Illustrated Parts Manual
Front Tine & Rear Tine Tillers
TROY-BILT LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136-0019
Printed In USA
Form No. 769-07279
(August 29, 2011)
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Page Left Blank Intentionally
3
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Model Series 340
10
6
10
9
11
4
1
2
13
7
12
6
2
8
16
5
36
17
19
20
18
33
26
24
25
14
21
29
22
35
34
40
30
23
35
37
28
38
39
27
21
28
41
25
3
32
31
15
4
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Model Series 340
Ref. Part Number
Description
Ref. Part Number
Description
22.
23.
24.
25.
26.
27.
28.
29.
30.
31.
32.
33.
34.
35.
36.
37.
38.
39.
40.
41.
712-04063
786-0003
786-0004
911- 0415
Hex Flange L-Nut, 5⁄16-18
1.
912-0442
936-3020
710-0502A
731-06253A
736-0242
720-0274
912-0298
710-1236
686-0083
720-0269
710-0641
931-1645B
936-0140
750-0890
738-0929
649-04040
749-1401A
936-0921
710-3194
786-0005
714-04043
Acorn Lock Nut, 1⁄4-20
Tail Piece Bracket, Left
Tail Piece Bracket, Right
Clevis Pin
2.
Flat Washer, .271” x.630”
Screw, 3/8-16 x 1.250
Handle Cover
3.
4.
710-0805
786-0145A
736-0242
786-0138A
786-0139A
734-04538
686-0081A
710-0604A
710-0602
738-0934
720-0195
750-0470
936-0171
912-0240
710-0176
912-0429
Hex Bolt, 5⁄16-18 x 1.5”
Engine Plate
5.
Bell Washer, .34”
6.
Handle Grip
Bell Washer, .340” x .872”
Frame, RH
7.
Jam Nut, 1/4-20
8.
Carriage Bolt, 5⁄16-18 x 1
Clutch Handle Assembly
Clutch Grip
Frame, LH
9.
Wheel, 8 x 1.75
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
21.
Wheel Hanger Bracket Assembly
Hex Washer Screw, 5⁄16-18 x .62”
Hex Washer TT-Tap Screw
Shoulder Bolt, 5⁄16-18
Hand Knob
Hex Bolt, 1⁄4-20 x 2.25”
Clutch Handle Holder
Flat Washer, .385” x .62”
Spacer
Shoulder Screw, .496 x 1.445
Handle Assembly Complete
Handle Brace
Spacer
Lock Washer, 7⁄16
Jam Nut, 7⁄16-20
Lock Washer, 1⁄2
Hex Bolt, 5⁄16-18 x 2.75”
Nylon Hex Nut, 5⁄16-18
Hex Bolt, 1⁄2-20
Depth Bar
Cotter Pin, Bow Tie
5
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Model Series 340
8
17
20
29
18
29
19
25
42
43
24
15
16
41
28
33
11
15
36
23
34
13
32
28
35
37
44
19
21
4
40
16
45
46
30
9
47
1
27
38
26
48
39
16
31
22
3
6
2
10
5
12
14
8
8
7
6
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Model Series 340
Ref. Part Number
Description
Ref. Part Number
Description
25.
26.
27.
28.
29.
30.
31.
32.
33.
34.
35.
36.
37.
38.
39.
40.
41.
42.
43.
44.
45.
46.
47.
48.
712-0266A
712-3029
736 - 0112
936 - 0119
736-0242
736-0312
936-0452
946-0918
948-0350
950-0892
954-0428
756-0313
756-0585
756-0971
756-0972
786-0039B
786-0129
786-0144
786-0149
710-3025
736-0253
750-3146
786-0160
786-0161
Jamlock Nut, 3/8-16
1.
686-0103
642-04104
642-04103
642-04106
642-04105
911- 0415
Chain Case Assembly
Nut, 1/2-20, Jam
2.
Inner Tine Assembly, RH
Inner Tine Assembly, LH
Outer Tine Assembly, RH
Outer Tine Assembly, LH
Clevis Pin, .375 x 1.75
Washer, .531 x 1.62 x .045
Lock Washer, 5/16
3.
4.
Bell Washer, .340 x .872 x .060
Flat Washer, 1.26 x 1.87 x .150
Bell Washer, .396 x 1.140 x .095
Forward Clutch Cable
Pulley Adaptor
5.
6.
7.
714-04043
710-0599
711- 0919
712-0392
712-3004A
936-3020
738-0930
786-0056
710-3008
712-04063
786-0043A
786-0053
686-0088
710-0189
710-0237
710-1039
710-3005
711-1036A
Bow Tie Cotter Pin
8.
Screw, 1⁄4-20 x 0.500
9.
Bolt, Belt Cover
Spacer, .64 ID x 2.4
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
21.
