Craftsman
Chainsaw

Model # 917351770 Official Craftsman 3.7a chainsaw

Here are the diagrams and repair parts for Official Craftsman 917351770 3.7a chainsaw, 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 203 parts  |

Sprocket 9137H
#29

Lubrication, clutch, and cutting diagram

Sprocket

Part #9137H

Replaced by #11891

?
Manufacturer substitution
This part replaces 9137H. Substitute parts can look different from the original.
This item is not returnable
In Stock
Nut 4058R
#25

Main frame diagram

Nut

Part #4058R

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

Chain 642A43
#44

Lubrication, clutch, and cutting diagram

Chain

Part #642A43

Replaced by #33SL071G

?
Manufacturer substitution
This part replaces 642A43. Substitute parts can look different from the original.
In Stock
Huglock Nut 9070H
#13

Magneto diagram

Huglock nut

Part #9070H

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

Muffler Support 6317R
#38

Engine diagram

Muffler support

Part #6317R

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

Detent Spring 1572R
#21

Lubrication, clutch, and cutting diagram

Detent spring

Part #1572R

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

Shutter 013263
#11

Carburetor diagram

Shutter

Part #013263

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

Clip 013219
#8

Carburetor diagram

Clip

Part #013219

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

Spark Plug 9409H
#1

Engine diagram

Spark plug

Part #9409H

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

Carburetor 6435R
#4

Engine diagram

Carburetor

Part #6435R

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

Effective articles & videos to help repair your chainsaws

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.…

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.…