Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
Orders

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
Tecumseh
Lawn & Garden Engine

Model # HSK600-1681S Official Tecumseh engine

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

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

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

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

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

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 99 parts  |
Lawn Mower O-ring 631028
#29

Carburetor 632641 diagram

Lawn mower o-ring

Part #631028

Replaced by #631028A

?
Manufacturer substitution
This part replaces 631028. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$2.49 | 
29% OFF Phone Price : $3.49
Back Order
Float 632019
#28

Carburetor 632641 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 Spark Plug Boot (replaces 27276, Tc-610118) 610118
#101

Engine hsk600-1681s 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 632641 diagram

Troybilt carburetor float

Part #631024

This item is not returnable
$2.16
In Stock
Lawn & Garden Equipment Engine Recoil Starter Handle (replaces 590443, 590452) 590701
Lawn & garden equipment engine recoil starter handle (replaces 590443, 590452)

Part #590701

This item is not returnable
$7.80 | 
11% OFF Phone Price : $8.80
In Stock
Lawn & Garden Equipment Engine Air Filter Gasket 35815
#239

Engine hsk600-1681s diagram

Lawn & garden equipment engine air filter gasket

Part #35815

This item is not returnable
$2.16
In Stock
Troybilt Lawn & Garden Equipment Engine Recoil Starter Pawl Spring 590617
#7

Starter 590652 (71/143) diagram

Troybilt lawn & garden equipment engine recoil starter pawl spring

Part #590617

This item is not returnable
$4.40
In Stock
Lawn & Garden Equipment Engine Recoil Starter Friction Spring 590699
#7

Recoil starter 590735 diagram

Lawn & garden equipment engine recoil starter friction spring

Part #590699

This item is not returnable
$8.20
In Stock
Troybilt Lawn & Garden Equipment Washer 650815
#92

Engine hsk600-1681s diagram

Troybilt lawn & garden equipment washer

Part #650815

This item is not returnable
$2.16
In Stock
Lawn & Garden Equipment Engine Recoil Starter Pulley And Spring 590709
#8

Recoil starter 590735 diagram

Lawn & garden equipment engine recoil starter pulley and spring

Part #590709

$20.43
In Stock

Repair guides for front-engine lawn tractors

How to replace a ground drive belt on a riding lawn mower

How to replace a ground drive belt on a riding lawn mower

Replace the ground drive belt if it's broken or too worn to spin the transaxle pulley.…

Read more
Repair difficulty
Time required
 45 minutes or less
How to replace a blade clutch cable on a riding lawn mower

How to replace a blade clutch cable on a riding lawn mower

If the blades don't spin on your riding mower when you shift the lever, the blade clutch cable could be broken. Here’s h…

Read more
Repair difficulty
Time required
 30 minutes or less
How to replace a riding lawn mower blade drive belt

How to replace a riding lawn mower blade drive belt

Replace the blade drive belt if it's broken or won't spin the cutting blades because of wear.…

Read more
Repair difficulty
Time required
 45 minutes or less

Effective articles & videos to help repair your lawn & garden engines

View all
Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

Read more
What are the main components of a lawn mower?

What are the main components of a lawn mower?

Learn about the main parts of a lawn mower and when to replace parts.…

Read more

Parts & More