Craftsman
Lawn & Garden Engine

Model # 143955001 Official Craftsman engine

Here are the diagrams and repair parts for Official Craftsman 143955001 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 194 parts  |

Needle Seat 631021
#30

Carburetor 632107a (71/143) diagram

Needle seat

Part #631021

Replaced by #631021B

?
Manufacturer substitution
This part replaces 631021. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$9.79
9% OFF Phone Price : $10.79
In Stock
Troybilt Lawn & Garden Equipment Engine Carburetor Gasket (replaces 27141) 26756
#184

Replacement parts diagram

Troybilt lawn & garden equipment engine carburetor gasket (replaces 27141)

Part #26756

BEST SELLER
This item is not returnable
$3.64
22% OFF Phone Price : $4.64
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
#12

Recoil starter 590707 (71/143) 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
Troybilt Lawn & Garden Equipment Engine Fuel Line Clamp 26460
#292

Replacement parts 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
Gasket 27110
#44

Carburetor 632107a (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
Primer 570682
#350

Replacement parts diagram

Primer

Part #570682

Replaced by #570682A

?
Manufacturer substitution
This part replaces 570682. Substitute parts can look different from the original.
BEST SELLER
$11.79
15% OFF Phone Price : $13.79
In Stock
Lawn & Garden Equipment Engine Fuel Tank Cap 35355
#301

Replacement parts 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
Troybilt Lawn & Garden Equipment Engine Oil Seal 27897
#75

Replacement parts diagram

Troybilt lawn & garden equipment engine oil seal

Part #27897

This item is not returnable
$7.02
12% OFF Phone Price : $8.02
In Stock
Troybilt Lawn & Garden Equipment Engine Spark Plug Boot (replaces 27276, Tc-610118) 610118
#101

Replacement parts diagram

Troybilt lawn & garden equipment engine spark plug boot (replaces 27276, tc-610118)

Part #610118

This item is not returnable
$5.24
16% OFF Phone Price : $6.24
In Stock
Lawn & Garden Equipment Engine Recoil Starter Handle 590574
Lawn & garden equipment engine recoil starter handle

Part #590574

This item is not returnable
$6.39
14% OFF Phone Price : $7.39
In Stock

Symptoms for table saws

Choose a symptom to see related table saw repairs.

Main causes: lack of power, broken on/off switch, bad motor overload, broken power cord, bad drive motor…

Main causes: dirty saw blade, dull or damaged saw blade, blade alignment needs adjustment…

Main causes: saw dust build up, blade elevating and tilting mechanisms need lubrication…

Main causes: worn motor brushes, faulty drive motor, using an improper extension cord…

Main causes: blade alignment needs adjustment, worn blade, bevel positive stops need adjustments, bevel pointer needs ad…

Main causes: worn motor brushes, bad drive motor, faulty overload switch, using an improper extension cord, binding saw …

Repair guides for table saws

These step-by-step repair guides will help you safely fix what’s broken on your table saw.

How to replace a table saw drive motor

How to replace a table saw drive motor

You can replace a table saw drive motor that is weak or won't run. Here’s how.…

Repair difficulty
Time required
 45 minutes or less
How to adjust a table saw blade

How to adjust a table saw blade

If the table saw isn’t cutting parallel to the miter gauge groove, adjust the cutting blade following the instructions i…

Repair difficulty
Time required
 30 minutes or less
How to replace a table saw motor brush set

How to replace a table saw motor brush set

Worn motor brushes can make the table saw motor run weak. Here’s how to replace them. …

Repair difficulty
Time required
 45 minutes or less

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

Use the advice and tips in these articles to get the most out of your table saw.

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.…