.19
In Stock

Symptoms for top-mount refrigerators

Main causes: frozen or clogged defrost drain tube, cracked water system tubing…

Repair guides for top-mount refrigerators

How to replace the electronic control board inside a top-freezer refrigerator

How to replace the electronic control board inside a top-freezer refrigerator

The electronic control board is the "brains" of the refrigerator. Replace the electronic control board if it fails.…

Repair difficulty
Time required
 15 minutes or less
How to replace a refrigerator temperature control thermostat

How to replace a refrigerator temperature control thermostat

This helpful refrigerator repair guide explains how to replace the temperature control thermostat in a refrigerator.…

Repair difficulty
Time required
 15 minutes or less
How to replace the condenser fan motor in a top-freezer refrigerator

How to replace the condenser fan motor in a top-freezer refrigerator

The condenser fan is in the machine compartment of the refrigerator next to the compressor. It moves air across the cond…

Repair difficulty
Time required
 15 minutes or less

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

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.…

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.…