Craftsman
Lawn & Garden Engine

Model # 143526021 Official Craftsman 4-cycle engine

Here are the diagrams and repair parts for Official Craftsman 143526021 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 203 parts  |

Fuel Line 30706
#78

Basic engine diagram

Fuel line

Part #30706

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

Breather Element Air Filter 28424
#40

Basic engine diagram

Breather element air filter

Part #28424

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

Screw 28820
#88

Basic engine diagram

Screw

Part #28820

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

Flat Washer 30590
#151

Basic engine diagram

Flat washer

Part #30590

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

Gasket Set 30732
#169

Basic engine diagram

Gasket set

Part #30732

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

Spring 27114
#8

Carburetor diagram

Spring

Part #27114

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

Shutoff Valv 29683
#117

Basic engine diagram

Shutoff valv

Part #29683

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

Gov Rod 30699
#63

Basic engine diagram

Gov rod

Part #30699

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

Adj Bracket 30205
#55

Basic engine diagram

Adj bracket

Part #30205

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

Bolt 30845
#42

Basic engine diagram

Bolt

Part #30845

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

Symptoms for gas ranges

Main causes: burner igniter switch failure, bad spark module, dirty or damaged spark electrode, wiring failure...

Main causes: gas supply problem, faulty pressure regulator, clogs in burner or orifice, control system failure, faulty t...

Repair guides for gas ranges

How to replace oven door hinges on a gas range

How to replace oven door hinges on a gas range

See how to replace the oven door hinges on a gas range yourself, in just 30 minutes....

Repair difficulty
Time required
15 minutes or less
How to replace a range spark igniter switch

How to replace a range spark igniter switch

Follow these steps to replace the spark igniter switch—sometimes called a burner switch or spark switch—on a gas or dual...

Repair difficulty
Time required
60 minutes or less
How to replace a range spark igniter electrode

How to replace a range spark igniter electrode

Learn how to replace the spark igniter electrode for the surface burners on a gas range or dual-fuel range....

Repair difficulty
Time required
45 minutes or less

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....