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MTD 21A-250H765 front tine gas tiller

MTD 21A-250H765 front tine gas tiller Parts

Here are the diagrams and repair parts for MTD 21A-250H765 front tine gas tiller, as well as links to manuals and error code tables, if available.

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Browse Parts for 21A-250H765 Tillers

  • Screw for MTD 21A-250H765 - Part 738-1023A

    Tine shield/handles/frame diagram

    Shoulder Screw

    Part #738-1023

    Replaced by #738-1023A

    Info Icon
    Manufacturer substitution
    This part replaces 738-1023. Substitute parts can look different from the original.
    In Stock
    $30.33
    Minus Item
    Qty
    Plus Item
  • Ace Tiller Gear Case for MTD 21A-250H765 - Part 918-04276B

    Front tine tiller diagram

    Case Assembly

    Part #618-04276A

    Replaced by #918-04276B

    Info Icon
    Manufacturer substitution
    This part replaces 618-04276A. Substitute parts can look different from the original.
    In Stock
    $642.24
    $12.00 OFF Phone Price : $654.24Info Icon
    Minus Item
    Qty
    Plus Item
  • Yard Machines Plug-pipe 3/ for MTD 21A-250H765 - Part 737-04202

    Plug-pipe 3/

    Part #GW-9727

    Replaced by #737-04202

    Info Icon
    Manufacturer substitution
    This part replaces GW-9727. Substitute parts can look different from the original.
    In Stock
    $34.32
    Minus Item
    Qty
    Plus Item
  • Yard Machines Holder Bail for MTD 21A-250H765 - Part 731-05096B

    Tine shield/handles/frame diagram

    Holder Bail

    Part #731-05096

    Replaced by #731-05096B

    Info Icon
    Manufacturer substitution
    This part replaces 731-05096. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $21.11
    Minus Item
    Qty
    Plus Item
  • Tiller Tine Assembly for MTD 21A-250H765 - Part 642-0003-0637

    Inner Tine Assembly

    Part #642-0003

    Replaced by #642-0003-0637

    Info Icon
    Manufacturer substitution
    This part replaces 642-0003. Substitute parts can look different from the original.
    In Stock
    $55.90
    42% OFF Was : $97.09Info Icon
    Minus Item
    Qty
    Plus Item
  • Screw-should for MTD 21A-250H765 - Part 738-04172A

    Front tine tiller diagram

    Shoulder Screw

    Part #738-04172

    Replaced by #738-04172A

    Info Icon
    Manufacturer substitution
    This part replaces 738-04172. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $8.20
    Minus Item
    Qty
    Plus Item
  • Powder Black for MTD 21A-250H765 - Part 749-04281-0637

    Front tine tiller diagram

    Handle

    Part #749-04281

    Replaced by #749-04281-0637

    Info Icon
    Manufacturer substitution
    This part replaces 749-04281. Substitute parts can look different from the original.
    In Stock
    $108.36
    Minus Item
    Qty
    Plus Item
  • Tiller Tine, Inner Right for MTD 21A-250H765 - Part 642-0002-0637

    Inner Tine Assembly

    Part #642-0002

    Replaced by #642-0002-0637

    Info Icon
    Manufacturer substitution
    This part replaces 642-0002. Substitute parts can look different from the original.
    In Stock
    $98.57
    11% OFF Phone Price : $110.57Info Icon
    Minus Item
    Qty
    Plus Item
  • Yard Machines Tiller Handle Adjustment Rod for MTD 21A-250H765 - Part 786-0340B

    Tine shield/handles/frame diagram

    Crank Handle

    Part #786-0340

    Replaced by #786-0340B

    Info Icon
    Manufacturer substitution
    This part replaces 786-0340. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $27.47
    Minus Item
    Qty
    Plus Item
  • Yard Machines Idler Asm-pi for MTD 21A-250H765 - Part 686-04080

    Front tine tiller diagram

    Idler Bracket

    Part #786-04309

    Replaced by #686-04080

    Info Icon
    Manufacturer substitution
    This part replaces 786-04309. Substitute parts can look different from the original.
    In Stock
    $99.83
    Minus Item
    Qty
    Plus Item

Most common symptoms to help you fix your tillers

Choose a symptom to see related tiller repairs.

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Why does my tiller's engine leak oil or gas?

Main causes: leaky engine head gasket, damaged sump gasket, damaged oil drain plug seal, loose or cracked fuel line, lea…

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Why does my tiller's engine run roughly or misfire?

Main causes: dirty carburetor, engine needs tune up, stale gas…

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Why won't my tiller's engine start?

Main causes: carburetor failure, bad gasoline, dirty spark plug, broken recoil starter…

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Why do my tiller's wheels turn but the tines don't?

Main causes: broken shaft clevis pins, transmission failure…

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Why does my tiller turn the soil poorly?

Main causes: damaged tines, broken clevis pins, worn drive belt, faulty transmission, clutch cable problems, improper de…

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Why do my tiller's tines turn but the wheels don't?

Main causes: clutch cable problems, faulty transmission…

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Why won't my tillers wheels or tines turn?

Main causes: worn or broken drive belts, bad transmission, clutch cable problems…

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Most common repair guides to help fix your tillers

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

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How to replace a tiller recoil starter

How to replace a tiller recoil starter

The recoil starter spins the engine when you pull the starter rope, and the rope retracts when released. If the recoil s…

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Repair time and Difficulty

 15 minutes or less

Effective articles & videos to help repair your tillers

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

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Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

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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.…

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Tiller common questions

Tiller common questions

These frequently asked questions might help you figure out what's wrong with your garden tiller.…

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