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MTD 37278 lawn mower Parts

Here are the diagrams and repair parts for MTD 37278 lawn mower, as well as links to manuals and error code tables, if available.

MTD 37278 lawn mower
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Browse Parts for 37278 Walk-Behind Mowers

  • Lawn Mower Throttle Control Housing for MTD 37278 - Part 946-0875

    Throttle Body

    Part #746-0875

    Replaced by #946-0875

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    Manufacturer substitution
    This part replaces 746-0875. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $14.49
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  • Adjustment Plate for MTD 37278 - Part 787-01290A

    Plate

    Part #15261A

    Replaced by #787-01290A

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    Manufacturer substitution
    This part replaces 15261A. Substitute parts can look different from the original.
    In Stock
    $22.17
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  • Lawn & Garden Equipment Carriage Bolt for MTD 37278 - Part 710-0260A

    Carriage Bolt

    Part #710-0260

    Replaced by #710-0260A

    Info Icon
    Manufacturer substitution
    This part replaces 710-0260. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $7.72
    11% OFF Phone Price : $8.72Info Icon
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  • Catcher Frame for MTD 37278 - Part 749-0764A-0637

    Catcher Frame

    Part #749-0764

    Replaced by #749-0764A-0637

    Info Icon
    Manufacturer substitution
    This part replaces 749-0764. Substitute parts can look different from the original.
    In Stock
    $58.58
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  • Axle Assembly for MTD 37278 - Part 16131A

    Axle Assembly

    Part #16131A

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

  • Shroud Engine for MTD 37278 - Part 731-1402

    Shroud Engine

    Part #731-1402

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

  • Mulching Plug for MTD 37278 - Part 731-1343

    Mulching Plug

    Part #731-1343

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

  • Brkt Assy-hn for MTD 37278 - Part 16137B

    Brkt Assy-hn

    Part #16137B

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

  • Bell Washer for MTD 37278 - Part 736-0356

    Bell Washer

    Part #736-0356

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

  • Hex Nut for MTD 37278 - Part 712-0287

    Hex Nut

    Part #712-0287

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

Most common symptoms to help you fix your walk-behind mowers

Choose a symptom to see related walk-behind mower repairs.

Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up…

Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent…

Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel…

Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba…

Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key…

Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade…

Repair guides for gas walk-behind mowers

These step-by-step repair guides will help you safely fix what’s broken on your walk-behind lawn mower.

How to replace a lawn mower front deck tray

How to replace a lawn mower front deck tray

Learn how to replace the front deck tray on your lawn mower if it's cracked or damaged.…

Repair time and Difficulty

 60 minutes or less
How to replace a lawn mower transmission

How to replace a lawn mower transmission

Learn how to replace the transmission on your lawn mower if it's locked up or won't drive the wheels.…

Repair time and Difficulty

 60 minutes or less
How to replace a lawn mower flywheel key on a flathead engine

How to replace a lawn mower flywheel key on a flathead engine

When you hit a hard object with your mower, the flywheel can shear to protect more expensive components. Learn how to re…

Repair time and Difficulty

 45 minutes or less

Effective articles & videos to help repair your walk-behind mowers

Use the advice and tips in these articles and videos to get the most out of your walk-behind lawn mower.

The best time of day to mow grass (and when you should absolutely not)

The best time of day to mow grass (and when you should absolutely not)

Wondering when to mow your lawn for the best results? Timing matters more than you might think. Discover the best time o…

Top 10 electric lawn and garden tools

Top 10 electric lawn and garden tools

Learn about the top 10 must-have electric lawn & garden tools for 2023…

Types of walk-behind mower blades video

Types of walk-behind mower blades video

Learn about the different kinds of mower blades and how to maintain them.…

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