Lawn & Garden

Model # 640091 Official Tractor Accessories carburetor

Here are the diagrams and repair parts for Official Tractor Accessories 640091 carburetor, as well as links to manuals and error code tables, if available.

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640091 Carburetor
Needle Seat 631021
#30

Replacement parts diagram

Needle seat

Part #631021

Replaced by #631021B

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Manufacturer substitution
This part replaces 631021. Substitute parts can look different from the original.
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Troybilt Lawn & Garden Equipment Engine Carburetor Rebuild Kit (replaces 632760a, 632809) 632760B
#(NI)

Replacement parts diagram

Troybilt lawn & garden equipment engine carburetor rebuild kit (replaces 632760a, 632809)

Part #632760B

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Gasket 27110
#44

Replacement parts 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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Float 632019
#28

Replacement parts diagram

Float

Part #632019

Replaced by #632019A

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Manufacturer substitution
This part replaces 632019. Substitute parts can look different from the original.
This item is not returnable
$8.89
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Troybilt Lawn & Garden Equipment Engine Carburetor O-ring 632547
#37

Replacement parts diagram

Troybilt lawn & garden equipment engine carburetor o-ring

Part #632547

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$3.64
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Troybilt Lawn & Garden Equipment Engine Carburetor Float Bowl (replaces 631025, 632808) 631867
#25

Replacement parts diagram

Troybilt lawn & garden equipment engine carburetor float bowl (replaces 631025, 632808)

Part #631867

This item is not returnable
$3.49
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Troybilt Lawn & Garden Equipment Engine Welch Plug (replaces 53-005) 631027
#48

Replacement parts diagram

Troybilt lawn & garden equipment engine welch plug (replaces 53-005)

Part #631027

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Troybilt Lawn & Garden Equipment Engine Tension Spring 630766
#18

Replacement parts diagram

Troybilt lawn & garden equipment engine tension spring

Part #630766

This item is not returnable
In Stock
Lawn & Garden Equipment Screw 640027
#20

Replacement parts diagram

Lawn & garden equipment screw

Part #640027

This item is not returnable
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Lawn & Garden Equipment Engine Throttle Shaft Seal 631183
Lawn & garden equipment engine throttle shaft seal

Part #631183

This item is not returnable
In Stock

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

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

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