Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
Tips to find your model number
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 # OVRM50-52620B Official Tecumseh engine

Here are the diagrams and repair parts for Official Tecumseh OVRM50-52620B 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 152 parts  |
Oil 730225
#420

Replacement parts diagram

Oil

Part #730225

Replaced by #25-357-03-S

?
Manufacturer substitution
This part replaces 730225. Substitute parts can look different from the original.
BEST SELLER
$10.82 | 
16% OFF Phone Price : $12.82
In Stock
Troybilt Lawn & Garden Equipment Engine Carburetor Gasket (replaces 27141) 26756
#184

Replacement parts diagram

Troybilt lawn & garden equipment engine carburetor gasket (replaces 27141)

Part #26756

BEST SELLER
This item is not returnable
$3.64 | 
22% OFF Phone Price : $4.64
In Stock
Lamination 34443A
#100

Replacement parts diagram

Lamination

Part #34443A

Replaced by #34443D

?
Manufacturer substitution
This part replaces 34443A. Substitute parts can look different from the original.
BEST SELLER
$44.07 | 
12% OFF Phone Price : $50.07
In Stock
Lawn & Garden Equipment Engine Fuel Tank Cap 35355
#301

Replacement parts diagram

Lawn & garden equipment engine fuel tank cap

Part #35355

Replaced by #37845

?
Manufacturer substitution
This part replaces 35355. Substitute parts can look different from the original.
BEST SELLER
$9.59 | 
9% OFF Phone Price : $10.59
In Stock
Troybilt Lawn & Garden Equipment Engine Flywheel Key (replaces 02-403) 611004
#89

Replacement parts diagram

Troybilt lawn & garden equipment engine flywheel key (replaces 02-403)

Part #611004

This item is not returnable
$2.49 | 
29% OFF Phone Price : $3.49
In Stock
Troybilt Lawn & Garden Equipment O-ring 35499
#307

Replacement parts diagram

Troybilt lawn & garden equipment o-ring

Part #35499

This item is not returnable
$2.49 | 
29% OFF Phone Price : $3.49
In Stock
Troybilt Lawn & Garden Equipment Engine Spark Plug Boot (replaces 27276, Tc-610118) 610118
#101

Replacement parts 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
Generac Lawn & Garden Equipment Engine Stop Wire Terminal 610973
Generac lawn & garden equipment engine stop wire terminal

Part #610973

This item is not returnable
$4.11 | 
20% OFF Phone Price : $5.11
Back Order
Troybilt Lawn & Garden Equipment Engine Breather Element 33734
#6

Replacement parts diagram

Troybilt lawn & garden equipment engine breather element

Part #33734

This item is not returnable
$2.16
In Stock
Plug 30572
#72

Replacement parts diagram

Plug

Part #30572

Replaced by #36083

?
Manufacturer substitution
This part replaces 30572. Substitute parts can look different from the original.
This item is not returnable
$7.89 | 
11% OFF Phone Price : $8.89
In Stock

RECOMMENDED MAINTENANCE PARTS AND ACCESSORIES

Symptoms for treadmills

Choose a symptom to see related treadmill repairs.

View all

Why won't my treadmill power up?

Main causes: no power, bad power cord, tripped or faulty overload switch, bad power switch, wiring failure, bad motor co…

Read more

Why is my treadmill's walking belt off center?

Main causes: rear roller out of alignment, damaged walking belt, bad roller…

Read more

Why won't my treadmill start even though the console display works?

Main causes: missing safety key, bad control console, wiring failure, faulty motor control board, bad drive motor…

Read more

Why is my treadmill's heart rate sensor not accurate?

Main causes: faulty sensors, wiring failure, bad control console…

Read more

Why does my treadmill have no display?

Main causes: bad control console, wiring failure, bad motor control board…

Read more

Why does my treadmill's walking belt slow down?

Main causes: damaged walking belt, improper belt tension, lack of belt lubricant, bad drive motor…

Read more

Why is my treadmill's walking belt slipping?

Main causes: damaged walking belt, improper belt tension, bad roller bearing…

Read more

Repair guides for treadmills

These step-by-step repair guides will help you safely fix what’s broken on your treadmill.

View all
How to replace a treadmill motor controller

How to replace a treadmill motor controller

Your treadmill motor won't run with a defective motor controller. Replace the motor controller if it doesn't operate the…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a treadmill walking belt

How to replace a treadmill walking belt

A worn walking belt will begin to slow down during use. If your treadmill walking belt is worn out, replace it using the…

Read more
Repair difficulty
Time required
 45 minutes or less
How to replace a treadmill drive motor

How to replace a treadmill drive motor

A defective drive motor won't run when activated by the motor controller. Replace the treadmill drive motor if it doesn'…

Read more
Repair difficulty
Time required
 15 minutes or less

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

Use the advice and tips in these articles and videos to get the most out of your treadmill.

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