Tractor Accessories
Lawn & Garden

Model # 640020 Official Tractor Accessories carburetor

Here are the diagrams and repair parts for Official Tractor Accessories 640020 carburetor, as well as links to manuals and error code tables, if available.

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Showing 10 of 21 parts  |

Troybilt Lawn & Garden Equipment Engine Carburetor O-ring 632547
Troybilt lawn & garden equipment engine carburetor o-ring

Part #632547

This item is not returnable
$3.64
22% OFF Phone Price : $4.64
In Stock
Tecumseh Lawn & Garden Equipment Engine Carburetor Float Bowl Gasket 632548
#29

Carburetor 640020 (71/143) diagram

Tecumseh lawn & garden equipment engine carburetor float bowl gasket

Part #632548

This item is not returnable
In Stock
Tecumseh Lawn & Garden Equipment Engine Carburetor Bowl Drain Screw 632672
#32

Carburetor 640020 (71/143) diagram

Tecumseh lawn & garden equipment engine carburetor bowl drain screw

Part #632672

This item is not returnable
In Stock
Lawn & Garden Equipment Engine Carburetor Valve Seat Gasket 632709
#30

Carburetor 640020 (71/143) diagram

Lawn & garden equipment engine carburetor valve seat gasket

Part #632709

This item is not returnable
In Stock
Tecumseh Lawn & Garden Equipment Engine Carburetor Main Jet 640021
#40

Carburetor 640020 (71/143) diagram

Tecumseh lawn & garden equipment engine carburetor main jet

Part #640021

This item is not returnable
In Stock
Lawn & Garden Equipment Engine Spring 632545
Lawn & garden equipment engine spring

Part #632545

This item is not returnable
In Stock
Tecumseh Lawn & Garden Equipment Engine Nozzle Tube 640022
#36

Carburetor 640020 (71/143) diagram

Tecumseh lawn & garden equipment engine nozzle tube

Part #640022

This item is not returnable
In Stock
Lawn & Garden Equipment Engine Carburetor Float 632543
#28

Carburetor 640020 (71/143) diagram

Lawn & garden equipment engine carburetor float

Part #632543

In Stock
Tecumseh Retainer 632549
#39

Carburetor 640020 (71/143) diagram

Tecumseh retainer

Part #632549

This item is not returnable
In Stock
Tecumseh Shutter 632541
#6

Carburetor 640020 (71/143) diagram

Tecumseh shutter

Part #632541

This item is not returnable
In Stock

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 walk-behind mowers

Use the advice and tips in these articles and videos to get the most out of your walk-behind lawn mower.

How to enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

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.…

Types of walk-behind mower blades video

Types of walk-behind mower blades video

Learn about the different kinds of mower blades and how to maintain them.…