Troy-Bilt 769-07279 User Manual
Illustrated Parts Manual
Printed In USA
Front Tine & Rear Tine Tillers
TROY-BILT LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136-0019
Form No. 769-07279
(August 29, 2011)
To The Owner
Thank you for purchasing an MTD Tiller. 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.
Table of Contents
Engine Model-170-T0B .......................................... 34
Engine Model-170-TU ............................................ 50
Engine Model-170-V0B .......................................... 42
Engine Model-170-VU ........................................... 60
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.
Components 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.
Model Series 340 ..................................................... 4
Model Series 640 & 650 ........................................... 8
Model Series 660 ....................................................14
Model Series 680 ................................................... 22
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
Page Left Blank Intentionally
33
Model Series 340
10
6
9
14
24
11
20
21
22
4
1
2
13
35
18
33
7
2
8
17
19
29
34
16
5
36
26
12
25
10
6
40
27
37
28
41
25
35
28
3
44
30
23
38
39
21
32
31
15
Model Series 340
Ref. Part Number Description
1. 912-0442 Acorn Lock Nut, ⁄-20
2. 936-3020 Flat Washer, .271” x.630”
3. 710 -0502A Screw, 3/8-16 x 1.250
4. 731- 06253A Handle Cover
5. 736- 0242 Bell Washer, .34”
6. 720 - 0274 Handle Grip
7. 912-02 98 Jam Nut, 1/4-20
8. 710 -1236 Carriage Bolt, ⁄-18 x 1
9. 686-0083 Clutch Handle Assembly
10. 720-0269 Clutch Grip
11. 710 -0641 Hex Bolt, ⁄-20 x 2.25”
12. 931-16 45B Clutch Handle Holder
13. 936 -014 0 Flat Washer, .385” x .62”
14. 750 -0890 Spacer
15. 738-0929 Shoulder Screw, .496 x 1.445
16. 649-04040 Handle Assembly Complete
17. 749 -14 01A Handle Brace
18. 936-0 921 Lock Washer, ⁄
19. 710-319 4 Hex Bolt, ⁄-20
20. 786-0005 Depth Bar
21. 714-04043 Cotter Pin, Bow Tie
Ref. Part Number Description
22. 712-04063 Hex Flange L-Nut, ⁄-18
23. 786-0003 Tail Piece Bracket, Left
24. 786-0004 Tail Piece Bracket, Right
25. 911 - 0415 Clevis Pin
26. 710-0805 Hex Bolt, ⁄-18 x 1.5”
27. 786-0145A Engine Plate
28. 736-0242 Bell Washer, .340” x .872”
29. 786-0138A Frame, RH
30. 786 - 0139A Frame, LH
31. 734 -04538 Wheel, 8 x 1.75
32. 686-0081A Wheel Hanger Bracket Assembly
33. 710 -0604A Hex Washer Screw, ⁄-18 x .62”
34. 710- 0602 Hex Washer TT-Tap Screw
35. 738-0934 Shoulder Bolt, ⁄-18
36. 720-0195 Hand Knob
37. 750-0470 Spacer
38. 936 - 0171 Lock Washer, ⁄
39. 912- 0240 Jam Nut, ⁄-20
40. 710 -0176 Hex Bolt, ⁄-18 x 2.75”
