Craftsman
Lawn & Garden Engine

Model # 143700012 Official Craftsman 4-cycle engine

Here are the diagrams and repair parts for Official Craftsman 143700012 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 217 parts  |

Gasket 27110
#20

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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$2.49
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Troybilt Lawn & Garden Equipment Engine Fuel Line Clamp 26460
#145

Engine diagram

Troybilt lawn & garden equipment engine fuel line clamp

Part #26460

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$2.49
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Troybilt Lawn & Garden Equipment Engine Spark Plug Boot (replaces 27276, Tc-610118) 610118
#158

Engine diagram

Troybilt lawn & garden equipment engine spark plug boot (replaces 27276, tc-610118)

Part #610118

This item is not returnable
$5.24
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Cook Top Side Trim Kit Lawn & Garden Equipment Engine Oil Fill Plug Gasket 29673
#140

Engine diagram

Cook top side trim kit lawn & garden equipment engine oil fill plug gasket

Part #29673

This item is not returnable
In Stock
Troybilt Lawn & Garden Equipment Connecting Rod Bolt 32610A
#96

Engine diagram

Troybilt lawn & garden equipment connecting rod bolt

Part #32610A

This item is not returnable
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Connector 610921
#153

Engine diagram

Connector

Part #610921

This item is not returnable
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Tractor Accessories Lawn & Garden Equipment Engine Starter Assembly 33835
Tractor accessories lawn & garden equipment engine starter assembly

Part #33835

$227.69
5% OFF Phone Price : $239.69
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Lauson Lawn & Garden Equipment Engine Screw 650597
#68

Engine diagram

Lauson lawn & garden equipment engine screw

Part #650597

This item is not returnable
In Stock
Lauson Lawn & Garden Equipment Engine Fuel Pump Rebuild Kit 33010
#144A

Engine diagram

Lauson lawn & garden equipment engine fuel pump rebuild kit

Part #33010

$40.69
13% OFF Phone Price : $46.69
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Housing 33847
#10

Starter motor diagram

Housing

Part #33847

Replaced by #33-716

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Manufacturer substitution
This part replaces 33847. Substitute parts can look different from the original.
This item is not returnable
$214.33
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Symptoms for gas walk-behind mowers

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

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

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

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

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…

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

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 replace a lawn mower spark plug

How to replace a lawn mower spark plug

Take a few minutes to replace the spark plug during your lawn mower's annual tune-up or if the spark plug is burnt or cr…

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

How to replace a lawn mower blade

Check your lawn mower blade regularly and replaced it if it's bent or damaged. …

Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower flywheel key on a flathead engine

How to replace a lawn mower flywheel key on a flathead engine

When you hit a hard object with your mower, the flywheel can shear to protect more expensive components. Learn how to re…

Repair difficulty
Time required
 45 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.…