MTD 700 User Manual 3

Illustrated Parts Manual

Printed In USA

Transmatic Lawn Tractor — Model Series 700

MTD LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136-0019

Form No. 769-08676

(November 20, 2012)

To The Owner

Thank You

Thank you for purchasing this lawn tractor. It was carefully
engineered to provide excellent performance when properly
operated and maintained.

All information in this manual is relative to the most recent
product information available at the time of printing.

Please be aware that this Illustrated Part’s Manual may cover a
range of product specifications for various models. Components

Table of Contents

Axle, Front ...............................................................16

Battery ..................................................................... 14

Head Lamps ........................................................ 4-13

Mower Deck, 38-inch ............................................ 22

Mower Deck, 42-inch ............................................ 24

Pedal Controls ....................................................... 20

Dash Panel .......................................................... 4 -13

Drive System .......................................................... 20

Engine Accessories ...........................................26-30

Engine Model 4P90JUB ....................................34-46

Fender .....................................................................18

Frame ......................................................................14

Fuel Tank ............................................................. 4-13

listed and/or illustrated in this manual may not be applicable to
all models. We reserve the right to change product specifications,
designs and equipment without notice and without incurring
obligation.

Throughout this manual, all references to right (RH) and left (LH)
are observed from the operating position.

Hood ................................................................... 4 -13

Deck Lift Handle/Linkage ......................................14

Muer ............................................................... 26-30

PTO Lever ................................................................14

Seat ..........................................................................18

Steering Wheel .......................................................16

Switches, Interlock .................................................14

Throttle Control .................................................. 4-13

Transmission .......................................................... 20

Wheels, Front ..........................................................16

Wheels, Rear .......................................................... 20

Wiring Harness Schematic .............................. 31-32

Record Product Information

To ease in ordering replacement parts, please locate the model
plate on the equipment and record the information in the
provided area to the right. You can locate the model plate by
looking beneath the seat.

Model NuMber

Serial NuMber

Painted Parts

When ordering painted service parts, a four digit color suffix must be added to the part number (e.g. 783-XXXXX-0637).
Please refer to the table below for current color codes:

0637 Black

0709 Dark Green (Bolens, Yard-Man)

0662 Oyster Gray (MTD Gold)

0638 Red (Yard Machines, Huskee, Troy-Bilt, MTD)

0691 Black Jack (MTD Gold, MasterCut)

0674 Yellow (Yard-Man)

0650 Metallic Red (White Outdoor)

0629 Silver Flake (MTD Platinum)

04038 Day Orange (Daedong)

04033 Flint Mica (Troy-Bilt XP)

2

Notes

3

L Style Hood

12

10

A

A

10

9

15

6

6

3

15

A

11

17

3

16

11

6

A

1

2

8

7

7

8

4

2

19

18

4

2

13

2

14

5

5

5

5

2

14

L Style Hood

Ref.

No.

1 931- 04472A Grill Assembly

2 710-044 84 Screw, Tap, 5/16-18, .750

3 710-06 42 Screw, Tap, 1/4-20, 0.750

4 710-3008 Hex Screw, 5/16-18, .75

5 712- 0 4 0 63 Flange Lock Nut, 5/16-18

6 712- 0 4 0 6 4 Flange Lock Nut, 1/4-20

7 926 - 04012 Nut, push-On, .25 Dia

8 728-0162 Rivet, at Head 1/4"

9 731- 05012B Collar, dash, 0/2 Style

10 938-0952A Bolt, Shoulder, .375 X .125

11 749 -042 20 Grill Support Rod

12 783-04608 Hood

13 783-05027 Front Pivot Support Bracket

14 783-06682 Support Bracket

15 710 - 0895 Screw, 1/4-15 x .750

16 731-09514 Plenum

17 74 8-05016 Spacer, .17 ID x .375 x .09

18 783-08234 Heat Shield

19 783- 08236 Heat Shield

Part No. Description

NOTE: Tractor features vary by model. NOT all parts listed above and pictured on the previous page are standard equipment.

5

L Style Dash

2

2

16

13

14

15

17

23

32

28

20

22

21

28

12

5

8

4

7

9

29

27

10

2

31

C

B

25

30

2

10

26

2

A

10

11

C

19

6

24

18

B

26

28

1

3

A

6

L Style Dash

Ref.

No.

1 951-04304 Fuel Tank, 1.36 Gal.

2 710-05070 Screw, Tap, 1/4-20, 0.500

3 726-0230 Cable Tie, 36.0 Long

4 751-12089 -28 Hose Vent

5 951-12179A Fuel Cap, 2.25”

6 783-07083 Gas Tank Support Bracket

7 735-04 081 Rubber Grommet, 23 x 3.55

8 75 1-12118 Rollover Valve

9 710-05237 Hex Screw, 1/4-20 x 1.50

10 710 -1652 Tap Screw, 1/4-20, 0.625

11 710 -3144 Hex Screw, 3/8-16, 2.00, Gr5, Std

12 712- 04 0 65 Flange Lock Nut, 3/8-16

13 731-07885B Shift Lever

14 731-07895A Index Control

15 732- 04877 Compr. Spring, .685 OD x .63

16 736-3006 Lock Washer, 1/4

17 747- 05398 Speed Selector Control Rod

18 750-04 465C Flange Spacer, .390 X .671 X 1.095

19 783- 06823 Speed Latch

20 731-05265 Choke Plug

21 931- 08542A Dash, Upper

22 746-04367 Throttle/Choke Cable Assembly

23 625- 05002 Key, Assembly

24 783- 06991 Speed Latch - No RMC

25 910-0224 Screw, #10-16 x .500

26 710 - 060 4A Tap Screw,5/16-18, 0.625

27 710 -3025 Hex Screw, 5/16-18 x .625

28 712- 0 4 0 63 Flange Lock Nut, 5/16-18

29 741-0587 Bearing, .628 ID x 1.36

30 783-06785A Bracket, Steering Support

31 783 - 06811 Dash, Lower NWNDW

32 925-04659 3 Position Key Switch

— 725-04849C Harness, LT-5, NRMC,Dual

Part No. Description

NOTE, Tractor features vary by model. NOT all parts listed above and pictured on the previous page are standard equipment.

