Craftsman
Lawn & Garden Engine

Model # 143521131 Official Craftsman 4-cycle engine

Here are the diagrams and repair parts for Official Craftsman 143521131 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 178 parts  |

Plug 27625
#25

Basic engine diagram

Plug

Part #27625

The manufacturer no longer makes this part, and there's no substitute part

Screw 28820
#94

Basic engine diagram

Screw

Part #28820

The manufacturer no longer makes this part, and there's no substitute part

Screw 30564
#28

Basic engine diagram

Screw

Part #30564

The manufacturer no longer makes this part, and there's no substitute part

Flat Washer 30590
#105

Basic engine diagram

Flat washer

Part #30590

The manufacturer no longer makes this part, and there's no substitute part

Ring 20381
#16

Basic engine diagram

Ring

Part #20381

The manufacturer no longer makes this part, and there's no substitute part

Spring 27113
#5

Carburetor diagram

Spring

Part #27113

The manufacturer no longer makes this part, and there's no substitute part

Flat Washer 650490
#71

Basic engine diagram

Flat washer

Part #650490

The manufacturer no longer makes this part, and there's no substitute part

Screw 28597
#92

Basic engine diagram

Screw

Part #28597

The manufacturer no longer makes this part, and there's no substitute part

Valve Kit 29314
#5

Basic engine diagram

Valve kit

Part #29314

The manufacturer no longer makes this part, and there's no substitute part

Groove Pin 29783
#12

Basic engine diagram

Groove pin

Part #29783

The manufacturer no longer makes this part, and there's no substitute part

Symptoms for table saws

Choose a symptom to see related table saw repairs.

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

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

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

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 …

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

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 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 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 replace a table saw blade

How to replace a table saw blade

If the table saw blade is dull or damaged, use these simple steps to replace it.…

Repair difficulty
Time required
 15 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.

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Top questions about Sears and Sears PartsDirect

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What are the main components of a lawn mower?

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