Craftsman
Lawn & Garden Engine

Model # 143574112 Official Craftsman 4-cycle engine

Here are the diagrams and repair parts for Official Craftsman 143574112 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 178 parts  |

Starter Rope 590386
#9

Rewind starter diagram

Starter rope

Part #590386

Replaced by #590535

?
Manufacturer substitution
This part replaces 590386. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$2.49
29% OFF Phone Price : $3.49
In Stock
Fuel Line 29774
#118

Basic engine diagram

Fuel line

Part #29774

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

Primer Assembly 32182
#123

Basic engine diagram

Primer assembly

Part #32182

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

Retainer 32312
#128

Basic engine diagram

Retainer

Part #32312

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

Primer Bulb 32183
#124

Basic engine diagram

Primer bulb

Part #32183

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

Primer Body 32184
#125

Basic engine diagram

Primer body

Part #32184

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

Screw 650123
#81

Basic engine diagram

Screw

Part #650123

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

Governor Gear Assembly 30591
#107

Basic engine diagram

Governor gear assembly

Part #30591

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

Spacer 28277
#67

Basic engine diagram

Spacer

Part #28277

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

Spring 630738
#11

Carburetor diagram

Spring

Part #630738

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

Repair guides for front-tine tillers

How to replace the tines on a front-tine tiller

How to replace the tines on a front-tine tiller

Badly worn tines diminish the tilling results. If the tines are bent, dull or worn, follow these steps to replace the t…

Repair difficulty
Time required
 15 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.…