22.
23.
24.
Nut, 1/4-28, Lock
Belt, 4L x 41.9 LG
Nut, 5/16-18, Flange Lock
Flat Washer, .271 x .630 x .065
Shoulder Screw, .560 x .165 5/16-18
Belt Cover
Pulley 1.88 OD
Pulley 6.00 OD
Inner Engine Pulley
Outer Engine Pulley
Belt Keeper Bracket
Cable Guide Bracket
Idler Bracket
Hex Head Screw, 5/16-18 x .75
Nut, 5/16-18, Flange Lock
Tine Shield
Bracket, Tine Shield
Belt Keeper
Idler Bracket Assembly
Hex Head Screw, 5/16-18 x 3.00
Hex Head Screw, 5/16-24 x .625
Hex Head Screw, 3/8-24 x 1.00
Hex Head Screw, 3/8-16 x 1.25
Hex Nut, 5/16-18
Hex Head Screw, 5/16-18 x .625
Bell Washer, .525 x 1.00 x .050
Spacer, .505 ID x .75 OD x 1.75
Bracket, Chain Case, RH
Bracket, Chain Case, LH
7
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Model Series 640 & 650
46
26
25
24
50
27
21
47
28
29
40
32
41
20
3
34
42
22
1
A
43
23
45
6
44
35
31
2
5
15
49
48
6
30
12
19
17
9
39
4
A
13
10
6
5
18
8
11
11
7
6
16
8
6
38
6
22
14
37
42
36
33
40
41
8
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Model Series 640 & 650
Ref. Part Number
Description
Ref. Part Number
Description
26*
27
936-0176
Flat Washer, .265 x .938 x .120
Forward Cable
1*
1
686-04077A
686-04076A
710-0597
Tine Shield Assembly
946-04413
946-04414
747-04789
749-04742
786-04433
786-04200
742-04226
742-04227
710-0347
Tine Shield Assembly
28*
29
Reverse Cable
2
Hex Head Screw, 1/4-20 x 1.00
Screw, 5/16-18 x 0.625
Hex Head Washer, 5/16-18 x .875
Hex Head Screw, 5/16-18 x .75
Flangelock Nut, 5/16-18
Flangelock Nut, 1/4-20
Flangelock Nut, 3/8-16
Spring Pin, 1/4 DIA x 1.00 LG
Torsion Spring
Clutch Bail
3
710-0604A
710-1238
30
31
Lower Handle
4
Support Handle Bracket
Handle Panel
5
710-3008
32
6
712-04063
712-04064
712-04065
715-0108
33
LH Bolo Tine
7
34
35
RH Bolo Tine
8
Hex Head Screw, 3/8-16 x 1.75
Belt Cover
9
36
37
731-06170
736-0173
10
11
12
13
14
15
16
17
18
19
20
21*
22
23
24*
25*
732-04320
738-04320
938-0533
Washer, Flat, .28 x .74 x .063
Screw, 5/16-18 x 1.50
Bumper
Screw, Shoulder, 5/16-18 x .405 x .435
Screw, Shoulder, $r .498 x 1.635
Spacer, Split, .350 x .268 x .375
Stop Reverse Arm
38*
39*
40
41
710-04605
686-04134
912-3000
750-05349
786-04092
786-04098
786-04104
786-04292A
786-04363
786-04364
649-04097
686-04135
710-0599
Nut, Hexlock, 3/8-16
Hex Head Screw, 3/8-16 x 1.00
Tine Holder Assembly
Tine Holder Assembly
Carriage Bolt, 5/16-18 x 6.75
Knob, 5/16-18
710-0514
Support Channel Bracket
Depth Drag Bar
42*
42
686-04065
686-04066
710 - 05211
720-04072A
936-0170
Depth Adjuster Bar
43
LH Tail Bracket
44
45
RH Tail Bracket
Washer, .326 x .875 x .145
Washer, Saddle, .320 x .93 x .060
Spacer, .375 x .165
Support Handle Bracket
Handle Grip
Upper Handle Assembly
Reverse Handle Assembly
Screw, 1/4-20 x 0.500
46*
47*
48
49
936-0451
738-0440
786-04434
720-04163
720-04173
710-0805
Hex Head Screw, 5/16-18 x 1.50
Reverse Handle Grip
731-04735
710-3288
50
Reverse Handle Grip
Hex Head Screw, 1/4-20 x 1.62
* 650 Series
9
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Model Series 640 & 650
Models with
reverse
24
32
36
6
11
38
42
5
3
23
21
15
37
18
41
30
10
26
9
28
2
33
1
25
9
14
20
12
22
13
31
8
4
12
34
22
1
28
40
30
5
7
39
17
19
26
1
22
31
12
13
6
29
27
16
35
Models with reverse
40
10
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Model Series 640 & 650
Ref. Part Number
