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Hitachi CS40EA chainsaw Parts

Here are the diagrams and repair parts for Hitachi CS40EA chainsaw, as well as links to manuals and error code tables, if available.

Hitachi CS40EA chainsaw
By Schematic
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Browse Parts for CS40EA Chainsaws

  • Pump Gasket for Hitachi CS40EA - Part 668-5212

    #23

    All parts diagram

    Pump Gasket

    Part #668-5212

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

  • Metering Dia for Hitachi CS40EA - Part 668-4690

    #29

    All parts diagram

    Metering Dia

    Part #668-4690

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

  • Holder Spring for Hitachi CS40EA - Part 669-8429

    #131

    All parts diagram

    Holder Spring

    Part #669-8429

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

  • Oil Pipe for Hitachi CS40EA - Part 669-6892

    #144

    All parts diagram

    Oil Pipe

    Part #669-6892

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

  • Magneto Sub for Hitachi CS40EA - Part 669-8414

    #80

    All parts diagram

    Magneto Sub

    Part #669-8414

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

  • Inner Cap for Hitachi CS40EA - Part 668-5351

    #120

    All parts diagram

    Inner Cap

    Part #668-5351

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

  • Crankshaft for Hitachi CS40EA - Part 669-6853

    #77

    All parts diagram

    Crankshaft

    Part #669-6853

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

  • Oil Pump Cover for Hitachi CS40EA - Part 669-6893

    #143

    All parts diagram

    Oil Pump Cover

    Part #669-6893

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

  • Line Trimmer Self-tapping Screw (black) for Hitachi CS40EA - Part 305-812

    #125

    All parts diagram

    Line Trimmer Self-tapping Screw (black)

    Part #305-812

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

  • Rtng Ring for Hitachi CS40EA - Part 955-479

    #137

    All parts diagram

    Rtng Ring

    Part #955-479

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

Most common symptoms to help you fix your chainsaws

Choose a symptom to see related chainsaw repairs.

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

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

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

Repair guides for gas chainsaws

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

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…

Repair time and Difficulty

 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…

Repair time and Difficulty

 15 minutes or less
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…

Repair time and Difficulty

 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.

When to replace a chainsaw bar

When to replace a chainsaw bar

Chainsaw bar wear leads to crooked cuts and chain damage. Learn the signs of wear and how to choose the right replacemen…

How to tune-up a gas chainsaw

How to tune-up a gas chainsaw

Tuning up a chainsaw is easier than you think. Follow these steps to clean, inspect, and replace key parts to keep your …

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Top questions about Sears and Sears PartsDirect

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