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McCulloch
Gas Chainsaw

Model # MAC 3818 11-600038-18 Official McCulloch gas chainsaw

Here are the diagrams and repair parts for Official McCulloch MAC-3818-11-600038-18 gas chainsaw, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 154 parts  |
Drive Sprocket 95646
#70

Powerhead assembly diagram

Drive sprocket

Part #95646

The manufacturer no longer makes this part, and there's no substitute part

Roller 224849
#10

Chain brake assembly diagram

Roller

Part #224849

The manufacturer no longer makes this part, and there's no substitute part

Boot 95266
#43

Powerhead assembly diagram

Boot

Part #95266

The manufacturer no longer makes this part, and there's no substitute part

Label, Ansi 46703-71
#67A

General assembly diagram

Label, ansi

Part #46703-71

The manufacturer no longer makes this part, and there's no substitute part

Retainer Nut 300292
Retainer nut

Part #300292

The manufacturer no longer makes this part, and there's no substitute part

Nut-hx 5/16- 110961
#36

Powerhead assembly diagram

Nut-hx 5/16-

Part #110961

The manufacturer no longer makes this part, and there's no substitute part

Carburetor 322172-01

#NI

All parts diagram

Carburetor

Part #322172-01

The manufacturer no longer makes this part, and there's no substitute part

Screw-tr 10- 218083
Screw-tr 10-

Part #218083

The manufacturer no longer makes this part, and there's no substitute part

Valve, Duckb 300256
#15

General assembly diagram

Valve, duckb

Part #300256

The manufacturer no longer makes this part, and there's no substitute part

Screw, #10-24 111093
#53

Powerhead assembly diagram

Screw, #10-24

Part #111093

The manufacturer no longer makes this part, and there's no substitute part

Symptoms for gas chainsaws

Choose a symptom to see related chainsaw repairs.

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What should I do if my chainsaw leaks gas?

Main causes: cracked fuel lines, leaky carburetor seals, damaged fuel tank cap, cracked fuel tank…

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Why does my chainsaw run roughly?

Main causes: bad gas, engine needs tune up, cracked fuel lines, dirty carburetor…

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Why won't my chainsaw start?

Main causes: stale gasoline, cracked fuel lines, dirty carburetor, damaged spark plug, worn piston rings…

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Repair guides for gas chainsaws

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

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How to rebuild a chainsaw carburetor

How to rebuild a chainsaw carburetor

If your chainsaw isn't running well, a dirty carburetor could be the problem. You can take it apart, clean it and rebuil…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a chainsaw carburetor

How to replace a chainsaw carburetor

If the engine won't start even though there's fuel in the chainsaw, the carburetor could be the problem. Sometimes, it's…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace chainsaw fuel lines

How to replace chainsaw fuel lines

The fuel line on a chainsaw becomes brittle over time and can crack. Replacing it doesn't require a lot of DYI experienc…

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Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your chainsaws

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

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What are the most common replacement parts for chainsaws?

What are the most common replacement parts for chainsaws?

Learn about the most common replacement parts for chainsaws and how they can help you fix chainsaw problems.…

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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.…

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