Description
Ref. Part Number
Description
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
736-3092
Washer, Flat, .265 x 1.0 x .030
Transmission Assembly
Screw, Shoulder, 1/4-28 x .342 x .335
Forward Idler Pivot Spacer
Spacer, Shoulder, .260 x .785 x .538
Reverse Idler Pivot Spacer
V Belt, 4L x 25.375 LG
V Belt, 3L x 29.125 LG
Engine Pulley, 3L & 4L, Honda
Transmission Pulley
1
2
3
684-04168
710-0170
710-0331
710-0151
710-0502A
710-0599
710-0606
710-0672
710-0805
710-1880
736-0315
712-04063
712-04064
712-0700
718-04407
732-04085
732-04276A
936 - 0119
736-0173
736-0343
736-04193
936-0452
Idler Pulley Assembly, 1.917 OD
Hex Head Screw, 5/16-24 x .625
Hex Head Screw, 3/8-24 x 2.25, B&S
Hex Head Screw, 3/8-24 x 2.00
Screw, 3/8-16 x 1.250
753-06042A
738-04425
748-04087A
750-04571
750-04907
1916657
4
5
Screw, 1/4-20 x 0.500
6
Hex Head Screw, 1/4-20 x 1.50
Hex Head Screw, 5/16-24 x 1.25
Hex Head Screw, 5/16-18 x 1.50, B&S
Hex Head Screw, 5/16-18 x .75, Patch
Washer, Flat, .760 x 1.50 x .120
Flangelock Nut, 5/16-18, B&S
Flangelock Nut, 1/4-20
1916658
7
756-04198A
756-04355
756-0625
8
9
Cable Roller
10
11
12
13
14
15
16
17
18
19
20
21
786-04312
786-04343
786-04346
786-04357
786-04419A
786-04418A
786-04371
934-04232
934-04453
714-0143A
721-04271
Forward Idler Bracket
Cover Mounting Plate
Reverse Idler Bracket
Pulley Mounting Bracket
LH Mount Frame
Flange Nut, 9/16-18
Pulley Hub, 5/8 SPLINE
Extension Spring, .480 OD x 5.00 LG
Extension Spring, LT5 PTO
Washer, Lock, 5/16
RH Mount Frame
Pulley Shield
Wheel, 13 x 5 x 6
Washer, Flat, .28 x .74 x .063
Washer, Flat, .330 x 1.25 x .120
Washer, .396 x 1.140 x .095, B&S
Washer, Bell, .396 x 1.140 x .095
*
Wheel Assembly, 11 x 4-4
Klik Pin, .25 DIA x 1.56
Oil Plug
41
42
* 640 Series
11
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Model Series 640 & 650
12
8
16
2
15
25
2
22
13
23
6
7
24
14
4
5
21
14
15
9
21
25
21
13
6
22
10
21
7
17, 18,
19, 20
3
1
25
7
15
11
25
7
2
15
12
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Model Series 640 & 650
Ref. Part Number
Description
1
919-04202B
710-3008
Transmission Housing
2
Hex Head Screw, 5/16-18 x .75
Tiller Shaft
3
911- 04844
911- 04854
711- 05035
714-04059
716-0204
4
Wheel Shaft
5
CRT Drive Shaft
6
Key, .25 x 1.062
7
Retainer Ring
8
716-04102
917-04380
917-04381
918-04435
921-04030
941-04298
921-04229
721-04232
721-04271
736-04305
736-04306
736-04307
736-04308
736-0745
Retainer Ring
9
RH Gear Worm, 61T
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
LH Gear Worm, 30T
Bearing Cover
Oil Seal, .750 SHF x 1.783 BORE
Cone Bearing
Gear Housing Gasket
Oil Seal, 1.00 SHF x 2.00 BORE
Rubber Oil Plug
Washer, Flat, 1.50 x 1.75 x .062
Washer, Flat, 1.50 x 1.75 x .005
Washer, Flat, 1.50 x 1.75 x .03
Washer, Flat, 1.50 x 1.75 x .010
Washer, Flat, 1.010 x 1.56 x .060
Cup Bearing
941-04299
786-04366
786-04392
741-3114
Tiller Transmission Cover
Tiller Transmission Cover
Ball Bearing, 1 x 52 x 15 x 6205-1
13
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Model Series 660
17
2
17
1
10
12
23
11
18
19
21
3
4
24
22
22
24
20
5
23
14
6
16
20
13
9
8
8
7
9
Transmission Top Cover
15
25
24
35
34
33
38
37
32
26
29
31
30
38
Transmission
28
36
37
27
39
36
14
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Model Series 660
Ref. Part Number
Description
1.
