Lawn & Garden Engine

Model # 143046702 Official Craftsman engine

Here are the diagrams and repair parts for Official Craftsman 143046702 engine, as well as links to manuals and error code tables, if available.

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143046702 Engine
Lawn & Garden Equipment Engine Air Filter (replaces 490-200-0021, Taf-128, Tc-36905) 36905
#245

Tecumseh engine diagram

Lawn & garden equipment engine air filter (replaces 490-200-0021, taf-128, tc-36905)

Part #36905

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Repair Kit 632809
#60

Carburetor diagram

Repair kit

Part #632809

Replaced by #632760B

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Manufacturer substitution
This part replaces 632809. Substitute parts can look different from the original.
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$25.02
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Lawn & Garden Equipment Engine Carburetor Primer Bulb 640259
#35

Carburetor diagram

Lawn & garden equipment engine carburetor primer bulb

Part #640259

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Lamination 34443C
#100

Tecumseh engine diagram

Lamination

Part #34443C

Replaced by #34443D

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Manufacturer substitution
This part replaces 34443C. Substitute parts can look different from the original.
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Lawn & Garden Equipment Engine Carburetor Float Bowl Washer (replaces 49-084) 27110A
#44

Carburetor diagram

Lawn & garden equipment engine carburetor float bowl washer (replaces 49-084)

Part #27110A

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Generac Lawn & Garden Equipment Engine Fuel Line (replaces 14306, 34357) 29774
#290

Tecumseh engine diagram

Generac lawn & garden equipment engine fuel line (replaces 14306, 34357)

Part #29774

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Lawn & Garden Equipment Engine O-ring (replaces 36996) 37610
#306

Tecumseh engine diagram

Lawn & garden equipment engine o-ring (replaces 36996)

Part #37610

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Troybilt Lawn & Garden Equipment Engine Fuel Line Clamp 26460
#292

Tecumseh engine diagram

Troybilt lawn & garden equipment engine fuel line clamp

Part #26460

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Lawn & Garden Equipment Engine Fuel Tank Cap (replaces 36246, 36754, 37656, Tc-37844) 37844
#301

Tecumseh engine diagram

Lawn & garden equipment engine fuel tank cap (replaces 36246, 36754, 37656, tc-37844)

Part #37844

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Troybilt Lawn & Garden Equipment Engine Air Filter Collar Gasket 34338
#239

Tecumseh engine diagram

Troybilt lawn & garden equipment engine air filter collar gasket

Part #34338

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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.…