41. 912- 042 9 Nylon Hex Nut, ⁄-18
55
Model Series 340
15
16
18
8
17
20
29
11
34
29
24
41
28
15
19
25
42
43
36
23
33
19
13
32
39
31
22
5
35
14
37
30
9
27
26
12
8
8
10
28
44
4
45
46
47
1
2
48
40
16
16
3
7
21
38
6
66
Model Series 340
Ref. Part Number Description
1. 686-0103 Chain Case Assembly
2. 642-04104 Inner Tine Assembly, RH
3. 642-04103 Inner Tine Assembly, LH
4. 642-04106 Outer Tine Assembly, RH
5. 642-04105 Outer Tine Assembly, LH
6. 911 - 0415 Clevis Pin, .375 x 1.75
7. 714-04043 Bow Tie Cotter Pin
8. 710-0599 Screw, 1⁄4-20 x 0.500
9. 7 11- 0919 Bolt, Belt Cover
10. 712-0392 Nut, 1/4-28, Lock
11. 712-3004A Nut, 5/16-18, Flange Lock
12. 936-3020 Flat Washer, .271 x .630 x .065
13. 738-0930 Shoulder Screw, .560 x .165 5/16-18
14. 786-0056 Belt Cover
15. 710-3008 Hex Head Screw, 5/16-18 x .75
16. 712- 0 4 063 Nut, 5/16-18, Flange Lock
17. 786-0043A Tine Shield
18. 786 -0053 Bracket, Tine Shield
19. 686-0088 Idler Bracket Assembly
20. 710-0189 Hex Head Screw, 5/16-18 x 3.00
21. 710-0237 Hex Head Screw, 5/16-24 x .625
22. 710-1039 Hex Head Screw, 3/8-24 x 1.00
23. 710-30 05 Hex Head Screw, 3/8-16 x 1.25
24. 7 11-1036A Hex Nut, 5/16-18
Ref. Part Number Description
25. 712-0266A Jamlock Nut, 3/8-16
26. 712-3029 Nut, 1/2-20, Jam
27. 736 - 0112 Washer, .531 x 1.62 x .045
28. 93 6- 0119 Lock Washer, 5/16
29. 736-0242 Bell Washer, .340 x .872 x .060
30. 736 - 0312 Flat Washer, 1.26 x 1.87 x .150
31. 936-0452 Bell Washer, .396 x 1.140 x .095
32. 946-0918 Forward Clutch Cable
33. 948-0350 Pulley Adaptor
34. 950- 0892 Spacer, .64 ID x 2.4
35. 954-0428 Belt, 4L x 41.9 LG
36. 756-0313 Pulley 1.88 OD
37. 756-0585 Pulley 6.00 OD
38. 756-0971 Inner Engine Pulley
39. 756- 0972 Outer Engine Pulley
40. 786- 0039B Belt Keeper Bracket
41. 786- 012 9 Cable Guide Bracket
42. 786-0144 Idler Bracket
43. 78 6 - 0149 Belt Keeper
44. 710-3025 Hex Head Screw, 5/16-18 x .625
45. 736 -0253 Bell Washer, .525 x 1.00 x .050
46. 750 -3146 Spacer, .505 ID x .75 OD x 1.75
47. 786-0160 Bracket, Chain Case, RH
48. 786 - 0161 Bracket, Chain Case, LH
77
Model Series 640 & 650
25
46
26
24
50
21
47
29
27
28
40
34
39
42
11
4
38
41
32
22
20
3
1
A
43
23
6
45
44
31
30
A
6
5
48
35
12
8
16
2
5
19
11
49
17
9
13
10
18
6
15
7
6
8
6
22
37
36
41
6
14
42
33
40
88
Model Series 640 & 650
Ref. Part Number Description
1* 68 6 -0407 7A Tine Shield Assembly
1 686- 04076A Tine Shield Assembly
2 710-0597 Hex Head Screw, 1/4-20 x 1.00
3 710-0 604A Screw, 5/16-18 x 0.625
4 710 -1238 Hex Head Washer, 5/16-18 x .875
5 710-3008 Hex Head Screw, 5/16-18 x .75