7

2 Style Hood

15

13

A

A

13

10

1

5

5

2

14

1

9

12

3

A

8

5

7

16

2

14

9

3

A

12

6

11

7

4

8

6

4

8

Ref. Part Number Description

1 710-0895 Screw, 1/4-15 x .750

2 710-06 42 Screw, 1/4-20 x .750

3 710-3008 Hex Screw, 5/16-18 x .75

4 712- 0 4 0 63 Flangelock Nut, 5/16-18

5 712- 0 4 0 6 4 Flangelock Nut, 1/4-20

6 925- 0963 Miniature Lamp 12V Socket

7 726 - 0201 Speed Nut, .3125

8 926 - 04012 Push-On Nut, .25

9 728-0162 Flat Head Rivet, 1/4"

10 731- 05012B Dash

11 731- 060 42 Lens

12 736-3078 Flat Washer, .344 x 1.0 x .063

13 938-0952A Shoulder Bolt, 1/4-20 x .375 x .125

14 749 -0 4220 Grill Support Rod

15 783-04608 Hood

16 783-05656 Grill

2 Style Hood

NOTE: Tractor features vary by model. NOT all parts listed above and pictured on the previous page are standard equipment.

9

2 Style Dash

2

2

14

16

13

15

17

23

10

32

28

20

22

21

28

9

29

27

10

2

31

12

8

4

5

C

7

B

25

30

2

10

26

2

B

A

10

11

18

24

C

19

26

28

33

1

3

A

6

Ref. Part Number Description

1 951-04304 Fuel Tank, 1.36 Gal.

2 710-05070 Screw, Tap, 1/4-20, 0.500

3 726-0230 Cable Tie, 36.0 Long

4 751-12089 -28 Hose Vent

5 951-12179A Fuel Cap, 2.25”

6 783-07083 Gas Tank Support Bracket

7 735-04 081 Rubber Grommet, 23 x 3.55

8 75 1-12118 Rollover Valve

9 710-05237 Hex Screw, 1/4-20 x 1.50

10 710 -1652 Tap Screw, 1/4-20, 0.625

11 710 -3144 Hex Screw, 3/8-16, 2.00, Gr5, Std

12 712- 04 0 65 Flange Lock Nut, 3/8-16

13 731-07885B Shift Lever

14 731-07965 Index Control, 6 Speed

731- 07895A Index Control, 7 Speed

15 732- 04877 Compr. Spring, .685 OD x .63

16 736-3006 Lock Washer, 1/4

17 747- 05398 Speed Selector Control Rod

18 750-04 465C Flng Spacer, .390 X .671 X 1.095

19 783- 06823 Speed Latch

20 731- 05265 Choke Plug

21 931- 08542A Dash, Upper

22 746-04367 Throttle/Choke Cable Assembly

23 625- 05002 Key, Assembly

24 783- 06991 Speed Latch - No RMC

25 910-0224 Screw, #10-16 x .500

26 710 - 060 4A Tap Screw,5/16-18, 0.625

27 710 -3025 Hex Screw, 5/16-18 x .625

28 712- 0 4 0 63 Flange Lock Nut, 5/16-18

29 741-0587 Bearing, .628 ID x 1.36

30 783-06785A Bracket, Steering Support

31 783 - 06811 Dash, Lower NWNDW

32 925-04659 Key Switch

33 725-0157 Cable Tie

— 925-04567G Harness, LT-5, NRMC,Dual

2 Style Dash

NOTE: Tractor features vary by model. NOT all parts listed above and pictured on the previous page are standard equipment.

11

5 Style Hood

48

13

39

9

36

37

29

58

41

44

42

43

33

14

50

24

23

20

26

16

1

19

35

40

17

7

1

8

38

46

47

45

32

32

5

46
47

6

35

51

53

54

57

18

A

56

52

55

4

2

3

49

31

6

21

25

18

27

14

15

A

12

22

21

30

34

28

A

10

4

12

11

5 Style Hood

Ref.

No.

1 710-04593 Screw, 5/16-18 x .375

2 710-0751 Hex Screw, 1/4-20 x .620

3 712- 0 4 0 6 4 Flangelock Nut, 1/4-20

4 710-044 84 Screw, 5/16-18 x .750

5 731-04949A Grill Lens

6 72 5- 0157 Cable Tie

7 925- 0963 Lamp

8 783-05454 Hood Pivot Bracket

9 783-05683 Hood

10 738 -0 4091A Shoulder Screw, 5/16-18 x .43 x .29

11 783- 05327B Left Support Pivot Bracket

12 783-05328A Right Support Pivot Bracket

13 710-04483 Screw, 1/4-20 x .500

14 710-05070 Screw, 1/4-20 x .500

15 710-0604A Screw, 5/16-18 x .625

16 712- 04 0 63 Flangelock Nut, 5/16-18

17 783-05685 Grill

18 783- 07083 Gas Tank Support Bracket

19 910-0224 Screw, #10-16 x .500

20 731- 05265 Choke Plug

21 710-1652 Tap Screw, 1/4-20, 0.625

22 710-314 4 Hex Screw, 3/8-16 x 2.0

23 710-3025 Hex Screw, 5/16-18 x .625

24 931- 08054 Dash, Upper

25 741-0587 Bearing, .628 ID x 1.36

26 783-06785A Bracket, Steering Support

27 783 - 06811 Dash, Lower

28 750-04465B Flange Spacer, .390 x .671 x 1.095

29 746 -0 4367 Throttle/Choke Cable

Part No. Description

931- 08542A Dash, Upper NRMC

Ref.

No.

30 783- 06991 Speed Latch - No RMC

31 683-04448 Battery Assembly Rod

32 726-0230 Cable Tie

33 747- 05398 Speed Control Rod

34 783-06823 Speed Latch Tab

35 951-04304 1.36 Gallon Fuel Tank

36 625-05002 Key, A ssembly

37 736-3006 Lock Washer, 1/4

38 751-120 89-28 Hose Vent, 3/16 EPA

39 710-0778 Hex Washer Screw, 1/4-20 x 1.50

40 712- 04 0 65 Flangelock Nut, 3/8-16

41 731-07885B Shift Lever

42 731-07895A Index Control

43 732-04877 Compr. Spring, .72 OD x .78

44 925-04659 3 Position Key Switch

45 951-12179A Fuel Cap, 2.25”

46 751-12118 Rollover Valve

47 735- 04081 Rubber Grommet, 23 x 3.55

48 731-05522A Hood Scoop

49 710-0895 Screw, 1/4-15 x .750

50 731- 05078C Dash Collar

51 951-12426 Fuel Cap, 2.25”

52 936-3008 Flat Washer, .344 x .750 x .120

53 951-10589 5 Gallon Carbon Canister

54 951-10590 Vent Filter Canister

55 951-10610 Canister Adaptor Bracket

56 751-10749-30 Hose, Fuel, Low Perm., White

57 751-10750 Hose, Fuel, Low Perm., Yellow

58 731-05147A Plenum

— 925- 04567G Harness, LT-5, NRMC,Dual

Part No. Description

NOTE: Tractor features vary by model. NOT all parts listed above and pictured on the previous page are standard equipment.