1918811P
720-0274
1916784P
710-04042
736-04445
1900475010
710-0514
736-3050
912-3000
946-04027
GW-9442P
GW-9057
1186211
Handlebars
Grip
2.
3.
Reverse Clutch Control Cable
Hex Flange Screw, 3/8-16
Keyed Washer
4.
5.
6.
Handlebar Hgt. Adjustment Bracket
Hex Hd. Screw, 3⁄8-16 x 1
Plain Washer, 3⁄8
7.
8.
9.
Hex Locknut, 3⁄8-16
Forward Clutch Control Cable
Wheel Gear Control & Cable Ass.
Wheel Gear Control Lever Knob
Hex Nut, 5⁄16-24
10.
11.
12.
13.
14
710-0623
710-0759
725-0157
1114748
Self-tapping Screw, 3/8-16 x 3/4
Self-tapping Screw, 5⁄16-18 x 5⁄8
Cable Ties
15.
16.
17.
18.
19.
20.
21.
22.
23.
24.
25.
26.
27.
28.
29.
30.
31.
32.
33.
34.
35.
36.
37.
38.
39.
Round Head Screw, #10-32 x 1⁄2
Lockwasher, #10
936-0722
1186208
Hex Nut, #10-32
GW-9390
1918840
Grip
Forward Clutch Bail
Sems Nut
GW-9853
GW-20806
710-0599
686-04078
GW-2525
710-04049
712-04064
710-0597
732-04320
750-04556
715-04034
1900864
Bail Support Bracket
Self-tapping Screw, 1⁄4-20 x 1⁄2
Tine Hood
Depth Regulator
Hex Flange Screw, 5⁄16-18 x 5⁄8
Hex Locknut, 1⁄4-20
Hex Head Screw, 1⁄4-20 x 1
Spring
Spacer
Roll Pin (spiral), 1⁄4 x 1
Depth Regulator
GW-9120
GW-9119
Retaining Ring
Depth Regulator Knob
Hex Head Screw, 3⁄8-16 x 1-1⁄4
Drag Bar Bushing
710-3005
GW-1113-1099
712-04065
1916185001
Hex Nut, 3⁄8-16
Drag Bar
15
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Model Series 660
5
2
1
6
9
3
4
12
14
15
8
16
15
39
10
36
7
19
35
32
20
13
17
48
38
42
44
41
41
3
40
45
54
19
47
31
34
21
46
49
50
37
43
51
11
3
40
24
33
32
23
22
26
55
29
25
57
58
45
18
52
30
55
28
45
58
57
27
53
56
52
45
53
16
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Model Series 660
Ref.
Part Number
710-0331
710-0672
786-04070
936 - 0119
Description
Hex Screw, 3⁄8-24 x 2.25 (A)
Screw, 5⁄16-24 x 1.25 (B)
Clutch Cable Bracket
Lockwasher, 5⁄16
Ref.
29.
30.
31.
32.
33.
34.
35.
36.
37.
Part Number
1916797001
786-04067
914-0133
Description
Engine Support Bracket (left side)
Engine Support Bracket (rt side)
Key, 3⁄16 x 1.50
1.
—
2.
710-0395
1918774001
710-1260A
710-0805
936-0275
732-04082
GW-55088
712-04063
912-3010
Hex Head Screw, 5⁄16–18 x 2-1⁄4
Mounting Bar
3.
4.
710-0107
731-05290
712-3004A
714-0139
Hex Head Screw, 5⁄16-24 x 1⁄2
Cover
Hex Flange Screw, 5⁄16-18 x .75
Hex Head Screw, 5⁄16-18 x 1-1⁄2
Flat Washer, 5⁄16
5.
6.
Flange Lock Nut, 5⁄16-18
Key, 3⁄16-2 (A)
7.
Belt Guide
—
8.
914-0133
Key, 3⁄16 x 1.5 (B)
38.
39.
40.
41.
42.
43.
44.
45.
46.
47.
Pivot Bushing
736-04187
619-04130
936-0452
736-04193
710-0672
710-3103
Shim
Hex Lock Nut, 5⁄16-18
Hex Nut, 5⁄16-18
9.
Engine Pulley
10.
—
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
21.
22.
23.
24.
25.
26.
27.
28.
Belle. Washer, .344 x 1.0 x .063 (A)
Belle. Washer .827 x .331 x .098 (B)
Hex Head Screw, 5⁄16–24 x 1.25
Hex Head Screw, 5⁄16–18 x 2
Reverse Idler Arm
748-04087A
786-04275
1767754
Shoulder Washer
Forward Tiller Direction Idler Arm
Self-tapping Screw, #10-24
Spring
732-04078
912-3000
786-04276
1916535
Hex Locknut, 5⁄16-18
Reverse Idler Pulley
Flat Washer, 5⁄16
756-04170
710-0347
912-0158
Forward Idler Pulley
Screw, 3⁄8-16 x 1-3⁄4
936-0159
732-04081
710-0888
934-04232
736-3078
732-04077
619-04123
736-04079
1918812
Wire Formed Belt Guide
Hex Head Screw, 5⁄16-24 x 1
Wheel Assembly, 13 x 5 x 6
Flat Washer, 1-1⁄8
48.
