Tecumseh
Lawn & Garden Engine

Model # HM80-155426L Official Tecumseh engine

Here are the diagrams and repair parts for Official Tecumseh HM80-155426L 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 177 parts  |

Lawn Mower O-ring 631028
#29

Carburetor 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
In Stock
Needle Seat 631021
#30

Carburetor diagram

Needle seat

Part #631021

Replaced by #631021B

?
Manufacturer substitution
This part replaces 631021. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$9.82
9% OFF Phone Price : $10.82
In Stock
Spark Plug 33636
#135

Replacement parts diagram

Spark plug

Part #33636

Replaced by #J19LM

?
Manufacturer substitution
This part replaces 33636. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$4.80
17% OFF Phone Price : $5.80
In Stock
Lawn & Garden Equipment Engine Fuel Line Clamp 26460
#292

Replacement parts diagram

Lawn & garden equipment engine fuel line clamp

Part #26460

BEST SELLER
This item is not returnable
$2.49
29% OFF Phone Price : $3.49
In Stock
Rope 590451A
#9

Rewind starter diagram

Rope

Part #590451A

Replaced by #590535

?
Manufacturer substitution
This part replaces 590451A. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$2.49
29% OFF Phone Price : $3.49
In Stock
Lawn & Garden Equipment Engine Carburetor Manifold Gasket 33263
#184

Replacement parts diagram

Lawn & garden equipment engine carburetor manifold gasket

Part #33263

BEST SELLER
This item is not returnable
$2.49
29% OFF Phone Price : $3.49
In Stock
Lawn & Garden Equipment Engine Air Filter 33268
#245

Replacement parts diagram

Lawn & garden equipment engine air filter

Part #33268

This item is not returnable
$16.59
11% OFF Phone Price : $18.59
In Stock
Lawn & Garden Equipment Engine Carburetor Rebuild Kit 632347
#60

Carburetor diagram

Lawn & garden equipment engine carburetor rebuild kit

Part #632347

This item is not returnable
$21.69
19% OFF Phone Price : $26.69
In Stock
Lawn & Garden Equipment O-ring 35499
#306

Replacement parts diagram

Lawn & garden equipment o-ring

Part #35499

This item is not returnable
$2.49
29% OFF Phone Price : $3.49
In Stock
Lamination 35135
#100

Replacement parts diagram

Lamination

Part #35135

Replaced by #35135B

?
Manufacturer substitution
This part replaces 35135. Substitute parts can look different from the original.
$58.79
8% OFF Phone Price : $63.79
In Stock

Symptoms for gas cooktops

Main causes: burner igniter switch failure, bad spark module, dirty or damaged spark electrode, wiring failure, lack of …

Main causes: gas supply problem, faulty pressure regulator, clogs in burner or orifice, burner valve failure…

Main causes: stuck burner igniter switch, wet igniter switch contacts, faulty spark module…

Repair guides for gas cooktops

How to replace a spark igniter switch on a gas cooktop

How to replace a spark igniter switch on a gas cooktop

Follow these step-by-step instructions to fix the surface burner ignition system on your gas cooktop by replacing the sp…

Repair difficulty
Time required
 45 minutes or less
How to replace a spark module on a gas cooktop

How to replace a spark module on a gas cooktop

No flame on your gas cooktop? Installing a new spark module could be the fix you need.…

Repair difficulty
Time required
 30 minutes or less

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

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.…

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.…