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Tecumseh
Lawn & Garden Engine

Model # HSK600-1681T Official Tecumseh engine

Here are the diagrams and repair parts for Official Tecumseh HSK600-1681T engine, as well as links to manuals and error code tables, if available.

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Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

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ALL PARTS
Showing 10 of 87 parts  |
Needle Seat 631021
#30

Carburetor 640086 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.
BEST SELLER
This item is not returnable
$9.50 | 
10% OFF Phone Price : $10.50
In Stock
Repair Kit 632760
#NI

Carburetor 640086 diagram

Repair kit

Part #632760

Replaced by #632760B

?
Manufacturer substitution
This part replaces 632760. Substitute parts can look different from the original.
BEST SELLER
$22.91 | 
21% OFF Phone Price : $28.91
In Stock
Lamination 34443A
#100

Engine hsk600-1681t 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.
BEST SELLER
$44.07 | 
12% OFF Phone Price : $50.07
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Gasket 27110
#44

Carburetor 640086 diagram

Gasket

Part #27110

Replaced by #27110A

?
Manufacturer substitution
This part replaces 27110. Substitute parts can look different from the original.
BEST SELLER
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$2.49 | 
29% OFF Phone Price : $3.49
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Float 632019
#28

Carburetor 640086 diagram

Float

Part #632019

Replaced by #632019A

?
Manufacturer substitution
This part replaces 632019. Substitute parts can look different from the original.
This item is not returnable
$8.89 | 
10% OFF Phone Price : $9.89
In Stock
Troybilt Lawn & Garden Equipment Engine Carburetor O-ring 632547
#37

Carburetor 640086 diagram

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
Troybilt Lawn & Garden Equipment Engine Spark Plug Boot (replaces 27276, Tc-610118) 610118
#101

Engine hsk600-1681t diagram

Troybilt lawn & garden equipment engine spark plug boot (replaces 27276, tc-610118)

Part #610118

This item is not returnable
$5.24 | 
16% OFF Phone Price : $6.24
In Stock
Troybilt Carburetor Float 631024
#27

Carburetor 640086 diagram

Troybilt carburetor float

Part #631024

This item is not returnable
$2.16
In Stock
Lawn & Garden Equipment Engine Piston Kit 310283A
#41

Engine hsk600-1681t diagram

Lawn & garden equipment engine piston kit

Part #310283A

$29.89
In Stock
Troybilt Lawn & Garden Equipment Washer 650815
#92

Engine hsk600-1681t diagram

Troybilt lawn & garden equipment washer

Part #650815

This item is not returnable
$2.16
In Stock

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