49.
50.
51.
52.
53.
54.
55.
56.
57.
Hex Lock Nut, 5⁄16-18
Screw, 1⁄4-20 x 3⁄4
1754128
936-0463
736-04193
710-0514
Flat Washer, 1⁄4
Belleville Washer, .827 x .331 x .098
Hex Head Screw, 3⁄8-16 x 1
Bolo Tine-single (Left)
Bumper
Reverse Return Spring
Transmission Pulley
Support Washer
742-04223
749-04193
710-05289
710-3096
712-04064
742-04224
Reverse Clutch Belt
Forward Clutch Belt
Self-tapping Screw, #10-32 x 1⁄2
Belts/Pulleys Guard
Tine Holder
Hex Head Screw, 1⁄4-20 x 1.5
Hex Head Screw, 3⁄8-16 x 2
Flange Hex Locknut, 1⁄4-20
Bolo Tine-single (Right)
1909404
1900396
786-04080
686-04067
710-04043
58.
Hex Flange Screw, 5⁄16-18 x 3⁄4
A — Model 662
B — Model 665
17
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Model Series 660
20
19
18
32
37
27
19
20
10
41
36
29
43
28
2
22
39
33
23
8
17
14
11
34
18
22
21
42
26
38
9
15
24
7
40
7
35
5
21
18
31
11
14
13
25
6
16
12
1
3
4
30
16
3
18
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Model Series 660
Ref. Part Number
Description
Ref. Part Number
Description
19.
20.
21.
22.
23.
24.
25.
26.
27.
28.
29.
30.
31.
32.
33.
34.
35.
36.
37.
38.
39.
40.
41.
42.
43.
941-04298
941-04299
941-04300
941-3037
Cone Bearing
1.
1105620
Pipe Plug
Cup Bearing
2.
916-0101
Retaining Ring
Bushing, 1.25 x 1 x .005 x 1.5
Ball Bearing
3.
1915068
Hex Screw, 1⁄4-20 x .625
Self-Sealing Screw, 1⁄4-20 x .875
Eccentric Shaft
4.
1915069
GW-1104
Woodruff Key, .25 x 1.12
Pin, .375 x .72
5.
611- 04002
919-04010
710-04043
GW-20896
911- 04482
716-04102
716-04104
718-04406
721-04001
921-04031
921-04034
921-04035
921-04044
736-04258
736-04259
736-04260
736-04305
736-04306
736-04307
736-04308
736-04309
738-04448
GW-20694
GW-20712
717-04690
GW-20791
717-04689
GW-20873
1916193001
GW-20912
GW-20913
GW-20914
GW-9055
GW-9093
GW-9301099
GW-9373
GW-9428
GW-9467
GW-9677
GW-9935
GW-9953
6.
Transmission Housing
Hex Flange Screw, 5⁄16-18 x .750
Tiller Shaft
Transmission Cover Gasket
Wheel Drive Clutch
Spur Gear
7.
8.
9.
Wheel Shaft
Pinion Shaft
10.
11.
12.
13.
14.
15.
16.
17.
18.
—
—
—
—
—
—
—
Retaining Ring
Pinion Gear
Retaining Ring
Housing Cover
Rear Bearing Cover
Transmission Cover
Drive Shaft
Oil Seal, 1.79 x .25
Oil Seal, 1.0 x 1.499
Worm Gear
Oil Seal, .625 x 1.0
Wheel Drive Gear
Spring, .850 x .875
Bowed Ring
Oil Seal, .984 x 1.75
Oil Seal, .750 x 125
Washer, 1.375 x 1.015 x .01*
Washer, 1.375 x 1.015 x .015*
Washer, 1.375 x 1.015 x .03*
Washer, 1.75 x 1.5 x .062*
Washer, 1.75 x 1.5 x .005*
Washer, 1.75 x 1.5 x .03*
Washer, 1.75 x 1.5 x .01*
Washer, 1.375 x 1.015 x .062*
Key, .188 x 1
Hi-Pro Key, .25 x 1.312
Bushing, 1.24 x .75 x .18
Oil Plug
Hex Screw, 5⁄16-18 x .38
Washer, 1.46 x 1.016 x .062
Washer, 1.022 x .75 x .059
* — The flat 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.
