Craftsman
Lawn & Garden Engine

Model # 143126031 Official Craftsman 4-cycle engine

Here are the diagrams and repair parts for Official Craftsman 143126031 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 114 parts  |

Ring Set 28936
#15A

Basic engine diagram

Ring set

Part #28936

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

Screw 650488
#39

Basic engine diagram

Screw

Part #650488

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

Screw 30357
#2

Carburetor diagram

Screw

Part #30357

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

Screw 650216
Screw

Part #650216

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

Insulation 30019
#23

Starter diagram

Insulation

Part #30019

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

Cap 27799
#127

Basic engine diagram

Cap

Part #27799

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

Key 27902
#98

Basic engine diagram

Key

Part #27902

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

Spring 30358
Spring

Part #30358

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

Intake Valve 27879
#5A

Basic engine diagram

Intake valve

Part #27879

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

Insulation 30020
#24

Starter diagram

Insulation

Part #30020

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

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.…