McCulloch
Gas Leaf Blower

Model #M320 TYPE 1 Official McCulloch blower

Here are the diagrams and repair parts for McCulloch M320-TYPE-1 blower, 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.

Showing 10 of 79 parts

Lawn & Garden Equipment Fuel Line, Small (replaces 530021058, 530-021058, 530021076, 5300692-47, 530-069247, 530-069751, 530071404)#34

Scroll/impeller/handle Diagram

In Stock
$3.91 | 
20% OFF 
Was: $4.89
Lawn & Garden Equipment Fuel Line, Large (replaces 530021017, 530-021025, 530021026, 530-021026, 530021028, 530-021028, 530-021035, 530021042, 530021132, 530028505, 530-028505, 5300692-16, 530-069216)#35

Scroll/impeller/handle Diagram

Lawn & Garden Equipment Engine Fuel Filter (replaces 530010811, 530014199, 530-014199, 530014362, 530-014362, 530014815, 530023364, 530047004, 5300956-46, 530095649)#33

Scroll/impeller/handle Diagram

Back Order
$3.21 | 
24% OFF 
Phone Price: $4.21
Lawn & Garden Equipment Engine Ignition Module (replaces 545081826)#24

Muffler/cylinder/crankcase Diagram

Module.ign.8

Part #545158001
Replaced by #501092801
?
Manufacturer substitution
This part replaces 545158001. Substitute parts can look different from the original.
BEST SELLER
In Stock
$15.92 | 
11% OFF 
Phone Price: $17.92
Leaf Blower Piston Ring (replaces 530012472)#21

Muffler/cylinder/crankcase Diagram

Leaf blower piston ring (replaces 530012472)

Part #545154009
BEST SELLER
This item is not returnable
In Stock
$3.19 | 
24% OFF 
Phone Price: $4.19
Leaf Blower Fuel Tank (replaces 526222201, 545100401)#32

Scroll/impeller/handle Diagram

In Stock
$20.49 | 
20% OFF 
Phone Price: $25.49
Leaf Blower High-Speed Nozzle#3

Vac tubes & nozzle Diagram

Leaf blower high-speed nozzle

Part #545151201
BEST SELLER
This item is not returnable

Get free shipping with Automatic Reorder

In Stock
$5.39 | 
16% OFF 
Phone Price: $6.39
Leaf Blower Carburetor Adapter#8

Muffler/cylinder/crankcase Diagram

Leaf blower carburetor adapter

Part #545084901
This item is not returnable
In Stock
$12.14 | 
14% OFF 
Phone Price: $14.14
Leaf Blower Air Filter Cover#16

Muffler/cylinder/crankcase Diagram

Leaf blower air filter cover

Part #545112702
This item is not returnable
Back Order
$6.30
Lawn & Garden Equipment Engine Spark Plug#7

Muffler/cylinder/crankcase Diagram

Accy we spar

Part #952030249
Replaced by #530030180
?
Manufacturer substitution
This part replaces 952030249. Substitute parts can look different from the original.
This item is not returnable
In Stock
$4.09 | 
21% OFF 
MSRP: $5.20

Symptoms for gas leaf blowers

Choose a symptom to see related leaf blower repairs.

Main causes: cracked fuel lines, leaky carburetor seals, damaged fuel tank cap, cracked fuel tank
Main causes: bad gas, clogged air filter, cracked fuel lines, clogged fuel filter, dirty carburetor, bad spark plug, worn piston rings
Main causes: stale fuel, dirty air filter, bad spark plug, cracked fuel lines, clogged carburetor
Main causes: damaged fan blade, engine needs a tune up, dirty carburetor
Main causes: mixing too much 2-cycle oil with the gas, dirty air filter, clogged carburetor, engine needs tune up

Repair guides for gas leaf blowers

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

August 1, 2013
Lyle Weischwill
How to replace a leaf blower carburetor

The carburetor could be the problem If the leaf blower engine won't start even though there's fuel in the tank. Follow these instructions to replace the carburetor.

Repair difficulty
Time required
 15 minutes or less
August 1, 2013
Lyle Weischwill
How to replace leaf blower fuel lines

Leaf blower fuel lines deteriorate with time and eventually can split or crack. You can remove and replace them yourself, following these instructions.

Repair difficulty
Time required
 60 minutes or less
August 1, 2013
Lyle Weischwill
How to rebuild a leaf blower carburetor

If the leaf blower engine won't start even though there's fuel in the tank, the carburetor could be the problem. Follow these instructions to rebuild it in less than 30 minutes.

Repair difficulty
Time required
 60 minutes or less

Articles and videos for gas leaf blowers

Use the advice and tips in these articles to get the most out of your leaf blower.

February 11, 2023

Top 10 electric lawn and garden tools for 2023

Lyle Weischwill

Learn about the top 10 must-have electric lawn & garden tools for 2023

June 29, 2022

Top questions about Sears and Sears PartsDirect

Lyle Weischwill

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

January 1, 2016

6 easy steps for maintaining a leaf blower

Lyle Weischwill

Follow this advice for caring for your leaf blower.