6 712- 04 063 Flangelock Nut, 5/16-18
7 712- 04 064 Flangelock Nut, 1/4-20
8 712- 04 065 Flangelock Nut, 3/8-16
9 715-010 8 Spring Pin, 1/4 DIA x 1.00 LG
10 732-04320 Torsion Spring
11 738-04320 Screw, Shoulder, 5/16-18 x .405 x .435
12 938-0533 Screw, Shoulder, $r .498 x 1.635
13 750- 05349 Spacer, Split, .350 x .268 x .375
14 786- 04092 Stop Reverse Arm
15 786-04098 Support Channel Bracket
16 786-04104 Depth Drag Bar
17 786 -04292A Depth Adjuster Bar
18 786 -04363 LH Tail Bracket
19 786-04364 RH Tail Bracket
20 649- 04097 Upper Handle Assembly
21* 6 8 6 - 04135 Reverse Handle Assembly
22 710 -0599 Screw, 1/4-20 x 0.500
23 710 - 0805 Hex Head Screw, 5/16-18 x 1.50
24* 731-04735 Reverse Handle Grip
25* 710-3288 Hex Head Screw, 1/4-20 x 1.62
Ref. Part Number Description
26* 936 -0176 Flat Washer, .265 x .938 x .120
27 94 6- 04413 Forward Cable
28* 946-04414 Reverse Cable
29 747-04789 Clutch Bail
30 749-04742 Lower Handle
31 786-04433 Support Handle Bracket
32 786-04200 Handle Panel
33 742-04226 LH Bolo Tine
34 742-04227 RH Bolo Tine
35 710-0347 Hex Head Screw, 3/8-16 x 1.75
36 731-06170 Belt Cover
37 736-0173 Washer, Flat, .28 x .74 x .063
38* 710-04 605 Screw, 5/16-18 x 1.50
39* 6 86 - 0 413 4 Bumper
40 912-3000 Nut, Hexlock, 3/8-16
41 710 -0514 Hex Head Screw, 3/8-16 x 1.00
42* 686-04065 Tine Holder Assembly
42 686-04066 Tine Holder Assembly
43 710 -0 5211 Carriage Bolt, 5/16-18 x 6.75
44 720-04072A Kn ob, 5/16 -18
45 9 36 - 0170 Washer, .326 x .875 x .145
46* 936 -0451 Washer, Saddle, .320 x .93 x .060
47* 738-0440 Spacer, .375 x .165
48 786-04434 Support Handle Bracket
49 7 20-04163 Handle Grip
50 720-04173 Reverse Handle Grip
* 650 Series
99
Model Series 640 & 650
2
12
34
22
13
28
10
30
26
1
31
15
26
11
5
21
14
17
reverse
36
6
1
22
38
42
23
37
9
20
8
12
30
4
40
39
5
41
Models with
24
32
3
18
33
25
9
28
7
1010
1
13
12
22
6
27
35
19
16
Models with reverse
31
29
40
Model Series 640 & 650
Ref. Part Number Description
1 684-04168 Idler Pulley Assembly, 1.917 OD
2 710 -0170 Hex Head Screw, 5/16-24 x .625
3 710-0331 Hex Head Screw, 3/8-24 x 2.25, B&S
710-0151 Hex Head Screw, 3/8-24 x 2.00
4 710-0502 A Screw, 3/8-16 x 1.250
5 710-0599 Screw, 1/4-20 x 0.500
6 710-0606 Hex Head Screw, 1/4-20 x 1.50
7 710-0 672 Hex Head Screw, 5/16-24 x 1.25
8 710-0 805 Hex Head Screw, 5/16-18 x 1.50, B&S
9 710-1880 Hex Head Screw, 5/16-18 x .75, Patch
10 736 -0315 Washer, Flat, .760 x 1.50 x .120
11 712- 04 0 63 Flangelock Nut, 5/16-18, B&S
12 712-04064 Flangelock Nut, 1/4-20
13 712- 070 0 Flange Nut, 9/16-18
