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McCulloch TITAN 3900 11-400070-01 trimmer

McCulloch TITAN 3900 11-400070-01 trimmer Parts

Here are the diagrams and repair parts for McCulloch TITAN 3900 11-400070-01 trimmer, as well as links to manuals and error code tables, if available.

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Browse Parts for TITAN 3900 11-400070-01 Line Trimmers

  • Choke Knob for McCulloch TITAN 3900 11-400070-01 - Part 227255

    Engine assembly diagram

    Choke Knob

    Part #227255

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

  • Woodruff Key for McCulloch TITAN 3900 11-400070-01 - Part 102164

    Engine assembly diagram

    Woodruff Key

    Part #102164

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

  • Str Spring S for McCulloch TITAN 3900 11-400070-01 - Part 227467

    Engine assembly diagram

    Str Spring S

    Part #227467

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

  • Boot for McCulloch TITAN 3900 11-400070-01 - Part 95266

    Engine assembly diagram

    Boot

    Part #95266

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

  • Stud,left-al for McCulloch TITAN 3900 11-400070-01 - Part 322106

    Shaft/shield/cutter assembly diagram

    Stud,left-al

    Part #322106

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

  • Air Filter for McCulloch TITAN 3900 11-400070-01 - Part 237452

    Engine assembly diagram

    Air Filter

    Part #237452

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

  • Cylinder Kit for McCulloch TITAN 3900 11-400070-01 - Part 240007

    Engine assembly diagram

    Cylinder Kit

    Part #240007

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

  • Cover, Strin for McCulloch TITAN 3900 11-400070-01 - Part 229727

    Shaft/shield/cutter assembly diagram

    Cover, Strin

    Part #229727

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

  • Head String for McCulloch TITAN 3900 11-400070-01 - Part 300078-01

    Shaft/shield/cutter assembly diagram

    Head String

    Part #300078-01

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

  • Crankcase Assembly for McCulloch TITAN 3900 11-400070-01 - Part 227187

    Engine assembly diagram

    Crankcase Assembly

    Part #227187

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

Most common symptoms to help you fix your line trimmers

Choose a symptom to see related grass line trimmer repairs.

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

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

Main causes: stale fuel, clogged fuel filter, faulty spark plug, clogged air filter, cracked fuel lines, clogged carbure…

Repair guides for gas line trimmers

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

How to replace a line trimmer fuel line

How to replace a line trimmer fuel line

The fuel line on a grass line trimmer deteriorates with time and eventually can split or crack. You can replace it yours…

Repair time and Difficulty

 15 minutes or less
How to replace a line trimmer carburetor

How to replace a line trimmer carburetor

If the line trimmer won't start even though there's fuel in the tank, the carburetor could be the problem. Follow these …

Repair time and Difficulty

 15 minutes or less
How to rebuild a line trimmer carburetor

How to rebuild a line trimmer carburetor

If the line trimmer engine won't start even though there's fuel in the tank, the carburetor could be the problem. Follow…

Repair time and Difficulty

 15 minutes or less

Effective articles & videos to help repair your line trimmers

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

Line trimmer: Preventing fuel vapor lock in hot summer conditions

Line trimmer: Preventing fuel vapor lock in hot summer conditions

Vapor lock can stop your trimmer cold in summer heat. Learn how to prevent it and keep your lawn looking sharp…

Straight shaft vs curved shaft trimmers: What’s the difference?

Straight shaft vs curved shaft trimmers: What’s the difference?

Trying to decide between a straight shaft and curved shaft trimmer? This guide compares both designs to help you underst…

Can you cut grass with a weed whacker?

Can you cut grass with a weed whacker?

Wondering if your weed whacker can pick up the slack for your broken lawn mower? You're not alone. In this guide, we bre…

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