19
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Model Series 660
17
12
4
12
10
( - )
( + )
13
3
20
3
8
1
1
20
5
9
19
16
15
2
14
6
7
11
14
2
20
18
5
9
4
20
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Model Series 660
Ref. Part Number
Description
Carriage Screw 1⁄4-20 x 1.25
Hex Nut 5⁄16-24
1.
1186073
2.
1186211
3.
1186309
Flange Screw 1⁄4-20 x .625
Hex Locknut 1⁄4-20
4.
1186389
5.
1901202
Cable (Ground Wire)
Hexlock Washer Nut, 10-32
Electric Start Harness
Battery Bracket Assembly
Self-tapping Screw 1⁄4-20 x .5
Hex Nut 1⁄4-20
6.
GW-9853
725-04346
686-04024
710-0599
712-3006
725-0157
925-0267B
925-1707D
936 - 0119
936-0147
736-0607
1900873
GW-96510
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
Cable Tie
Ignition Switch
Battery 270 CCA
Lock Washer 5/16
Lock Washer #10
External Lock Washer 5⁄16
Keyswitch Clamp
Cable (Solenoid to Starter Motor)
Solenoid (Incl. Nuts and Washers for
Cables and Wires)
19.
20
GW-96514099
GW-97020
Insulating Boot
21
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Model Series 680
14
12
10
15
9
16
3
11
2
1
7
8
4
15
13
12
15
12
14
4
11
5
6
13
15
10
13
12
11
Ref.
Part Number
647-04006
1908156
Description
1
Forward/Reverse Lever
Clutch Pawl Spring
Hex Bolt, 5⁄16"-18 x 1-1⁄2”
Bushing, .5 x .316 x .375
External Tooth Lockwasher, 5⁄16”
Hex Nut, 5⁄16”-18
2
3
710-0805
4
GW-2447
5
736-0607
6
912-3010
7
686-04006
1900468010
1900469001
1900860001
710-0514
Roller Assembly
8
Yoke (Left)
9
Yoke (Right)
10
11
12
13
14
15
16
Yoke Pivot Link
Hex Bolt, 3⁄8"-16 x 1”
Lockwasher, 3⁄8”
936-0169
736-3050
Flat Washer, 3⁄8”
912-3017
Hex Nut, 3⁄8”-16
GW-1113-1099
GW-2595099
Bushing Spacer, .5 x .375 x .3
Knob
22
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Model Series 680
11
2
13
16
3
1
4
15
14
21
9
8
12
7
17
25
22
6
24
23
5
29
18
Engine Base
26
18
Handlebar
10
27
28
19
20
Ref. Part Number
Description
Ref. Part Number
Description
16
17
18
19
20
21
22
23
24
25
26
27
28
29
725-0157
GW-9219
725-04367
625-04097
710-0779A
GW-9733
786-04003
GW-9199
GW-9514
732-04864
912-3010
936 - 0119
710-0805
1901835
Plastic Tie
1
GW-9548
GW-9119
Hex Bolt, 1⁄2"-13 x 3-1⁄2”
Wire Harness Retainer Plug
Handlebar Wire Harness Assembly
Switch Assembly
2
Handlebar Height Adjustment Knob
Retaining Ring
3
GW-9120
4
GW-1881
Handlebar Height Adjustment Stud
Hex Nut, 1⁄2”-13
Pan Head Screw, #10-16 x 1⁄2”
Phillips Head Screw, 10-32 x 1⁄2”
Operator Presence Control Lever
Pivot Pin
5
912-0206
6
1900854010
1900856010
1900857010
1900855010
1900858010
649-04020
720-04083
1918111
Handlebar Hgt, Adj. Clamp (LT)
Handlebar Hgt. Adj. Ratchet (LT)
Handlebar Hgt. Adj. Ratchet (RT)
Handlebar Hgt. Adj. Clamp (RT)
Handlebar Mounting Base
Handlebars
7
8
Retaining Ring
9
Return Spring
10
11
12
13
14
15
Hex Nut, 5⁄16"-18
Washer, 5⁄16"
Handlebars Grip
Hex Head Screw, 5⁄16"-18 x 1.5
Plug Cap
Curved Head Bolt, 1⁄4"-20 x 2”
Hex Nut, 1⁄4”-20
1186389
1909286P
Throttle Control & Cable, 66”
23
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Model Series 680
7
6
5
9
10
11
12
10
11
12
4
14
17
13
2
15
16
1
18
4
8
3
5
2
1
Ref. Part Number
Description
Ref. Part Number
Description
10
11
12
13
14
15
16
17
18
710-04043