14 718 -044 07 Pulley Hub, 5/8 SPLINE
15 732-04085 Extension Spring, .480 OD x 5.00 LG
16 732-04276A Extension Spring, LT5 PTO
17 936 -0119 Washer, Lock, 5/16
18 736-0173 Washer, Flat, .28 x .74 x .063
19 736-0343 Washer, Flat, .330 x 1.25 x .120
20 736-04193 Washer, .396 x 1.140 x .095, B&S
21 936-0452 Washer, Bell, .396 x 1.140 x .095
Ref. Part Number Description
22 736-3092 Washer, Flat, .265 x 1.0 x .030
23 753-06042A Transmission Assembly
24 738-04425 Screw, Shoulder, 1/4-28 x .342 x .335
25 74 8 - 04087A Forward Idler Pivot Spacer
26 750-04571 Spacer, Shoulder, .260 x .785 x .538
27 750-04907 Reverse Idler Pivot Spacer
28 1916657 V Belt, 4L x 25.375 LG
29 1916658 V Belt, 3L x 29.125 LG
30 756 -04198A Engine Pulley, 3L & 4L, Honda
31 756 -04355 Transmission Pulley
32 756-0625 Cable Roller
33 786 - 04312 Forward Idler Bracket
34 786-04343 Cover Mounting Plate
35 786- 04346 Reverse Idler Bracket
36 786-04357 Pulley Mounting Bracket
37 786 - 0 4419A LH Mount Frame
38 786 -0 4 418A RH Mount Frame
39 786-04371 Pulley Shield
40 934 -04232 Wheel, 13 x 5 x 6
* 934-04453 Wheel Assembly, 11 x 4-4
41 714-0143A Klik Pin, .25 DIA x 1.56
42 721- 04271 Oil Plug
* 640 Series
1111
Model Series 640 & 650
12
8
22
13
16
2
23
2
6
15
25
7
14
5
13
22
17, 18,
19, 20
25
7
15
21
9
15
21
14
1
25
7
24
21
11
10
4
15
25
21
6
7
3
2
1212
Ref. Part Number Description
1 919-04202B Transmission Housing
2 710-3008 Hex Head Screw, 5/16-18 x .75
3 911- 04 84 4 Tiller Shaft
4 911- 04 85 4 Wheel Shaft
5 711- 05 0 35 CRT Drive Shaft
6 714-04059 Key, .25 x 1.062
7 716-0204 Retainer Ring
8 716 - 04102 Retainer Ring
9 917-04380 RH Gear Worm, 61T
10 917-04381 LH Gear Worm, 30T
11 918 -04435 Bearing Cover
12 921-04030 Oil Seal, .750 SHF x 1.783 BORE
13 9 41-0 42 98 Cone Bearing
14 921-0 4229 Gear Housing Gasket
15 721-04232 Oil Seal, 1.00 SHF x 2.00 BORE
16 721-04271 Rubber Oil Plug
17 736-04305 Washer, Flat, 1.50 x 1.75 x .062
18 736-04306 Washer, Flat, 1.50 x 1.75 x .005
19 736-04307 Washer, Flat, 1.50 x 1.75 x .03
20 736-04308 Washer, Flat, 1.50 x 1.75 x .010
21 736 -074 5 Washer, Flat, 1.010 x 1.56 x .060
22 941- 04299 Cup Bearing
23 786 -04366 Tiller Transmission Cover
24 786-04392 Tiller Transmission Cover
25 741-3114 Ball Bearing, 1 x 52 x 15 x 6205-1
Model Series 640 & 650
1313
Model Series 660
17
2
17
21
1
12
11
18
19
3
10
23
4
5
6
9
8
7
15
25
14
Transmission Top Cover
24
24
20
16
8
9
24
22
13
22
23
20
1414
36
39
38
37
Transmission
36
28
26
32
29
35
34
33
31
30
38
37
27
Ref. Part Number Description
