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MTD
Gas Chainsaw

Model # 41AY427S799 Official MTD chainsaw

Here are the diagrams and repair parts for Official MTD 41AY427S799 chainsaw, as well as links to manuals and error code tables, if available.

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  • 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”.

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Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 27 parts  |
Chainsaw Carburetor 753-08137
#7

Short block/muffler/carburetor diagram

Chainsaw carburetor

Part #753-08137

Replaced by #953-08137

?
Manufacturer substitution
This part replaces 753-08137. Substitute parts can look different from the original.
$30.25 | 
17% OFF Phone Price : $36.25
In Stock
Clutch Assembly 753-08145
#6

Handle/bar/chain diagram

Clutch assembly

Part #753-08145

Replaced by #953-08145

?
Manufacturer substitution
This part replaces 753-08145. Substitute parts can look different from the original.
This item is not returnable
$24.30 | 
20% OFF Phone Price : $30.30
In Stock
Spark Plug 753-08107
#3

Short block/muffler/carburetor diagram

Spark plug

Part #753-08107

Replaced by #953-08107

?
Manufacturer substitution
This part replaces 753-08107. Substitute parts can look different from the original.
This item is not returnable

Get free shipping with Automatic Reorder

$11.90 | 
14% OFF Phone Price : $13.90
In Stock
Bar 753-08105
#3

Handle/bar/chain diagram

Bar

Part #753-08105

Replaced by #953-08105

?
Manufacturer substitution
This part replaces 753-08105. Substitute parts can look different from the original.
This item is not returnable
$4.81 | 
17% OFF Phone Price : $5.81
In Stock
Chainsaw Fuel Cap 753-08268
#15

Handle/bar/chain diagram

Chainsaw fuel cap

Part #753-08268

Replaced by #953-08268

?
Manufacturer substitution
This part replaces 753-08268. Substitute parts can look different from the original.
This item is not returnable
$8.21 | 
11% OFF Phone Price : $9.21
In Stock
Spike Plate 753-08128
#8

Handle/bar/chain diagram

Spike plate

Part #753-08128

Replaced by #953-08128

?
Manufacturer substitution
This part replaces 753-08128. Substitute parts can look different from the original.
This item is not returnable
$8.29 | 
11% OFF Phone Price : $9.29
In Stock
Clutch Drum 753-08220
#5

Handle/bar/chain diagram

Clutch drum

Part #753-08220

Replaced by #953-08220

?
Manufacturer substitution
This part replaces 753-08220. Substitute parts can look different from the original.
This item is not returnable
$27.20 | 
18% OFF Phone Price : $33.20
In Stock
Flywheel 753-08131
#18

Handle/bar/chain diagram

Flywheel

Part #753-08131

Replaced by #953-08131

?
Manufacturer substitution
This part replaces 753-08131. Substitute parts can look different from the original.
This item is not returnable
$27.56 | 
18% OFF Phone Price : $33.56
In Stock
Chainsaw Carburetor Assembly 753-08219
#4

Handle/bar/chain diagram

Chainsaw carburetor assembly

Part #753-08219

Replaced by #953-08219

?
Manufacturer substitution
This part replaces 753-08219. Substitute parts can look different from the original.
This item is not returnable
$11.19 | 
15% OFF Phone Price : $13.19
In Stock
Filter 753-08123
#14

Handle/bar/chain diagram

Filter

Part #753-08123

Replaced by #953-08123

?
Manufacturer substitution
This part replaces 753-08123. Substitute parts can look different from the original.
This item is not returnable
$16.58 | 
11% OFF Phone Price : $18.58
In Stock

Symptoms for gas chainsaws

Choose a symptom to see related chainsaw repairs.

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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…

Read more

Why does my chainsaw run roughly?

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

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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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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 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…

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

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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