Craftsman
Lawn & Garden Engine

Model # 143579112 Official Craftsman 4-cycle engine

Here are the diagrams and repair parts for Official Craftsman 143579112 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 192 parts  |

Tube 27627
#100

Basic engine diagram

Tube

Part #27627

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

/carb Float 27105
#14

Carburetor diagram

/carb float

Part #27105

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

Gasket Set 31993
#166

Basic engine diagram

Gasket set

Part #31993

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

Gasket 27554
#25

Carburetor diagram

Gasket

Part #27554

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

/gvnr Link 31968
#42

Basic engine diagram

/gvnr link

Part #31968

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

Camshaft Assembly 32116
#21

Basic engine diagram

Camshaft assembly

Part #32116

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

Screw 30564
#32

Basic engine diagram

Screw

Part #30564

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

/ex Valve 31942
#6

Basic engine diagram

/ex valve

Part #31942

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

Nut 650129
#66

Basic engine diagram

Nut

Part #650129

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

Gasket 32000
#48

Basic engine diagram

Gasket

Part #32000

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.…