1. 1918 811P Handlebars
2. 720 - 0274 Grip
3. 1916784P Reverse Clutch Control Cable
4. 710-04042 Hex Flange Screw, 3/8-16
5. 736-04445 Keyed Washer
6. 1900 475010 Handlebar Hgt. Adjustment Bracket
7. 710-0514 Hex Hd. Screw, ⁄-16 x 1
8. 736-3050 Plain Washer, ⁄
9. 912-3000 Hex Locknut, ⁄-16
10. 946-04027 Forward Clutch Control Cable
11. GW-9442P Wheel Gear Control & Cable Ass.
12. GW-9057 Wheel Gear Control Lever Knob
13. 118 6 211 Hex Nut, ⁄-24
14 710 -0623 Self-tapping Screw, 3/8-16 x /
15. 710- 0759 Self-tapping Screw, ⁄-18 x ⁄
16. 72 5 - 0157 Cable Ties
17. 111474 8 Round Head Screw, #10-32 x ⁄
18. 936-0722 Lockwasher, #10
19. 118620 8 Hex Nut, #10-32
20. GW-9390 Grip
21. 1918840 Forward Clutch Bail
22. GW-9853 Sems Nut
23. GW-20806 Bail Support Bracket
24. 710 -059 9 Self-tapping Screw, ⁄-20 x ⁄
25. 686 -04078 Tine Hood
26. GW-2525 Depth Regulator
27. 710-04049 Hex Flange Screw, ⁄-18 x ⁄
28. 712-04064 Hex Locknut, ⁄-20
29. 710 -0597 Hex Head Screw, ⁄-20 x 1
30. 732-04320 Spring
31. 750 -04556 Spacer
32. 715-04034 Roll Pin (spiral), ⁄ x 1
33. 190086 4 Depth Regulator
34. GW-9120 Retaining Ring
35. GW-9119 Depth Regulator Knob
36. 710-30 05 Hex Head Screw, ⁄-16 x 1-⁄
37. GW-1113-10 9 9 Drag Bar Bushing
38. 712-04065 Hex Nut, ⁄-16
39. 1916185001 Drag Bar
Model Series 660
1515
Model Series 660
5
54
2
6
9
3
4
12
14
15
48
16
15
13
17
41
40
49
50
37
43
34
39
32
1
20
38
3
40
33
24
8
10
36
3
23
19
47
44
32
42
7
19
35
41
45
31
46
22
21
51
11
26
45
58
56
58
52
57
55
52
45
53
27
29
25
18
30
55
57
53
45
28
1616
Model Series 660
Ref. Part Number Description
1. 710 - 0331 Hex Screw, ⁄-24 x 2.25 (A)
— 710 - 0672 Screw, ⁄-24 x 1.25 (B)
2. 786-04070 Clutch Cable Bracket
3. 936 -0119 Lockwasher, ⁄
4. 710-0107 Hex Head Screw, ⁄-24 x ⁄
5. 731-05290 Cover
6. 712-3004A Flange Lock Nut, ⁄-18
7. 714 -0139 Key, ⁄-2 (A)
— 914-0133 Key, ⁄ x 1.5 (B)
8. 736- 04187 Shim
9. 619-04130 Engine Pulley
10. 936-0452 Belle. Washer, .344 x 1.0 x .063 (A)
— 736 -04193 Belle. Washer .827 x .331 x .098 (B)
11. 710-0672 Hex Head Screw, ⁄–24 x 1.25
12. 710-3103 Hex Head Screw, ⁄–18 x 2
13. 786 -04276 Reverse Idler Arm
14. 1916535 Reverse Idler Pulley
15. 936-0159 Flat Washer, ⁄
16. 732-0 4081 Wire Formed Belt Guide
17. 710-0888 Hex Head Screw, ⁄-24 x 1
18. 934 -04232 Wheel Assembly, 13 x 5 x 6
19. 736-3078 Flat Washer, 1-⁄
20. 732-04077 Reverse Return Spring
21. 619 -0 4123 Transmission Pulley
22. 736-04079 Support Washer
23. 1918 812 Reverse Clutch Belt
24. 19 0940 4 Forward Clutch Belt
25. 190039 6 Self-tapping Screw, #10-32 x ⁄