GW-9929
1904563
Hex Flange Bolt, 5⁄16"-18
Washer, 1.12 x .34 x .06
Hood
1
710-3005
Hex Bolt, 3⁄8"-16 x 1-1⁄4”
2
3
4
5
6
7
8
9
GW-1113-1099
710-04049
712-04065
1900864
Bushing Spacer, .5 x .375 x .3
Hex Flange Bolt, 5⁄16"-18 x .625
Flangelock Nut, 3⁄8”-16
Depth Regulator
GW-2525
715-04034
750-04556
732-04320
710-0597
712-04064
Hood Bracket
Roll Pin (Spirol), 1⁄4” x 1”
Split Spacer
GW-9120
Retaining Ring
Spring
GW-9119
Depth Regulator Knob
Depth Regulator Bar Drag
Hex Bolt, 1⁄4"-20 x 1”
Locknut, 1⁄4”-20
1900867001
710-0599
Thread-forming Screw, 1⁄4"-20 x 1⁄2”
24
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Model Series 680
3
2
1
5
3
2
4
5
6
4
1
5
4
5
5
3
4
4
4
4
5
4
3
5
5
6
Ref. Part Number
Description
1
686-04068
710-3096
912-3000
742-04223
742-04224
710-0514
Tine Holder
2
3
4
5
6
Hex Bolt, 3⁄8"-16 x 2"
Hex Locknut, 3⁄8"-16
Bolo Tine Left
Bolo Tine Right
Hex Head Screw, 3⁄8"-16 x 1"
25
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Model Series 680
29
28
5
19
2
10
6
16
9
1
25
23
3
24
30
22
27
21
33
18
14
13
4
13
20
17
12
31
14
8
14
12
11
32
7
26
15
14
13
14
15
13
12
37
35
34
36
26
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Model Series 680
Ref. Part Number
Description
Ref. Part Number
Description
21
22
23
24
—
25
26
27
28
29
30
31
32
33
34
35
—
—
36
37
756-04171
GW-9245
619-04124
736-04192
736-04187
GW-9303
710-0376
912-3010
Reverse Disc
1
GW-9362
936-0326
GW-9934
GW-9932
GW-2628
1902240
Spring Pin, 1⁄8"
Forward Drive Belt
2
Flat Washer, .510 x 1.0 x .125
Shoulder Washer, 1.25 x .50 x .25
Disc Spring Washer
Wheel Speed Shift Lever
Knob
Engine Power Take-off Pulley
Flat Washer, .766 x 1.0 x .031
Flat Washer, .766 x 1.0 x .062
Engine Pulley Key, 3⁄16"x 2-1⁄2"
Hex Head Screw, 5⁄16"-18 x 1"
Hex Nut, 5⁄16"-18
3
4
5
6
7
GW-9317
GW-1033
936-0275
714-04048
912-0158
710-0514
936-0169
736-3050
GW-1113-1099
GW-9120
GW-2102
GW-2100
912-3012
710-0539
Cotter Pin, 3⁄32" x 1"
8
Swivel
GW-1034A
GW-9147
Engine Mounting Bar
Thread Protector Plug
Hex Head Screw, 5⁄16"-24 x 1.125
Lockwasher, 5⁄16"
9
Flat Washer, .344 x .688 x .065
Hair Pin Cotter
10
11
12
13
14
15
16
17
18
19
20
710-0672
936 - 0119
Hex Locknut, 5⁄16"-18
Hex Head Screw, 3⁄8"-16 x 1"
Lockwasher, 3⁄8"
719-04222
736-3052
710-05289
934-04231
634-04230
734-0808A
712-04064
1900870001
Motor Mount
Flat Washer, .406 x 1.0 x .105
Hex Screw, 1⁄4"-20 x 1-1⁄2"
Wheel Assembly, 16 x 4.6 x 8"
Rim Assembly
Flat Washer, .406 x .810 x .051
Bushing Spacer, .5 x .375 x .3
Retaining Ring
Belt Adjustment, 3-7⁄8"
Belt Adjustment Rod
Hex Nut, 1⁄2"-20
Tire, 16.2 x 4.6
Hex Flange Nut, 1⁄4"-20
Clutch Bracket
Hex Head Screw, 3⁄8"-24 x 1.75
27
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Model Series 680
4
1
11
21
20
19
2
3
7
5
8
18
17
9
6
77
10
16
4
15
14
12
13
53
52
51
61
28
30
49
63
54
55
62
47
56
57
44
58
35
36
38
67
45
60
46
68
39
69
78
46
59
74
37
48
40
39
31
32
78
71
73
29
30
70
34
30
72
33
48
43
55
41
76
56
42
65
47
66
27
46
57
64
75
45
54
44
26
1
25
50
2
24
23
24
21
22
28
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Model Series 680
Ref. Part Number
Description
Hex Head Screw, #10-32 x 3⁄8"
Knob
Ref. Part Number
Description
41.
42.
