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McCulloch
Gas Chainsaw

Model # 41CY09AS777 Official McCulloch chainsaw

Here are the diagrams and repair parts for Official McCulloch 41CY09AS777 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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Showing 10 of 128 parts  |
Mtd Chainsaw Fuel Tank Assembly MC-9228-310205
#60

Chain saw diagram

Mtd chainsaw fuel tank assembly

Part #MC-9228-310205

$105.72
In Stock
Chain-20" MC-9220-31B203
#123

Chain saw diagram

Chain-20"

Part #MC-9220-31B203

Replaced by #95TXL078G

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Manufacturer substitution
This part replaces MC-9220-31B203. Substitute parts can look different from the original.
$39.22
In Stock
Hex Clamp Wire MC-9036-310201
#18

Chain saw diagram

Hex clamp wire

Part #MC-9036-310201

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

Upper Crankcase MC-9072-310202F
#16

Chain saw diagram

Upper crankcase

Part #MC-9072-310202F

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

Plug MC-9013-310201
#73

Chain saw diagram

Plug

Part #MC-9013-310201

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

Wire MC-9010-310203
#98

Chain saw diagram

Wire

Part #MC-9010-310203

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

Boot MC-9124-310203
#48

Chain saw diagram

Boot

Part #MC-9124-310203

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

Eyelet MC-9131-310204
#51

Chain saw diagram

Eyelet

Part #MC-9131-310204

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

Flange MC-9014-310201
#50

Chain saw diagram

Flange

Part #MC-9014-310201

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

Mtd Chainsaw Engine Piston MC-9290-310201
#22

Chain saw diagram

Mtd chainsaw engine piston

Part #MC-9290-310201

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…

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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…

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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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