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
Generac
Lawn & Garden Engine

Model # GN190 Official Generac high-altitude jet gas engine

Here are the diagrams and repair parts for Official Generac GN190 high-altitude jet gas 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 151 parts  |
Filter 78601
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
Filter 78602
Filter

Part #78602

Replaced by #G078602

?
Manufacturer substitution
This part replaces 78602. Substitute parts can look different from the original.
This item is not returnable
$2.87 | 
26% OFF Phone Price : $3.87
In Stock
Starter A2799
#89

Muffler and recoil starter diagram

Starter

Part #A2799

Replaced by #095268ASRV

?
Manufacturer substitution
This part replaces A2799. Substitute parts can look different from the original.
$64.99 | 
8% OFF Phone Price : $70.99
In Stock
Carburetor 97747
#43C

Air cleaner and carburetor diagram

Carburetor

Part #97747

Replaced by #0C1535ASRV

?
Manufacturer substitution
This part replaces 97747. Substitute parts can look different from the original.
$137.55 | 
8% OFF Phone Price : $149.55
In Stock
Los Mod Ay 87221A
#18

Low oil shutdown and governor diagram

Los mod ay

Part #87221A

Replaced by #087221A

?
Manufacturer substitution
This part replaces 87221A. Substitute parts can look different from the original.
$36.09
In Stock
Hose 90947
Hose

Part #90947

Replaced by #090947A

?
Manufacturer substitution
This part replaces 90947. Substitute parts can look different from the original.
This item is not returnable
$11.22 | 
15% OFF Phone Price : $13.22
In Stock
Base 78607
#44B

Air cleaner and carburetor diagram

Base

Part #78607

Replaced by #G078607

?
Manufacturer substitution
This part replaces 78607. Substitute parts can look different from the original.
This item is not returnable
$22.38
In Stock
Gasket 91846
#39B

Air cleaner and carburetor diagram

Gasket

Part #91846

Replaced by #G091846

?
Manufacturer substitution
This part replaces 91846. Substitute parts can look different from the original.
This item is not returnable
$18.91
In Stock
Bolt 78643
#50

Air cleaner and carburetor diagram

Bolt

Part #78643

Replaced by #G078643

?
Manufacturer substitution
This part replaces 78643. Substitute parts can look different from the original.
This item is not returnable
$2.40
In Stock
Hose 30340
Hose

Part #30340

Replaced by #G030340

?
Manufacturer substitution
This part replaces 30340. Substitute parts can look different from the original.
This item is not returnable
$7.57
In Stock

Symptoms for electric ranges

Should I replace a damaged glass cooktop?

Main causes: impact from dropping an item on the glass surface, ceramic glass surface flaw, surface element temperature …

Read more

Why doesn't my electric range's surface element heat properly?

Main causes: faulty surface element, burner control switch failure, temperature limiter not working properly, loose wiri…

Read more

Repair guides for electric ranges

How to replace a range radiant surface element

How to replace a range radiant surface element

If the element on your glass cooktop isn't heating up even though it gets power, replace it yourself, in about 45 minute…

Read more
Repair difficulty
Time required
 45 minutes or less
How to replace an electric range oven control board

How to replace an electric range oven control board

If the electronic oven control board isn't powering the bake and broil functions, you can replace it in less than half a…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a range coil surface element

How to replace a range coil surface element

Easily replace a coil surface element in 15 minutes or less by following these step-by-step instructions.…

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