Can’t find your part?   Contact us:+1-309-603-4777
Sears Parts Direct
Tips to find your model number
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 # 143203012 Official Craftsman 4-cycle engine

Here are the diagrams and repair parts for Official Craftsman 143203012 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 133 parts  |
Plug 30572
#28

Basic engine diagram

Plug

Part #30572

Replaced by #36083

?
Manufacturer substitution
This part replaces 30572. Substitute parts can look different from the original.
This item is not returnable
$7.89 | 
11% OFF Phone Price : $8.89
In Stock
Flange Gasket 26750A
#24

Basic engine diagram

Flange gasket

Part #26750A

Replaced by #37609

?
Manufacturer substitution
This part replaces 26750A. Substitute parts can look different from the original.
This item is not returnable
$2.25
In Stock
Lawn & Garden Equipment Engine Governor Linkage 32653
#74

Basic engine diagram

Lawn & garden equipment engine governor linkage

Part #32653

This item is not returnable
$2.16
In Stock
Lawn & Garden Equipment Engine Governor Control Lever Clamp 31335
#36

Basic engine diagram

Lawn & garden equipment engine governor control lever clamp

Part #31335

This item is not returnable
$2.16
In Stock
Lawn & Garden Equipment Engine Breather Filter 31410
#54

Basic engine diagram

Lawn & garden equipment engine breather filter

Part #31410

This item is not returnable
$2.16
In Stock
Lawn & Garden Equipment Engine Self-tapping Screw 30200
#95

Basic engine diagram

Lawn & garden equipment engine self-tapping screw

Part #30200

This item is not returnable
$2.16
In Stock
Lawn & Garden Equipment Engine Governor Spool 30588A
#35

Basic engine diagram

Lawn & garden equipment engine governor spool

Part #30588A

This item is not returnable
$2.16
In Stock
Lawn & Garden Equipment Engine Oil Drain Plug Washer 28833
#27

Basic engine diagram

Lawn & garden equipment engine oil drain plug washer

Part #28833

This item is not returnable
$2.16
In Stock
Intake Valve 29314A
#5

Basic engine diagram

Intake valve

Part #29314A

Replaced by #29314C

?
Manufacturer substitution
This part replaces 29314A. Substitute parts can look different from the original.
This item is not returnable
$6.43
In Stock
Chmp J8 Plug 21943
#51

Basic engine diagram

Chmp j8 plug

Part #21943

Replaced by #J8C

?
Manufacturer substitution
This part replaces 21943. Substitute parts can look different from the original.
This item is not returnable
$3.29 | 
31% OFF MSRP : $4.80
In Stock

Symptoms for gas chainsaws

Choose a symptom to see related chainsaw repairs.

View all

Why won't my chainsaw start?

Main causes: stale gasoline, cracked fuel lines, dirty carburetor, damaged spark plug, worn piston rings…

Read more

Why does my chainsaw run roughly?

Main causes: bad gas, engine needs tune up, cracked fuel lines, dirty carburetor…

Read more

What should I do if my chainsaw leaks gas?

Main causes: cracked fuel lines, leaky carburetor seals, damaged fuel tank cap, cracked fuel tank…

Read more

Repair guides for gas chainsaws

These step-by-step repair guides will help you safely fix what’s broken on your chainsaw.

View all
How to rebuild a chainsaw carburetor

How to rebuild a chainsaw carburetor

If your chainsaw isn't running well, a dirty carburetor could be the problem. You can take it apart, clean it and rebuil…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace chainsaw fuel lines

How to replace chainsaw fuel lines

The fuel line on a chainsaw becomes brittle over time and can crack. Replacing it doesn't require a lot of DYI experienc…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a chainsaw carburetor

How to replace a chainsaw carburetor

If the engine won't start even though there's fuel in the chainsaw, the carburetor could be the problem. Sometimes, it's…

Read more
Repair difficulty
Time required
 15 minutes or less

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

Use the advice and tips in these articles and videos to get the most out of your chainsaw.

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