Craftsman
Lawn & Garden Engine

Model # 143104040 Official Craftsman 4-cycle gas engine

Here are the diagrams and repair parts for Official Craftsman 143104040 4-cycle gas 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 213 parts  |

Fuel Line 430160
#105

Basic engine diagram

Fuel line

Part #430160

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

Plug 27625
#31

Basic engine diagram

Plug

Part #27625

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

/carb Float 27105
#14

Carburetor no. 29237 (lmg-134) diagram

/carb float

Part #27105

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

Screw 28725
#62

Basic engine diagram

Screw

Part #28725

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

Pstn/pin 28985
#14B

Basic engine diagram

Pstn/pin

Part #28985

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

Washer 8345
#44

Basic engine diagram

Washer

Part #8345

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

Extension 29516
#118

Basic engine diagram

Extension

Part #29516

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

Gasket 27234
#52

Basic engine diagram

Gasket

Part #27234

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.…