26. 786-04080 Belts/Pulleys Guard
27. 686 -04067 Tine Holder
28. 710-04043 Hex Flange Screw, ⁄-18 x ⁄
Ref. Part Number Description
29. 19167970 01 Engine Support Bracket (left side)
30. 786-04067 Engine Support Bracket (rt side)
31. 914 -0133 Key, ⁄ x 1.50
32. 710 -0395 Hex Head Screw, ⁄–18 x 2-⁄
33. 1918774001 Mounting Bar
34. 710 -1260A Hex Flange Screw, ⁄-18 x .75
35. 710 -0805 Hex Head Screw, ⁄-18 x 1-⁄
36. 936-0275 Flat Washer, ⁄
37. 732-04082 Belt Guide
38. GW-55088 Pivot Bushing
39. 712- 04 0 63 Hex Lock Nut, ⁄-18
40. 912- 3010 Hex Nut, ⁄-18
41. 74 8- 0 4087A Shoulder Washer
42. 786-04275 Forward Tiller Direction Idler Arm
43. 176775 4 Self-tapping Screw, #10-24
44. 732-04078 Spring
45. 912-3000 Hex Locknut, ⁄-18
46. 756 -04170 Forward Idler Pulley
47. 710-0347 Screw, ⁄-16 x 1-⁄
48. 912- 0158 Hex Lock Nut, ⁄-18
49. 1754128 Screw, ⁄-20 x ⁄
50. 936- 0463 Flat Washer, ⁄
51. 736 - 0 4193 Belleville Washer, .827 x .331 x .098
52. 710 -0514 Hex Head Screw, ⁄-16 x 1
53. 742-04223 Bolo Tine-single (Left)
54. 749- 0 4193 Bumper
55. 710- 05289 Hex Head Screw, ⁄-20 x 1.5
56. 710-3096 Hex Head Screw, ⁄-16 x 2
57. 712-04064 Flange Hex Locknut, ⁄-20
58. 742-04224 Bolo Tine-single (Right)
A — Model 662
B — Model 665
1717
Model Series 660
20
18
19
32
37
27
19
20
10
41
36
29
28
39
43
2
22
33
17
22
15
35
5
23
8
42
26
24
21
18
11
14
34
31
13
38
21
7
18
14
11
9
40
7
25
1818
6
1
3
16
3
30
16
12
4
Model Series 660
Ref. Part Number Description
1. 110 5 6 2 0 Pipe Plug
2. 916- 0101 Retaining Ring
3. 1915068 Hex Screw, ⁄-20 x .625
4. 1915069 Self-Sealing Screw, ⁄-20 x .875
5. 611- 040 02 Eccentric Shaft
6. 919- 04010 Transmission Housing
7. 710-04043 Hex Flange Screw, ⁄-18 x .750
8. GW-20896 Tiller Shaft
9. 9 11- 04 482 Wheel Shaft
10. 716 - 0 4102 Retaining Ring
11. 716-04104 Retaining Ring
12. 718- 0440 6 Rear Bearing Cover
13. 721-04 001 Oil Seal, 1.79 x .25
14. 921-04 031 Oil Seal, 1.0 x 1.499
15. 921-04034 Oil Seal, .625 x 1.0
16. 921-04035 Oil Seal, .984 x 1.75
17. 921-04044 Oil Seal, .750 x 125
18. 736 -04258 Washer, 1.375 x 1.015 x .01*
— 736-04259 Washer, 1.375 x 1.015 x .015*
— 736-04260 Washer, 1.375 x 1.015 x .03*
— 736-04305 Washer, 1.75 x 1.5 x .062*
— 736-04306 Washer, 1.75 x 1.5 x .005*
— 736-04307 Washer, 1.75 x 1.5 x .03*
— 736-04308 Washer, 1.75 x 1.5 x .01*
— 736-04309 Washer, 1.375 x 1.015 x .062*
* — The at washers listed are used as required to obtain
.005 to .030 in allowable end play on the wheel shaft and tine
shaft and a .005 to .015 in end play on the drive shaft.