13

Frame and PTO Lift

39

18

37

4

10

4

45

36

5

46

21

47

29

25

17

19

13

B

22

16

A

31

34

A

42

8

12

B

6

3

5

27

26

30

C

2

6

9

3

1

11

8

24

33

23

28

12

43

15

6

14

11

24

23

7

20

41

28

38

35

48

40

4

44

14

8

C

32

Frame and PTO Lift

Ref. Part Number Description

1 683-04195 Support Bracket

2 683- 04649A Frame Assembly

3 710 - 0134 Screw Carriage, 1/4-20 x .62

4 710- 044 84 Screw 5/16-18 x .750

5 710- 0599 Screw, 1/4-20 x .500

6 710-30 08 Hex Screw, 5/16-18 x .75

7 712- 04 0 63 Flangelock Nut, 5/16-18

8 712- 04 0 6 4 Flangelock Nut, 1/4-20

9 912- 0429 Hexlock Nut, 5/16-18

10 732-04035 Compression Spacer, 1.28 x 3.125

11 736-0173 Flat Washer, .28 x .74 x .063

12 73 8 - 042 37A Shoulder Spacer, 10-32 x .500

13 783-04548D Seat Frame Bracket

14 783-04637 Running Board Bracket

15 783-0 4753 Support Frame Bracket

16 783-04869A Battery Bracket

17 710-04666 Hex Head Flange, 1/4-20 x .75

18 712-0271 Sems Nut, 1/4-20

19 925-1707D 230 CCA Battery

20 783-04536B Support Bracket

21 647-04096A PTO Handle Assembly

22 6 83-04155A Lift Assembly, 38/42"

23 712- 04 0 65 Flangelock Nut, 3/8-16

24 714-04040 Bow-tie Cotter Pin

25 716 -0106A E Ring

Ref. Part Number Description

26 72 0- 0311 Handle Grip, 1/2

27 732-04225 Torsion Spring

28 738-04130 Shoulder Bolt, 3/8-16 x .625 x .175

29 9 41-0225 Hex Flange Bearing

30 747- 0 42 82 Deck Lift Handle 38”

747- 05296 Deck Lift Handle 42”

31 747-04393 Lift Rod

32 783-04494C 38/42" Lift Arm, RH

33 78 3- 047 11C 38/42" Lift Arm, LH

34 725-04363 Switch Interlock

35 736-0322 Flat Washer, .450 x 1.250 x .164

36 741-04119A PTO Bearing

37 946 - 0417 3E Deck Engage Cable

38 756 -04196A Engine Pulley, 3.39 x 6.12

39 683-04448 Battery Hold Down Rod

40 936-0300 Flat Washer, .406 x .875 x .059

41 710 -0604A Screw, 5/16-18.0 x .625

42 725- 04439 12V Solenoid

43 925-04039 Screw Mount Interlock Switch

44 710 -3157A Hex Screw, 7/16-20 x 3.25

45 914-0145 Click Pin, .092 x 1.64

46 720-04049A Handle Grip, 3/8

47 732-04276A PTO Spring Extension

48 747- 04332 A 38" Belt Keeper

747- 04857 42" Belt Keeper

NOTE: Tractor features vary by model. NOT all parts listed above and pictured on the previous page are standard equipment.

15

Front End Steering

21

3

11

30

14

27

13

44

33

32

31

36

22

8

1

17

15

37

6

10

24

25

23

2

8

44

18

4

8

27

38

28

39

45

12

39

9

35

28

26

25

34

36

41

40

42

43

29

43

5

19

20

7

16

16

Front End Steering

Ref. Part Number Description

1 617- 0 4094 Front Steering Gear Assembly

2 710- 0514 Hex Screw, 3/8-16 x 1.00

3 710- 0643 Hex Screw, 5/16-18 x 1.00, Lock

4 710 -1309 Machine Screw, 5/16-18 x .750

5 710-3180 Hex Screw, 5/16-18 x 1.75

6 912- 0240 Jam Nut, 7/16-20

7 912- 0214 Jamlock Nut, 3/8-24

8 712- 04 0 63 Flangelock Nut, 5/16-18

9 638-04008P Front RH Axle

938- 0 4013 46" Front RH Axle

10 923-0448A Ball Joint, 7/16-20

11 736-0242 Bell Washer, .340 x .872 x .060

12 93 8 - 040 07A Front LH Axle

938-04014A 46" Front LH Axle

13 738- 0 4141 Shoulder Bolt, 5/16-18 x .435 x .350

14 738-0919A Steering Shaft, 5/8 x 22.08

15 941- 04124 Flange Bearing, 5/8

16 931-0484A Hub Cap

17 747-05385 Steering Link

18 948-0389 Cap, 1.25 x .16

19 74 8- 0 4278 Steering Block

20 748 -04068 Spacer, .71 x .125 x .56

21 731- 04039 Cap

731-04040 Sprig Cap

22 738 -04162C Shoulder Spacer, .884 x .190

23 736-04228A Flat Washer, .781 x 1.590

24 783-04568 Front Deck Hanger Bracket

Ref. Part Number Description

25 714- 04039A Cotter Pin, 5/32 x 1.25

26 710-04 484 Screw, 5/16-18 x .750

27 712- 0 4 0 65 Flangelock Nut, 3/8-16

28 914-0474 Cotter Pin, .125 x .75

29 919 - 0417 7A Pivot Axle, Cast

30 631-04028 Steering Wheel

31 634-04098A Rim Asm, 6.0 x 4.0, 38”

634-05066 Rim Asm, 6.0 x 4.5, 42”

32 934-0255 Valve, tubeless Air

33 734 - 04372 Tire, 13 x 5 x 6, 38”

734-1731 Tire, 15 X 6 X 6 Sq Shldr, 42”

