Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
Orders

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
Craftsman
Lawn & Garden Engine

Model # 143578012 Official Craftsman 4-cycle engine

Here are the diagrams and repair parts for Official Craftsman 143578012 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 193 parts  |
/fuel Clamp 26460
#71

Basic engine diagram

/fuel clamp

Part #26460

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

Screw 28403
#65

Basic engine diagram

Screw

Part #28403

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

Start Pulley 31980
#95

Basic engine diagram

Start pulley

Part #31980

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

Screw 650589
#52

Basic engine diagram

Screw

Part #650589

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

Cap 31945
#9

Basic engine diagram

Cap

Part #31945

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

Valve 31998
#13

Carburetor diagram

Valve

Part #31998

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

Bushing 31966
#103

Basic engine diagram

Bushing

Part #31966

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

Repair guides for bottom-mount refrigerators

How to replace a door gasket in a French-door refrigerator

How to replace a door gasket in a French-door refrigerator

The door gasket, often called a door seal, seals the gap around the door to keep the cold air in and the warm air out. R…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a refrigerator water valve

How to replace a refrigerator water valve

Replace the water valve that feeds water to the ice maker and water dispenser if it no longer controls the flow of water…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a refrigerator defrost control assembly

How to replace a refrigerator defrost control assembly

Follow these steps to replace the defrost control assembly if your Kenmore or LG French door refrigerator displays an er…

Read more
Repair difficulty
Time required
 120 minutes or less

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

View all
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.…

Read more
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.…

Read more

Parts & More