Ref. Part Number Description
19. 941- 04298 Cone Bearing
20. 941-04299 Cup Bearing
21. 941-04300 Bushing, 1.25 x 1 x .005 x 1.5
22. 941-3037 Ball Bearing
23. GW-1104 Woodru Key, .25 x 1.12
24. 738-04448 Pin, .375 x .72
25. GW-20694 Transmission Cover Gasket
26. GW-20712 Wheel Drive Clutch
27. 717- 04 690 Spur Gear
28. GW-20791 Pinion Shaft
29. 717- 04 6 89 Pinion Gear
30. GW-20873 Housing Cover
31. 19161930 01 Transmission Cover
32. GW-20912 Drive Shaft
33. GW-20913 Worm Gear
34. GW-20914 Wheel Drive Gear
35. GW-9055 Spring, .850 x .875
36. GW-9093 Bowed Ring
37. GW-9301099 Key, .188 x 1
38. GW-9373 Hi-Pro Key, .25 x 1.312
39. GW-9428 Bushing, 1.24 x .75 x .18
40. GW-9467 Oil Plug
41. GW-9677 Hex Screw, ⁄-18 x .38
42. GW-9935 Washer, 1.46 x 1.016 x .062
43. GW-9953 Washer, 1.022 x .75 x .059
1919
Model Series 660
17
12
4
12
10
( - )
( + )
13
3
20
8
1
9
6
7
9
5
11
18
20
19
15
14
2
14
2
16
1
5
3
20
2020
4
Ref. Part Number Description
1. 1186073 Carriage Screw ⁄-20 x 1.25
2. 118 6211 Hex Nut ⁄-24
3. 118 63 09 Flange Screw ⁄-20 x .625
4. 118 63 8 9 Hex Locknut ⁄-20
5. 19 012 02 Cable (Ground Wire)
6. GW-9853 Hexlock Washer Nut, 10-32
7. 725-04346 Electric Start Harness
8. 686 -04024 Battery Bracket Assembly
9. 710-0599 Self-tapping Screw ⁄-20 x .5
10. 712-3 0 0 6 Hex Nut ⁄-20
11. 72 5- 0157 Cable Tie
12. 925- 0267B Ignition Switch
13. 925-1707D Battery 270 CCA
14. 93 6 -0119 Lock Washer 5/16
15. 936 -0147 Lock Washer #10
16. 736-0607 External Lock Washer ⁄
17. 190 0873 Keyswitch Clamp
18. GW-96510 Cable (Solenoid to Starter Motor)
19. GW-96514099
20 GW-97020 Insulating Boot
Solenoid (Incl. Nuts and Washers for
Cables and Wires)
Model Series 660
2121
Model Series 680
14
12
10
9
15
16
3
11
2
1
7
8
15
13
12
15
12
11
14
4
5
4
6
13
15
10
13
12
11
Ref. Part Number Description
1 647-04006 Forward/Reverse Lever
2 1908156 Clutch Pawl Spring
3 710 -0805 Hex Bolt, ⁄"-18 x 1-⁄”
4 GW-2447 Bushing, .5 x .316 x .375
5 736 -0607 External Tooth Lockwasher, ⁄”
6 912-3010 Hex Nut, ⁄”-18
7 686-04006 Roller Assembly
8 190046 8010 Yoke (Left)
9 1900469001 Yoke (Right)
10 1900860001 Yoke Pivot Link
11 710-0514 Hex Bolt, ⁄"-16 x 1”
12 936 - 0169 Lockwasher, ⁄”
13 736-3050 Flat Washer, ⁄”
14 912-3017 Hex Nut, ⁄”-16
15 G W-1113 -10 99 Bushing Spacer, .5 x .375 x .3
16 GW-2595099 Knob
2222
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