Craftsman
Lawn & Garden Engine

Model # 143544042 Official Craftsman 4-cycle engine

Here are the diagrams and repair parts for Official Craftsman 143544042 4-cycle engine, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 29 parts  |

Screw 650538
#104

Basic engine diagram

Screw

Part #650538

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

Shaft 27106
#15

Carburetor diagram

Shaft

Part #27106

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

/gskt Flange 29673
#148

Basic engine diagram

/gskt flange

Part #29673

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

Cyl Assem 31270
#1

Basic engine diagram

Cyl assem

Part #31270

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

Repair Kit 30359
#29

Carburetor diagram

Repair kit

Part #30359

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

Baffle 30815
#26

Carburetor diagram

Baffle

Part #30815

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

Gear 27613
#13

Basic engine diagram

Gear

Part #27613

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

Clip 31311
#20

Magneto diagram

Clip

Part #31311

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

Condenser 30548
#15

Magneto diagram

Condenser

Part #30548

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

Oil Seal 30256
#24

Basic engine diagram

Oil seal

Part #30256

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

Symptoms for gas snowblowers

Choose a symptom to see related snowblower repairs.

Main causes: loose drive clutch cable, damaged drive clutch cable, worn friction disc, scraper blade scraping the ground…

Main causes: dirty carburetor, clogged fuel filter, dirty spark plug, incorrect valve lash, leaky engine gaskets…

Main causes: clogged chute, damaged auger blades, broken shear pins, worn auger belt, damaged gear case, engine problems…

Things to do: replace the spark plug, change the oil, rebuild the carburetor, adjust valve lash, adjust or replace the b…

Main causes: snow build-up in chute, chute drive mechanism failure, bad chute control assembly…

Main causes: stale gas, clogged carburetor, clogged or broken fuel line, dirty spark plug, bad rewind starter, incorrect…

Main causes: dirty carburetor, stale fuel…

Main causes: clogged chute, snow build-up in auger housing, broken auger shear pins, auger drive belt needs adjustment, …

Main causes: broken shear pins, worn or loose auger drive belt, auger drive cable failure, damaged auger, bad gear case…

Repair guides for gas snowblowers

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

How to adjust snowblower engine valve lash

How to adjust snowblower engine valve lash

Adjust the engine valve lash on your snowblower to keep the engine starting and running smoothly.…

Repair difficulty
Time required
 15 minutes or less
How to adjust snowblower skid shoes

How to adjust snowblower skid shoes

To prevent snowblower auger and shave plate damage, adjust the skid shoes regularly to keep the shave plate ¼-inch high.…

Repair difficulty
Time required
 15 minutes or less
How to replace a snowblower shave plate

How to replace a snowblower shave plate

Follow the 7 easy steps in this repair guide/video to replace a worn out shave plate on your snowblower.…

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 snowblower.

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.…