734-04240A-0901 Tire, 15 X 6 X 6 Rd Shldr, 42”

34 738 -0 4128 Shoulder Bolt, 3/8-16 x .500 x 2.38

35 747- 04299A Fixed Rod

36 783-05326B Pivot Bar Bracket

783 - 0 4601C Pivot Bar Bracket

37 72 6 - 0341 Push Cap, 3/4

38 731- 04 057A Standard Axle Cap

39 741- 0 660A Flange Bearing, .760 x .941 x 1.0

40 726-04035 Push Nut, 3/4

41 731- 04693 Hub Cap

42 936-0316 Flat Washer, .78 x 1.59 x .060

43 748 -0 4 0 68 Spacer, .71 x .125 x .56

44 634 - 0 4519 Wheel Assembly, 38”

634-05067 Wheel Assembly, 42” Sq. Tred

634-05053 Wheel Assembly, 42” Round Tred

45 68 3 - 0128B Pivot Axle

NOTE: Tractor features vary by model. NOT all parts listed above and pictured on the previous page are standard equipment.

17

Seat and Fender

27

15

2

5

13

10

13

1

7

12

14

11

9

20

9

12

8

26

24

6

25

4

23

3

22

17

19

18

16

21

B

C

19

18

20

Ref. Part Number Description

1 710- 05070 Screw, 1/4-20 x .500

2 710- 044 84 Screw, 5/16-18 x .750

3 710- 0599 Screw Pan Torx Head, 1/4-20 x .500

4 731- 04591A Cup Holder

5 736- 0607 Loack Washer, 5/16

6 783-04587D Fender

7 783-04843 Lift Adjuster Bracket

8 783 -14 89D Seat Mount Bracket

9 712- 04 0 63 Flangelock Nut, 5/16-18

10 732-118 4 Extension Spring

11 936-0108 Flat Washer, .510x .750 x .033

12 736-0242 Bell Washer, .340 x .872 x .060

13 938-0296 Shoulder Screw, 5/16-18 x .437 x .268

14 783-0209D Lift Seat Bracket

15 783 - 0 4081D Pivot Seat Manual Adjust Bracket

16 710 - 04482 Hex Head Flange, 3/8-16 x .875

17 710 -0134 Screw Carriage, 1/4-20 x .62

18 720 - 04061 Knob, 3/8-16 x .875

19 735-04047 Foot Pad, LH

723- 04026 Foot Pad, Abrasive, LH

20 735-04048 Foot Pad, RH

723-04025 Foot Pad, Abrasive, RH

21 726-3046 Ratchet Clip, .250 x .500

22 710 -0227 Screw, 8-18 x .500

23 726 -0279 Insulator Plate

24 925-1303 Outer Seat SPring

25 726 -0278 Insulator Boss Plate

26 7 25-1439 Inner Seat Spring

27 757-04083A Medium Back Seat, Black, Set-up B

757-04099 Low Back Seat, Black, Set-up B or C

757-04088A High Back Seat, Set-up B

Seat and Fender

NOTE: Tractor features vary by model. NOT all parts listed above and pictured on the previous page are standard equipment.

19

Transmission (Single Speed)

25

17

3

20

27

12

33

38

42

6

52

32

10

12

40

57

34
8

58

59

7

39

2

18

55

62

56

61

4

29

60

21

24

A

5

46

47

44

19

13

35

36

16

46

28

43

41

20

23

15

37

49

B

55

30

A

48

1

9

26

44

47

53

14

45

B

22

54

54

51

50

49

31

11

Transmission

Ref. Part Number Description

1 918- 04566 Transmission Drive Assembly

2 647-04034C Pedal Assembly

3 647-04266 Shaft Lever Assembly

4 710- 0227 Screw, 8-18:0.500

5 710- 044 84 Screw, 5/16-18 x .750

6 710- 0599 Screw, 1/4-20 x 0.500

7 710- 0604A Screw, 5/16-18 x 0.625

8 710- 0809 Screw, 1/4-20 x 1.250

9 710 -1266 Hex Screw, 5/16-18 x .625

710- 0176 Hex Screw, 5/16-18 x 2.75

10 710-3008 Hex Screw, 5/16-18 x .75

11 7 11- 0610 3 Ferrule, 3/8-24 X .375 DIA.

12 712-04 0 63 Flangelock Nut, 5/16-18

13 712-070 0 Flange Nut, 9/16-18

14 914 -0209 Cotter Pin INT- .125 DIA

15 714-04040 Bow-Tie Cotter Pin, 72

16 718 - 04407 Pulley Hub, 5/8 SPLINE

17 720-04028 Shift Knob

18 725 -0157 Cable Tie

19 725-1644 Short Spring Switch

20 726 -0214 Push Cap, 5/8

21 926-0320 Plate Insulator Nut

22 731- 04602 Sleeve, .758 x .821 x 3.3125

23 731-04604 Sleeve, .758 x .821 x 2.4375

24 732-04306 Spring Extension, .80 OD x 3.28 LG

25 732- 04488 Spring Extension, .38 OD x 3.25 LG

26 732-0716D Spring Extension, .59 OD x 4.00 LG

27 735-0239 Foot Pad, 4.0 LONG

28 756- 04325 Idler Pulley

29 747- 05243 Shift Rod, 38”

747- 0524 4 Shift Rod, 42”

30 747- 05186 Variable Speed Control Rod

31 747-05188 Brake Rod

32 747- 0 4969 Belt Keeper Rod

33 948-0334 Spacer, T-Axle, 38” Only

34 750 -0566A Spacer, .260 x .375 x 1.030 LG

Ref. Part Number Description

35 750- 0802 Spacer, .640 ID x .76 OD x 2.63

36 954-04285 Belt-V Type 5L x 34.91, 38”

954 - 0241A V Belt, 5L 35.25 POLY, 42”

37 954-04249A V Belt, 5L 70.90 POLY

38 756- 04464 V Pulley 6.56 DIA SPUN, 38”

956-04002 V Pulley 7.25 DIA SPUN, 42”

