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Craftsman 143704042 4-cycle engine

Craftsman 143704042 4-cycle engine Parts

Here are the diagrams and repair parts for Craftsman 143704042 4-cycle engine, as well as links to manuals and error code tables, if available.

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Browse Parts for 143704042 4-Cycle Engine

  • Exhaust Valve for Craftsman 143704042 - Part 29313B

    Replacement parts diagram

    Exhaust Valve

    Part #29313B

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

  • Camshaft for Craftsman 143704042 - Part 34669

    Replacement parts diagram

    Camshaft

    Part #34669

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

  • Cap for Craftsman 143704042 - Part 31671

    Replacement parts diagram

    Cap

    Part #31671

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

  • (650819) Screw for Craftsman 143704042 - Part N/P

    (650819) Screw

    Part #N/P

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

  • Clip for Craftsman 143704042 - Part 31311

    Magneto diagram

    Clip

    Part #31311

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

  • Lawn & Garden Equipment Engine Fuel Line for Craftsman 143704042 - Part 30705

    Replacement parts diagram

    Lawn & Garden Equipment Engine Fuel Line

    Part #30705

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

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

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 lawn & garden engines

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

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