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MTD 638 log splitter Parts

Here are the diagrams and repair parts for MTD 638 log splitter, as well as links to manuals and error code tables, if available.

MTD 638 log splitter
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Browse Parts for 638 Log Splitter

  • Lawn & Garden Equipment Screw for MTD 638 - Part 910-0289

    #108

    All parts diagram

    Hex Screw

    Part #710-0289

    Replaced by #910-0289

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    Manufacturer substitution
    This part replaces 710-0289. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $6.60
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  • Mtd Lawn & Garden Equipment Washer for MTD 638 - Part 936-0192

    #11

    All parts diagram

    Washer

    Part #736-0192

    Replaced by #936-0192

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    This part replaces 736-0192. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $7.77
    11% OFF Phone Price : $8.77Info Icon
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  • Log Splitter Rear Coupling Support Bracket for MTD 638 - Part 781-0097-0637

    #85

    All parts diagram

    Bracket Support

    Part #781-0097

    Replaced by #781-0097-0637

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    This part replaces 781-0097. Substitute parts can look different from the original.
    In Stock
    $99.98
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  • Lawn Tractor Mandrel Shaft Spacer for MTD 638 - Part 941-04299

    #10

    All parts diagram

    Bearing Cup

    Part #741-3029

    Replaced by #941-04299

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    This part replaces 741-3029. Substitute parts can look different from the original.
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    In Stock
    $34.32
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  • Log Splitter Dust Seal for MTD 638 - Part 921-0168

    #103

    All parts diagram

    Bearing Seal

    Part #721-0168

    Replaced by #921-0168

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    This part replaces 721-0168. Substitute parts can look different from the original.
    In Stock
    $35.56
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  • Log Splitter Dipstick for MTD 638 - Part 737-0348A

    #91

    All parts diagram

    Pipe Plug

    Part #737-0236

    Replaced by #737-0348A

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    Manufacturer substitution
    This part replaces 737-0236. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $37.38
    14% OFF Phone Price : $43.38Info Icon
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  • Screw for MTD 638 - Part 710-1253

    #75

    All parts diagram

    Screw

    Part #710-1253

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

  • Coupling for MTD 638 - Part 719-0315

    #80

    All parts diagram

    Coupling

    Part #719-0315

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

  •  for MTD 638 - Part N/P

    #89

    All parts diagram

    Part #N/P

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

  • Clamp for MTD 638 - Part 726-0174

    #38

    All parts diagram

    Clamp

    Part #726-0174

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

Most common symptoms to help you fix your log splitters

Choose a symptom to see related log splitter repairs.

Main causes: dirty carburetor, stale fuel, bad spark plug, broken recoil starter…

Main cause: worn hydraulic cylinder seals…

Main cause: worn hydraulic pump seals…

Main causes: leaky head gasket, damaged sump gasket, leaky oil drain plug, damaged fuel line, bad carburetor seals…

Main causes: broken pump coupler, clogged hydraulic fluid filter, bad hydraulic control valve, broken hydraulic pump, ba…

Main causes: dirty carburetor, bad spark plug, clogged air filter, stale fuel…

Main cause: worn hydraulic valve seals around the actuator rod…

Most common repair guides to help fix your log splitters

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

How to replace a log splitter carburetor

How to replace a log splitter carburetor

The carburetor mixes air and gas before the fuel mix goes to the engine. If the engine won't start and the spark plug is…

Repair time and Difficulty

 30 minutes or less
How to replace a log splitter fuel line

How to replace a log splitter fuel line

The fuel line carries the fuel supply from the gas tank to the carburetor. If the fuel line is cracked and leaking, repl…

Repair time and Difficulty

 30 minutes or less
How to replace a log splitter flexible pump coupler

How to replace a log splitter flexible pump coupler

The flexible nylon log splitter pump coupler deteriorates over time. Replace the flexible pump coupler if it begins to v…

Repair time and Difficulty

 15 minutes or less

Effective articles & videos to help repair your log splitters

Use the advice and tips in these articles to get the most out of your log splitter.

Find the right carburetor assembly for a Craftsman snowblower, tiller or log splitter

Find the right carburetor assembly for a Craftsman snowblower, tiller or log splitter

This chart will help you find the right carburetor for your Craftsman snowblower, tiller or log splitter.…

Log splitter common questions

Log splitter common questions

Learn more about your log splitter with these frequently asked questions.…

How to change the hydraulic fluid in a log splitter

How to change the hydraulic fluid in a log splitter

Learn how to change the hydraulic fluid in your log splitter.…

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