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Tecumseh
Lawn & Garden Engine

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

Here are the diagrams and repair parts for Official Tecumseh HS40-55390D 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 172 parts  |
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

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

/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

Float Bowl 631867
#16

Carburetor no. 631667 diagram

Float bowl

Part #631867

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

Screw 30564
#28

Basic engine diagram

Screw

Part #30564

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

Link 31858
#58

Basic engine diagram

Link

Part #31858

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

Ring 20381
#16

Basic engine diagram

Ring

Part #20381

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

Spring 630735
#8

Carburetor no. 631667 diagram

Spring

Part #630735

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

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