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
Generac
Lawn & Garden Engine

Model # EHC040480 Official Generac engine

Here are the diagrams and repair parts for Official Generac EHC040480 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 119 parts  |
Filter 78601
#47

Carburetor diagram

Filter

Part #78601

Replaced by #78601GS

?
Manufacturer substitution
This part replaces 78601. Substitute parts can look different from the original.
$20.18 | 
23% OFF Phone Price : $26.18
In Stock
Cover 78608A
Cover

Part #78608A

Replaced by #078608B

?
Manufacturer substitution
This part replaces 78608A. Substitute parts can look different from the original.
$63.82
In Stock
Valve 90081
#38

Complete long block diagram

Valve

Part #90081

Replaced by #0D24890ESV

?
Manufacturer substitution
This part replaces 90081. Substitute parts can look different from the original.
$51.52 | 
10% OFF Phone Price : $57.52
In Stock
Clamp 48031C
#61

Flywheel diagram

Clamp

Part #48031C

Replaced by #691038

?
Manufacturer substitution
This part replaces 48031C. Substitute parts can look different from the original.
This item is not returnable
$5.43
In Stock
Spring 88401
#31

Complete long block diagram

Spring

Part #88401

Replaced by #0D24890ESV

?
Manufacturer substitution
This part replaces 88401. Substitute parts can look different from the original.
$51.52 | 
10% OFF Phone Price : $57.52
In Stock
Valve 90082
#37

Complete long block diagram

Valve

Part #90082

Replaced by #0D24890ESV

?
Manufacturer substitution
This part replaces 90082. Substitute parts can look different from the original.
$51.52 | 
10% OFF Phone Price : $57.52
In Stock
Switch 99236
#5

Spark plug/ oil filter diagram

Switch

Part #99236

Replaced by #0D9235BSRV

?
Manufacturer substitution
This part replaces 99236. Substitute parts can look different from the original.
$59.23 | 
9% OFF Phone Price : $65.23
In Stock
Generac Lawn & Garden Equipment Engine Flywheel 0C8917ASRV
#79

Flywheel diagram

Generac lawn & garden equipment engine flywheel

Part #0C8917ASRV

$191.08
In Stock
Ring 88411
#3

Complete long block diagram

Ring

Part #88411

Replaced by #0G43790SRV

?
Manufacturer substitution
This part replaces 88411. Substitute parts can look different from the original.
$27.29
In Stock
Spring 86037
#30

Spark plug/ oil filter diagram

Spring

Part #86037

Replaced by #0C3979

?
Manufacturer substitution
This part replaces 86037. Substitute parts can look different from the original.
$38.33 | 
14% OFF Phone Price : $44.33
In Stock

Symptoms for top-mount refrigerators

Why is there water in the bottom of the fridge under vegetable drawers?

Main causes: frozen or clogged defrost drain tube, cracked water system tubing…

Read more

Repair guides for top-mount refrigerators

How to replace a refrigerator water valve

How to replace a refrigerator water valve

Replace the water valve that feeds water to the ice maker and water dispenser if it no longer controls the flow of water…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace the evaporator fan motor in a top-freezer refrigerator

How to replace the evaporator fan motor in a top-freezer refrigerator

The evaporator fan motor blows air across the evaporator coils and through the refrigerator cabinet for cooling. Replace…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace the compressor start relay in a top-freezer refrigerator

How to replace the compressor start relay in a top-freezer refrigerator

The compressor start relay starts the compressor and shuts it off if the motor overheats. Replace the start relay if it'…

Read more
Repair difficulty
Time required
 15 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

Downdraft Ventilation System
Downdraft ventilation system Parts