39 783-04536B Pedal Support Bracket

40 783-0 4595A Shaft Adjust Bracket

41 956- 0 4 015A Variable Speed Pulley Assembly

42 683-04176A Transmission Bracket Assembly

43 683-04207 Idler Bracket Assembly

44 710-0347 Hex Screw, 3/8-16 x 1.75

45 710 -1260A Screw, 5/16-18 x 0.750

46 712- 0 4 0 65 Flangelock Nut, 3/8-16

47 938 -0347 Shoulder Spacer, .625 ID x .169

48 753 - 05147 Bracket Assembly

49 710 -05339 Screw, 5/16-24 x .750

50 710 -0778 Screw, 1/4-20 x 1.500

51 718 - 04261 Bearing Cup

52 732- 0 4746 Extension Spring, .94 OD x 6.75 LG

53 736-0362 Flat Washer, .330 x 1.25 x .06:HT

54 941- 0600 Ball Bearing, 17 x 40 x 12

55 634-04324 Wheel, 20 x 8 x 8, 42” Round Tred

634- 0104 Wheel, 20 x 8 x 8, 42” Sq. Tred

734 -0592 Wheel, 18 x 6.5, 38”

56 934-0255 Valve, tubeless Air

57 725-04363 Switch Interlock

58 17962 Plate Switch

59 738 - 042 37A Shoulder Screw, #10-32 x .500

60 731-06894 Shift Plate Bearing

61 634 -04369 Rim, 8.0 x 7.0 x .750, 42”

63 4- 04174 Rim, 8.0 x 5.38, 38”

62 734-1730 Tire, 20 X 8 X 8 Sq Shldr, 42

734-04241-0901 Tire, 20 X 8 X 8 Rd Shldr, 42”

734-0294 Tire, 18 x 6.5 x 8, 38”

NOTE: Tractor features vary by model. NOT all parts listed above and pictured on the previous page are standard equipment.

21

38” Deck

41

13

13

39

7

31

34

9

23

7

1

26

36

32

19

11

28

3

7

1

16

25

40

40

17

31

35

6

10

27

2

15

22

38

21

12

15

8

16

29

30

33

5

18

37

4

14

7

16

24

20

29

22

38” Deck

Ref. Part Number Description

1 918-04 474 A 5.75" Pulley Spindle Assembly

2 683- 0 4138B Deck Brake Assembly

3 983-04167 Deck Brake Assembly

4 683-0254B LH Deck Hanger Bracket

5 983- 04263 38" Deck Assembly

6 710- 0347 Hex Screw, 3/8-16 x 1.75

7 710- 044 84 Screw, 5/16-18 x .750

8 710- 0528 Hex Screw, 5/16-18 x 1.25

9 710- 0778 Screw, 1/4-20 x 1.50

10 710-3005 Hex Screw, 3/8-16 x 1.25

11 710 -3008 Hex Screw, 5/16-18 x .75

12 710-0751 Hex Screw, 1/4-20 x .62

13 750-1000 Spacer, .80 x 1.10 x 1.322 LG

14 712- 04 0 63 Flangelock Nut, 5/16-18

15 712- 04 065 Flangelock Nut, 3/8-16

16 712- 0417A Flange Nut, 5/8-18

17 712- 0 4 0 6 4 Flangelock Nut, 1/4-20

18 712 - 04243 Flangelock Nut, 1/2-13

19 914 -010 4 Cotter Pin, .072 Diameter

20 917-04074 Deck Adjuster Gear

21 726-0233 Push Nut, .25 x .50

Ref. Part Number Description

22 732-04280B Extension Spring, .75 x 6.375

23 732-0 4287 Extension Spring, .500 x 6.375

24 93 6- 0119 Lock Washer, 5/16

25 75 6 -118 8 Deck Pulley, 5.75

26 783-07236 Pulley Cap

27 738-04162C Shoulder Spacer, .8840 x .190

28 738-04166 Shoulder Spacer, .5000 x .1475

29 9 42-0610A 3 in 1 Blade

30 747- 0 4322 38" Front Adjust Deck Rod

31 783-04602A Belt Cover

32 747- 0 4381 38" Brake Control Rod

33 748 -04069 Deck Lift, Pivot Cup

34 750 -0566A Spacer, .260 x .375 x 1.030

35 954-04062 V Type Belt

36 756 -0 4129B Idler Pulley

37 783-0474 0 Deck Engage Cable Bracket

38 931-1032B Chute Assembly

39 938 -0 4241 Spindle Shaft, 5.50

40 941- 0919A Ball Bearing, .787ID x 1.85 OD x .551

41 750-04739 Spacer, .820 x 1.150 x .480 LG

NOTE: Tractor features vary by model. NOT all parts listed above and pictured on the previous page are standard equipment.

23

42” Deck

1

17

14

16

15

31

10
16

52

42

36

11

29

9

16

24

32

23

12

2

40

3

7

48

54

53

48

54

16

24

32

8

37
25

6

27

22

4

8

20

56
19

34

44

9

1

55

9

57

5

6

47

33

28

33

50

45

28

46

24

43

38

30

13

49

26

21

16

51

12

15

17

41

39

35

18

42” Deck

Ref. Part Number Description

1. 918- 04822A Spindle Ass’y, Pulley, 6.3 Dia

2. 683-0254B Bracket Ass’y, Deck, Hanger LH

3. 983 - 04511 Brake Ass’y, Deck, 42/46

4. 983-04525 Brake Ass’y, Deck, 46”

