Craftsman
Lawn & Garden Engine

Model # 143105101 Official Craftsman 4-cycle engine

Here are the diagrams and repair parts for Official Craftsman 143105101 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 231 parts  |

Breather Element Air Filter 28424
#55

Craftsman 4-cycle engine diagram

Breather element air filter

Part #28424

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

/carb Float 27105
#14

Carburetor no. 29993 (lmg-154) diagram

/carb float

Part #27105

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

Spring 27114
#8

Carburetor no. 29993 (lmg-154) diagram

Spring

Part #27114

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

Pin 20810
#10

Craftsman 4-cycle engine diagram

Pin

Part #20810

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

Rod 29991
#104

Craftsman 4-cycle engine diagram

Rod

Part #29991

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

Gear 27884
#13

Craftsman 4-cycle engine diagram

Gear

Part #27884

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

Bolt 21718
#18

Craftsman 4-cycle engine diagram

Bolt

Part #21718

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

Pstn/pin 28932
#14

Craftsman 4-cycle engine diagram

Pstn/pin

Part #28932

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

Groove Pin 29783
#12

Craftsman 4-cycle engine diagram

Groove pin

Part #29783

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

Valve Spring 27881
#8

Craftsman 4-cycle engine diagram

Valve spring

Part #27881

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.

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

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

Main causes: dirty carburetor, stale fuel…

Main causes: punctured tire, damaged rim…

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

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

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

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

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

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.…