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Tecumseh
Lawn & Garden Engine

Model # HS40-55390E Official Tecumseh 4-cycle engine

Here are the diagrams and repair parts for Official Tecumseh HS40-55390E 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 170 parts  |
Needl/seat 631021
#12

Carburetor no. 631667 diagram

Needl/seat

Part #631021

The manufacturer no longer makes this part, and there's no substitute part

O-ring 631028
#25

Carburetor no. 631667 diagram

O-ring

Part #631028

The manufacturer no longer makes this part, and there's no substitute part

Gasket 27110
#21

Carburetor no. 631667 diagram

Gasket

Part #27110

The manufacturer no longer makes this part, and there's no substitute part

/carb Float 631023
#14

Carburetor no. 631667 diagram

/carb float

Part #631023

The manufacturer no longer makes this part, and there's no substitute part

Plug Cover 27276
#27

Basic engine diagram

Plug cover

Part #27276

The manufacturer no longer makes this part, and there's no substitute part

Element 31410
#40

Basic engine diagram

Element

Part #31410

The manufacturer no longer makes this part, and there's no substitute part

Thrtle Sprng 631279
#2

Carburetor no. 631667 diagram

Thrtle sprng

Part #631279

The manufacturer no longer makes this part, and there's no substitute part

Screw 28820
#94

Basic engine diagram

Screw

Part #28820

The manufacturer no longer makes this part, and there's no substitute part

Spark Plug 33636
#37

Basic engine diagram

Spark plug

Part #33636

The manufacturer no longer makes this part, and there's no substitute part

/gvnr Shaft 30574
#106

Basic engine diagram

/gvnr shaft

Part #30574

The manufacturer no longer makes this part, and there's no substitute part

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