5. 983- 04572A Deck Ass’y, Oset, 42” W/O wheel

983-04570A Deck Ass’y, Oset, 42” W/O wheel

6. 710- 0 4484 Screw, Self-tapping, 5/16-18, .750

7. 710-30 05 Hex Screw, 3/8-16, 1.25, Gr5, Std

8. 710- 0528 Hex Screw, 5/16-18, 1.25, Gr5, Std

9. 710 - 0599 Screw, Self-tapping, 1/4-20, 0.500

10. 936-3039 Flat Washer, .406 x 1.500 x .105

11. 710-0642 Screw, Self-tapping, 1/4-20, .750

12. 710-3144 Hex Screw, 3/8-16, 2.00, Gr5, Std

13. 710-3178 Bolt, Carriage, 3/8-16, 0.75, Gr1

14. 712- 022 9 Nut, Push, 3/8

15. 712-0 4 0 63 Nut, Flange Lock, 5/16-18, Grf

16. 712- 04065 Nut, Flange Lock, 3/8-16, Grf

17. 712- 0417A Nut, Flange, 5/8-18

18. 712- 04243 Nut, Lock, 1/2-13

19. 731-074 87 Deck Wash Nozzle

20. 714-04043 Bow-Tie Cotter Pin

21. 783- 0 6 074A Chute Bracket

22. 917-04074 Gear, Deck, Adjustment

23. 932- 0384 Spring, Extension, .62 Dia x 6.12

24. 783- 07236 Pulley Cap

25. 732-04840 Spring, Torsion, .992 ID X 1.17 OD

26. 734- 0 4155 Wheel, Deck, 5.0 Dia Ball

27. 936 -0 119 Washer, Lock, 5/16, Regular Duty

28. 9 41-0919A Bearing, Ball, .787id x 1.85 Odx.551

Ref. Part Number Description

29. 936- 0344 Washer, Flat, .385 X 1.0 X .030

30. 710 -0376 Hex Cap Screw, 5/16-18 x 1.00

31. 720-05010 Cap, .290 x .500

32. 736- 0262 Washer, Flat, .385 x .870 x .092

33. 750-0 4936 Spacer, .792 x 1.060 x 1.860

34. 783-06643 Bracket, Support, Stationary Idler

35. 748 -0 4069 Deck Lift Pivot Cup

36. 738-04162 C Spacer, Shoulder, .8840 x .190

37. 748-04272 Shoulder Spacer

38. 938-3056 Bolt, Shoulder, .496 x 2.50, 3/8-16

39. 942- 04308 Blade, Cut, 21.23” 2-In-1, Econ

40. 747-05323 Rod, Keepr, Belt 42 Idler

41. 747- 05141A Rod, Lift, Deck, Frt, 12.7

42. 747-05105B Rod, Control, Brake 42”

43. 631- 04288 Chut Assembly, 42” Deck

44. 783-06 424A Deck Belt Cover, 42

45. 936-0351 Washer, Flat, .760 Idx1.50 OD

46. 738-1186A Shift, Spindle, 6.11.

47. 954-04060B Belt, V Type, A Sec X 96.5

48. 756 - 04129B Pulley, Idler, 4.25”Dia

49. 711 - 04 8 47B Pin, Hinge, Dia .3125 x 7.96

50. 9 56 -12 27 Pulley, Deck, 6.3 Dia

51. 732-04372 Spring, Torsion, .44 I.D. X 2.0

52. 783-05946 Pivot idler Bracket, 46

53. 783- 06243 Bracket, Cable, Deck Engage

54. 783- 06368 Bracket, Guard, Belt, 4.25 Pulley

55. 921-04041 Water Nozzle Adapter

56. 738-04278 Shoulder Screw, 1/4-20 x 0.50

57. 783-06464 Deck Wash Plug

NOTE: Tractor features vary by model. NOT all parts listed above and pictured on the previous page are standard equipment.

25

MTD P90

3

5

6

2

Secure Head light
wire to Hood Bracket

4

1

Ref. Part Number Description

1 710-046 83A Screw, 3/8-16 x 1.0

2 72 5 - 0157 Cable Tie

3 726-0205 Clamp Hose, .490 diameter

4 731-05628 Oil Drain Sleeve

5 751-10349 -28 Fuel Hose, Low Permeation

6 BS -29809 0S Fuel Filter

26

NOTE: Tractor features vary by model. NOT all parts listed and pictured above are standard equipment.

B&S Model 21

5

6

1

8

11

7

2

12

4

10

9

3

Ref. Part Number Description

1 710-0599 Screw, 1/4-20 x .500

2 710-1314A Socket Screw, 5/16-18 x .750

3 710-046 83A Screw, 3/8-16 x 1.0

4 710-0227 Screw, 8-18 x .500

5 712-0271 Sems Nut, 1/4-20

6 BS-692236 Exhaust Gasket, 10 HP Briggs

7 72 5 - 0157 Cable Tie

8 726-0205 Clamp Hose, .490 diameter

9 731-05628 Oil Drain Sleeve

10 751B222261 Muer Deector

11 751-10349-28 Fuel Hose, Low Permeation

12 751-9 986A Muer

NOTE: Tractor features vary by model. NOT all parts listed and pictured above are standard equipment.

27

B&S Model 28

9

10

6

8

3

11

4

5

12

Ref. Part Number Description

1 683-04549 Muer Shield Assembly with Weld

2 710-0227 Screw, 8-18 x .500

3 710-046 83A Screw, 3/8-16 x 1.0

4 710-0642 Screw, 1/4-20 x .750

5 710-1314A Socket Screw, 5/16-18 x .750

6 712-0271 Sems Nut, 1/4-20

7 BS-692236 Exhaust Gasket, 10 HP Briggs

8 72 5 - 0157 Cable Tie

9 726-0205 Clamp Hose, .490 diameter

10 751-10349 -28 Fuel Hose, Low Permeation

11 731- 05628 Oil Drain Sleeve

12 751-104 48D Muer, Single Inlet

13 751-11053A Muer Deector Long

7

4

13

2

1

28

NOTE: Tractor features vary by model. NOT all parts listed and pictured above are standard equipment.

B&S Model 31

2

4

6

3

5

Ref. Part Number Description

1 710-046 83A Screw, 3/8-16 x 1.0

2 712-0271 Sems Nut, 1/4-20

3 72 5 - 0157 Cable Tie

4 726-0205 Clamp Hose, .490 diameter

5 731-05628 Oil Drain Sleeve

6 751-10349 Fuel Hose, Low Permeation

1

NOTE: Tractor features vary by model. NOT all parts listed and pictured above are standard equipment.

29

B&S Model 31 with Bug Muffler

9

8

11

8

7

5

6

2

3

Ref. Part Number Description

1 710-0599 Screw, 1/4-20 x .500

2 710-1314A Socket Screw, 5/16-18 x .750

3 710-046 83A Screw, 3/8-16 x 1.000

4 710-0227 Screw, 8-18 x .500

5 712-0271 Sems Nut, 1/4-20

6 BS-692236 Exhaust Gasket, 10 HP Briggs

7 72 5 - 0157 Cable Tie

8 726-0205 Hose Clamp, .490 Diameter

9 731-05628 Oil Drain Sleeve

10 751B222261 Muer Deector

11 751-10349-28 Fuel Hose, Low Permeation

12 751-12091 Muer

1

4

12

10

30

NOTE: Tractor features vary by model. NOT all parts listed and pictured above are standard equipment.

