Lawn & Garden Engine

Model # HS40-55580K Official Tecumseh engine

Here are the diagrams and repair parts for Official Tecumseh HS40-55580K engine, as well as links to manuals and error code tables, if available.

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HS40-55580K Engine
Lamination 34443A
#162

Replacement parts diagram

Lamination

Part #34443A

Replaced by #34443D

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Manufacturer substitution
This part replaces 34443A. Substitute parts can look different from the original.
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Gasket 27110
#21

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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$2.49
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Troybilt Lawn & Garden Equipment Engine Fuel Line Clamp 26460
#253

Replacement parts diagram

Troybilt lawn & garden equipment engine fuel line clamp

Part #26460

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Lawn & Garden Equipment Engine Fuel Tank Cap 35355
#250

Replacement parts diagram

Lawn & garden equipment engine fuel tank cap

Part #35355

Replaced by #37845

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Manufacturer substitution
This part replaces 35355. Substitute parts can look different from the original.
$9.59
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Troybilt Lawn & Garden Equipment Engine Oil Seal 27897
#59

Replacement parts diagram

Troybilt lawn & garden equipment engine oil seal

Part #27897

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$7.02
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Generac Lawn & Garden Equipment Engine Stop Wire Terminal 610973
#25

Replacement parts diagram

Generac lawn & garden equipment engine stop wire terminal

Part #610973

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$4.11
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Generac Lawn & Garden Equipment Engine Air Filter Housing Gasket 27272A
#106

Replacement parts diagram

Generac lawn & garden equipment engine air filter housing gasket

Part #27272A

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$3.64
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Generac Lawn & Garden Equipment Engine Breather Filter 31410
#88

Replacement parts diagram

Generac lawn & garden equipment engine breather filter

Part #31410

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Lauson Lawn & Garden Equipment Engine Carburetor Rebuild Kit 31840
#32

Replacement parts diagram

Lauson lawn & garden equipment engine carburetor rebuild kit

Part #31840

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$22.60
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Lawn & Garden Equipment Torx Screw 30063
#232

Replacement parts diagram

Lawn & garden equipment torx screw

Part #30063

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$2.49
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