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Yard Machines 21A-121R700 (2004) Tiller

Model: 21A-121R700 (2004)

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Engine Parts

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1
Air Cleaner Cover Assembly (includes 2 & 38) MTD-753-04511

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2
Air Cleaner Filter MTD-791-180350B

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3
Carburetor Mounting Screw Assembly MTD-791-180351

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4
SPRING WASHER .317 X .625 X .020 MTD-936-0271

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5
Choke Knob and Screw MTD-791-182202

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6
Choke Lever Assembly (includes 5) MTD-753-04418

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7
Choke Lever & Plate (includes 6) MTD-753-04419

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8
Carburetor Assembly (includes 9 & 20) MTD-753-04333

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9
CARBURETOR GASKET MTD-791P610675

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10
Carb Mount Screw MTD-791-181860

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11
Primer and Hose Assembly MTD-791-683974B

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12
Carb Mount Assembly (includes 10 & 13) MTD-753-1196

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13
Reed Assembly MTD-791-684451

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14
Carburetor Mount Gasket MTD-753-1208

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15
Crank Case Service Assembly (includes 10 & 23) MTD-753-04369

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16
Rear Mounting Pad MTD-791-612134

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17
Fuel Tank Assembly (includes 18-20) MTD-753-04306

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18
Fuel Tank Cap MTD-791-182612

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19
Fuel Return Line MTD-791-181086

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20
Fuel Line Assembly MTD-791-682039

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21
Front Mounting Pad MTD-791-145308

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22
Shroud Assembly MTD-791-683065

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23
Shroud Screw MTD-791-181861

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24
Shroud Extension & Stand MTD-753-04611

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25
Flywheel Assembly MTD-753-05240

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26

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27
Recoil Pulley Assembly MTD-753-04232

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28
Recoil Spring MTD-791-613102

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29
Pulley Retainer Assembly MTD-791-180930

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30
Rope Guide MTD-791-611061

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31
Fuel Tank Guard Assembly MTD-791-180317

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32
Pull Handle MTD-631-04164B


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34
Housing Screw MTD-791-181912

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35
Starter Housing Assembly (includes items 27-30, 32-34 & 40) MTD-791-182776

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36

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37
Starter Clutch Assembly MTD-753-05860

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38
Clutch Drum Assembly MTD-791-153592

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39
Clutch Cover Assembly (includes 40) MTD-791-180098

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40
Clutch Cover Screw MTD-791-181345

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41
Upper Clamp Assembly MTD-791-153597

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42
Module Assembly (includes 52) MTD-753-04337

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43
Wire Lead MTD-791-182880

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44
Spark Plug MTD-791-610311B

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45
Muffler Assembly (includes item 46-48) MTD-791-182174

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46
Muffler Gasket MTD-753-04619

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47
Spark Arrestor MTD-791-182747

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48
Muffler Mounting Bolt Assembly MTD-791-147575

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49
Cylinder Assembly (includes 51 & 52) MTD-753-04814

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50
Piston & Rod Assembly MTD-753-04367

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51
Cylinder Gasket MTD-753-1197

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52
Cylinder Bolt MTD-791-182723

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53
Ground Tab MTD-791-611063

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Engine Gasket Kit Not Shown MTD-753-04134

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O.E.M. Carburetor Repair Kit (Zama) Not Shown MTD-791-180090

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Gasket-Diaphragm Repair Kit (Zama) Not Shown MTD-791-180091

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Piston Ring Not Shown MTD-753-1209

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Short Block Assembly (items 10, 15, 23, 44, 48-51); Not Shown MTD-753-04359

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Clutch Springs (Qty. 2) Not Shown MTD-791-181599

General Assembly

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1
Throttle Trigger and Cable Assembly MTD-791-182881

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2
Handle Bar Assembly, Upper (includes 3 & 4) MTD-791-182882


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4
Tube Closure MTD-791-182676

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5
WASH, FLAT SPECIAL MTD-4150



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8
Drive Shaft Housing Assembly MTD-791-180943

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9
Flexible Drive Shaft MTD-791-181577

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10
Handle Bracket Assembly (includes 11-16) MTD-791-683295

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12
Handle Clamp MTD-791-181812

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13
Handle Clamp MTD-791-181813

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14
Handle Clamp MTD-791-181814



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17
Lower Handle Bar MTD-791-182900

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18
Hardware, Handle Bar Mounting (lower) MTD-791-182681

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19
Wheel Bracket Mounting Hardware MTD-791-147467

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20
Guard Mounting Hardware MTD-753-04266

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22
Wheel Bracket Assembly MTD-753-05020

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23
Wheel Assembly MTD-791-180944

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24
Gear Box Assembly MTD-753-04489

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25
SCREW #10-24X11/16 T-25 MTD-791-182195

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26
Hex Tap Scr. 1/4-20 x .5" Lg. MTD-710-0599

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27
Tine Fastener Assembly MTD-791-147473

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28
Tine Assembly (Left Outer or Right Inner) MTD-791-182729

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29
Tine Assembly (Left Inner or Right Outer) MTD-791-182730

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30

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2-Cycle Oil Optional Accessory; Not Shown MTD-791-147543
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Processing