Wiring Harness Schematic - 725-04567G

31

Wiring Harness Schematic - 725-04849C

32

33Notes

4P90JUB Air Intake

120

127

130

121

129

122

127

121

126

124

128

34

Ref. Part Number Description

120 951-14 458 Air Filter Cover Assembly

121 951-14 466 Air Filter Lock Nut

122 951-12255 Air Filter Cover

124 951-1225 6 Sponge Filter

126 951-1226 0 Air Filter Assembly

127 712- 04212 Nut M6

128 951-12328 Rubber Cap

129 951-12257 Manifold

130 951-12 258 Manifold Gasket

4P90JUB Engine Shroud

192

1

2

3

4

5

6

6

192

2

3

4

2

3

4

7

Ref.

Part Number Description

1 951-12 205 Debris Shield

2 712- 0 429 0 Nut

3 750-05320 Engine Shroud Spacer

4 951-1445 4 Starter / Shroud Stud M6×99

5 951 -116 22 Flexible Clamp

6 710-05305 Hook Bolt

7 751-14455 Air Shield

192 710-05303 Self-Tapping Bolt 5.5×25

35

4P90JUB Crankcase

48

49

183

185

197 - Gasket Kit - External

198 - Gasket Kit - Complete

199 - Complete Engine

184

183

186

54

189

55

50

51

52

53

47

72

72

73

74

56

57

59

58

70

36

178

68

60

66

65

69

67

64

62

63

4P90JUB Crankcase

Ref.

Part Number Description

47 951 -114 9 9 Upper Crankshaft Seal

48 710-04916 Bolt M6×14

49 951-14 456 Breather Cover Plate

50 951-12226 Breather Gasket

51 951-12685 Umbrella Valve

52 951-12227 Mesh Screen

53 9 51-12686 Umbrella Valve Set

54 951-12228 Choke Linkage

55 951-12229 Governor Arm Shaft

56 736 - 04558 Governor Washer

57 714- 0 4 074 Governor Cotter Pin

58 951-115 74 Governor Seal

59 951-12230 Throttle Linkage

60 951-12231 Throttle Linkage Spring

62 951-12232 Governor Arm

63 710 - 049 08 Governor Arm Bolt

64 712- 04212 Governor Arm Nut M6

65 951-12233 Governor Spring

66 710-04979 Bolt M6×18

67 710-05310 Bolt M6×38

68 951-14457 Component Bracket/Separate

Ref.

Part Number Description

69 750 - 05530 Component Bracket Spacer

70 9 51-12235 Breather Hose Assembly

72 951-122 3 6 Breather Hose Clamp

73 951-14 4 62 Short Block Assembly

(Incl.37,47-53,55-58,73-77,84,86,87-89,

91-93 ,98 -104,112,113,115-119,137-138,

144,16 0,172,173,175 -178 ,183-186)

74 951-12237 Crankcase Cover Gasket

178 951-12275 Piston Ring Set

183 951-11953 Piston Pin Snap Ring

184 951-12276 Piston

185 951-1195 4 Piston Pin

186 951-12277 Connecting Rod Assembly

189 710-05319 Connecting Rod Bolt

197 951-12201 Gasket Kit - External

(Incl .113,130,136,137,138,114,160)

198 951-12204 Gasket Kit - Complete

(In c l. 47, 50, 58 , 74,113 ,118 ,130 ,

136,137,138 ,14 4,160,172)

199 952Z4P90JUB Complete Engine

37

4P90JUB Cylinder Head

151

151

146

146

152

147

142

147

153

153

145

154

148

148

143

155

155

196

197 - Gasket Kit - External

198 - Gasket Kit - Complete

199 - Complete Engine

157

164

157

149

149

164

144

150

163

163

171

170

169

168

167

162

166

165

172

177

176

173

175

174

175

174

173

38

142

142

142

140

140

140

141

140

4P90JUB Cylinder Head

Ref.

Part Number Description

140 710 - 05315 Bolt M5×10

141 951-12265 Cowl

142 710-05316 Valve Cover Bolt

143 951-1226 6 Valve Cover

144 951-12267 Valve Cover Ring

145 951-11981 Rocker Arm Assembly

146 751-1112 4 Jam Nut

147 751-1112 3 Fulcrum Nut

148 951-11966 Rocker Arm

149 710-04962 Rocker Arm Stud

150 951-12 268 Push Rod Guide

151 951-12 269 Exhaust Valve Adjuster

152 951-12080 Exhaust Valve Spring Retainer

153 951-12078 Valve Spring

154 951-11964 Intake Valve Seal

155 951-12077 Valve Spring Retainer

156 951 -11337 Valve Kit

157 951 -11337 Valve Kit

162 951-10292 Spark Plug/F6Rtc

163 710 -05317 Bolt M10×1.25×85

164 710-05318 Bolt /M10×1. 25×65

165 951-122 02 Cylinder Head Kit

(Incl .14 4,154,163,164,172)

Ref.

Part Number Description

951-14463 Cylinder Head Asm

(Incl .137-139,14 4,146 -159,

161-163,165-170)

166 951-14 4 60 Air Valve Core

167 951-12775 Strainer Clip

168 951-12776 Second Air Valve Filter Element

169 951-12777 The Air Valve Bonnet

170 736-04629 Washer

171 710 - 05337 Screw M5×12

172 951-12273 Cylinder Head Gasket

173 715-0 4122 Cylinder Head Dowel 12×16

174 9 51-113 35 Push Rod Kit

175 951-11962 Tappet

176 736-04561 Camshaft Thrust Washer

177 951-12274 Camshaft Assembly

196 951-12197 Valve Cover Kit

197 951-12201 Gasket Kit - External

(Incl .113,130,136,137,138,114,160)

198 951-12204 Gasket Kit - Complete

(In c l. 47, 50, 58 , 74,113 ,118 ,130 ,

136,137,138 ,14 4,160,172)

199 952Z4P90JUB Complete Engine

39

4P90JUB Crankshaft & Crankcase Cover

76

79

80

77

75

91

86

101

113

115

92

93

104

103

102

112

195

114

83

5

89

88

87

118

90

99

100

117

82

81

98

84

85

86

116

117

119

117

40

4P90JUB Crankshaft & Crankcase Cover

Ref.

