Lawn & Garden Engine

Model # 143756212 Official Craftsman 4-cycle engine

Here are the diagrams and repair parts for Official Craftsman 143756212 4-cycle engine, as well as links to manuals and error code tables, if available.

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Browse Parts for
143756212 4-Cycle Engine
Gasket 27110
#21

Carburetor diagram

Gasket

Part #27110

Replaced by #27110A

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Manufacturer substitution
This part replaces 27110. Substitute parts can look different from the original.
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Troybilt Lawn & Garden Equipment Engine Fuel Line Clamp 26460
#79

Engine diagram

Troybilt lawn & garden equipment engine fuel line clamp

Part #26460

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Cook Top Side Trim Kit Lawn & Garden Equipment Engine Air Filter (replaces 28424l) 28424
#67

Engine diagram

Cook top side trim kit lawn & garden equipment engine air filter (replaces 28424l)

Part #28424

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$4.14
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Generac Lawn & Garden Equipment Engine Stop Wire Terminal 610973
#107

Engine diagram

Generac lawn & garden equipment engine stop wire terminal

Part #610973

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$4.11
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Lauson Lawn & Garden Equipment Engine Carburetor Rebuild Kit 632347
#31

Carburetor diagram

Lauson lawn & garden equipment engine carburetor rebuild kit

Part #632347

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$21.69
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Breather Gasket 27272
#151

Engine diagram

Breather gasket

Part #27272

Replaced by #27272A

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Manufacturer substitution
This part replaces 27272. Substitute parts can look different from the original.
This item is not returnable
$3.64
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Troybilt Carburetor Float 631024
#15

Carburetor diagram

Troybilt carburetor float

Part #631024

This item is not returnable
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Lawn & Garden Equipment Engine Screw 28942
#117

Engine diagram

Lawn & garden equipment engine screw

Part #28942

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$2.49
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Lawn & Garden Equipment Engine Governor Linkage 34667
#82

Engine diagram

Lawn & garden equipment engine governor linkage

Part #34667

This item is not returnable
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Lawn & Garden Equipment Engine Breather Tube Connector 32446
#64

Engine diagram

Lawn & garden equipment engine breather tube connector

Part #32446

This item is not returnable
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Symptoms for gas walk-behind mowers

Choose a symptom to see related walk-behind mower repairs.

Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up…

Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade…

Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key…

Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel…

Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba…

Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent…

Repair guides for gas walk-behind mowers

These step-by-step repair guides will help you safely fix what’s broken on your walk-behind lawn mower.

How to rebuild a lawn mower carburetor

How to rebuild a lawn mower carburetor

The carburetor mixes air with fuel to drive the piston. Rebuild the carburetor if it's clogged or leaks.…

Repair difficulty
Time required
 60 minutes or less
How to replace a lawn mower recoil starter on an OHV engine

How to replace a lawn mower recoil starter on an OHV engine

Replace the recoil starter if it doesn't move when you pull the starter rope.…

Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower wheel

How to replace a lawn mower wheel

Learn how replace a damaged wheel on a walk-behind lawn mower—it's a quick, easy fix.…

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 walk-behind lawn mower.

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.…