Part Number Description

5 951 -116 22 Flexible Clamp

75 951-12238 Crankshaft Assembly

76 951-11969 Main Bearing

77 951-10307 Woodru Key

79 951-12239 Dipstick Assembly

80 951-12241 Upper O-Ring

81 951-12 363 Lower O-Ring

82 951-1224 0 Oil Fill Tube Assembly

83 710 - 04980 Bolt M6×35

84 710 -05311 Oil Drain Plug

85 951-12242 Regulator

86 715 - 04121 Dowel Pin 8×14

87 951-12243 Ball 6.35

88 951-12244 Spring

89 710 - 05312 Bolt

90 736-04557 Crankshaft Thrust Washer

91 951-12245 Balanceable Shaft Bearing

92 751-1224 6 Balanceable Shaft Assembly

93 736-04559 Balanceable Thrust Washer

Ref.

Part Number Description

98 951-12 248 Oil Pump Assembly

99 951-12 247 O-Ring 10×2.65

100 951-12 249 Filter

101 951-12 250 Filter Spring

102 951-12251 O-Ring 35.5×2.65

103 951-12 252 Filter Cover

104 951-11956 Governor Gear/Shaft Assembly

112 710- 05313 Bolt M8×15

113 736-04560 Oil Drain Plug Washer

114 951-12690 Oil Filter

115 951-122 53 Screw Joint

116 951-122 5 4 Crankcase Cover

951-12 318 Crankcase Cover Asm

(Incl . 87,88,89,100,101,102,

103,10 4,112,113,115,116)

117 710 - 04982 Bolt M8×54

118 951-113 75 Lower Crankshaft Seal

119 710 -05314 Bolt M8×43

195 951-12194 Oil Drain Plug Assembly

41

4P90JUB Carburetor Assembly

134

134

139

139

138

137

136

200 - Carburetor Kit - Major

131

132

132

133

I

J

K

L

M

O

P

K

N

BB

F

B

C

E

Q

R

S

T

U
V
W

X
Y

CC

DD

Z

EE

GG

42

4P90JUB Carburetor Assembly

Ref.

Part Number Description

131 951-12771A Carburetor Assembly

132 951 -117 31 Fuel Hose Clamp

133 951 -1133 6 Fuel Line Kit

134 723-04071 Plastic Support Clamp

136 951-12 261 Carburetor Gasket

137 951-12262 Carburetor Insulator

138 951-12 263 Carburetor Insulator Gasket

139 951-12 264 Carb Stud

200 951-14179 Carburetor Kit - Major

(I ncl.130 ,136,138,F,G, S,T,U,V,W,X,Y, Z )

A n/a Choke Shaft

B n/a Choke Shaft Fiber O-Ring

C n/a Choke Return Spring

D n/a Flat Steel Washer

E n/a Choke Plate

F n/a Idle Jet Assembly

G n/a Idle Jet O-Ring

H n/a Sheetmetal Housing

I n/a Throttle Shaft

J n/a Throttle Plate

K n/a Screw M3×5

L n/a Lock Washer

M n/a Nylon/Plastic O-Ring

Ref.

Part Number Description

N n/a Fiber O-Ring

O n/a Idle Speed Adjusting Screw

P n/a Idle Mixture Screw

Q n/a Carburetor Body

R n/a Fuel Inlet

S n/a Float Pin

T n/a Emulsion Tube

U n/a Needle Valve

V n/a Main Jet

W n/a Needle Valve Spring

X n/a Float

Y n/a Fuel Bowl O-Ring

Z n/a O-Ring

AA 951-14175 Fuel Shut-o Solenoid Valve Kit

(I ncl.130 ,136,138,AA,G,H, Z)

BB 9 51-14176 Fuel Bowl Kit

(Incl.130,136,138,BB,CC,DD,EE,Y,Z)

CC n/a Fuel Drain Plug Gasket

DD n/a Fuel Drain Plug

EE n/a Seat/Fuel Bowl Bolt

GG n/a Washer

HH n/a Screw M5×12

43

4P90JUB Muffler Assembly

191

191

191

193

191

190

159

158

48

160

Ref. Part Number Description

48 710 -04916 Bolt M6×14

158 712- 04219 Nut M8

159 951-14 468 Muer Assembly

160 951-12271 Exhaust Pipe Gasket

161 9 51-1227 2 Mu Stud M8×47

161 9 51-12196 Muer Stud Assembly

190 951-12 278 Wire Mesh Shield

191 710-05051 Bolt M6×12

193 951-12 329 Spark Arrestor

194 710-0534 4 Spark Arrestor Screw

194

161

161

44

4P90JUB Starter Assembly

9

8

10

11
12

11

22

24

25

36

34

35

33

35

36

34

32

31

28

30

24

13

25

29

30

11

12

12

14

15
16

17

18

19

21

37

37

Ref.

Part Number Description

8 710-05306 Bolt M8×40

9 951-12 207 Starter Assembly

10 710-05307 Screw M5×25

11 736-04554 Lock Washer 5

12 736-04556 Plain Washer 6

13 951-1220 8 Electrical Starter Front Cover

14 9 51-12 211 Bearing

15 951-12210 Pinion/Clutch Assembly

16 951-12 312 Gear

17 951-12209 Bearing

18 951-12212 Pinion Cover

19 951-12214 Bearing 6001Zz

21 951-12 216 Bearing

Ref.

Part Number Description

23 951-12 528 Starter Housing Assembly

24 9 51-12 217 Screw

25 736 -04554 Lock Washer

28 951-12529 Brush Assembly

29 951-12219 Electrical Starter Back Cover

30 710 - 05308 Bolt M6×100

31 951-12324 Bolt M6×30 Assembly

33 736-04555 Insulation Washer

34 736-04556 Plain Washer 6

35 736-04477 Lock Washer 6

36 712 - 04212 Nut M6

37 715 - 04120 Dowel Pin 10×14

45

4P90JUB Ignition & Electrical

40

41

42

38

38

44

39

46

45

Ref. Part Number Description

38 710-04931 Bolt M6×28

39 951-12220 Ignition Coil Assembly

40 712- 042 20 Flywheel Nut M16×1.5

41 951-12221 Plate

42 951-12222A Cooling Fan

43 951-12223 Flywheel

44 951-12224 Coil Assy.，Charge

45 710-0494 0 Bolt M6×10

46 951-12279 Cowl

43

38

46

Notes

47

To order replacement parts or locate your nearest service dealer call a Customer Support at [phone].

or visit www.mtdproducts.com to find the nearest authorized dealer in your area.

MTD LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136-0019