43.
44.
45.
46.
—
921-04030
716-04102
715-0121
Oil Seal
1.
710-04454
GW-9463
GW-2263
1186349
Retaining Ring
2.
Roll Pin (Spirol), 1⁄4" x 2
Pinion Bearing
3.
Plate
718-04006
GW-9604
736-04310
GW-1132-1
GW-1132-3
GW-9404
936-0272
GW-1222
4.
Hex Flange Bolt, 3⁄8"-16 x 1-1⁄2"
Hex Flange Bolt, 5⁄16"-18 x 3⁄4"
Flat Washer, 5⁄16"
O-Ring
5.
710-04043
936-0275
GW-9362
912-3012
Flat Washer, 1.234 x 1.015 x .062
Flat Washer, 1.234 x 1.015 x .033
Flat Washer, 1.234 x 1.015 x .01
Ball Bearing
6.
7.
Spring Pin, 1⁄8"
—
8.
Hex Nut, 1⁄2"-20
47.
48.
49.
50.
51.
52.
53.
54.
55.
56.
—
—
9.
936-0326
GW-9934
GW-9932
GW-2628
719-04015P
GW-1123
Flat Washer, .510 x 1.0 x .125
Shoulder Washer, 1.25 x .50 x .25
Disc Spring Washer, 1.97 x 1.0 x .118
Wheel Speed Shift Lever
Power Unit Transmission Cover
Transmission Cover Gasket
Hex Head Screw, 5⁄16"-18 x 1"
Hex Nut, 5⁄16"-18
Washer
Pinion Stem
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
21.
22.
23.
24.
25.
26.
27.
28.
29.
30.
31.
32.
33.
34.
35.
36.
37.
38.
—
—
—
39.
40.
716 - 04119
GW-2656
GW-9300
GW-1233
External Retaining Ring, 1.387 ID
Worm Gear
Key, 3⁄16" x 5⁄8"
Fast Speed Pinion Gear
Oil Seal
710-0376
912-3010
1901439
921-04031
716-04104
736-04257
736-04258
736-04259
736-04260
736-04309
941-04300
711- 04258
714-04014
GW-1223
External Retaining Ring
Flat Washer, 1.375 x 1.015 x .005
Flat Washer, 1.375 x 1.015 x .01
Flat Washer, 1.375 x 1.015 x .015
Flat Washer, 1.375 x 1.015 x .03
Flat Washer, 1.375 x 1.015 x .062
Bushing, 1.25 x 1.005 x 1.5
Wheel Shaft
Plunger Spring
GW-1035
1901440
Plunger
Clip Ring
—
712-04065
1902004
Flange Lock Nut, 3⁄8"-16
Screw, 3⁄8"-16 x 1-1⁄2"
—
—
786-04002
710-3013
741-04008
GW-9516
GW-2461
GW-9911
710-04354
916-0101
718-04615
GW-9301099
710-0157
736-04193
GW-2107
GW-50027
1186310
Tines/PTO Clutch Lever
Hex Head Screw, 1⁄4"-20 x 1⁄2"
Tines/PTO Clutch Bushing
External Retaining Ring
Tines/PTO Clutch Shaft
Hi-Collar Lockwasher, 1⁄4"
Socket Head Screw, 1⁄4"-20 x 3⁄8"
External Retaining Ring
Dog Clutch
57.
58.
59.
60.
61.
62.
63.
64.
65.
66.
67.
68.
69.
70.
71.
72.
73.
74.
75.
76.
77.
78.
Hi-Pro Key, .250 x 1.8125
Slow Speed Gear
GW-1232
Faste Gear Speed
GW-1237
Dog Clutch
GW-1112
Clutch Guide Pin, 1⁄4"
Spring Pin, 3⁄16" x 1-1⁄4"
Wheel Speed Shifting Lever
Oil Seal
1911372
619-04000
921-04034
738-04448
611- 04003
GW-1441
Key, 3⁄16" x 1"
Hex Head Screw, 5⁄16"-24 x 3⁄4"
Spring Washer, .827 x .331 x .098
Transmission Drive Pulley
Flat Washer, 1.25 x .687 x .075
Flange Nut, 1⁄4"-20 x .75
Front Bearing Cap
Wheel Speed Shifting Pin
Wheel Speed Shifting Shaft
Spring
GW-2109099
GW-9359
1100067
Transmission Housing
Alignment Pin
718-04007
921-04044
736-04305
736-04306
736-04307
736-04308
941-04299
GW-2655
Hex Screw, 1⁄2"-13 x 2"
Disc Spring Washer
Post
Oil Seal
GW-9928
GW-2126
Flat Washer, 1.175 x 1.5 x .062
Flat Washer, 1.175 x 1.5 x .005
Flat Washer, 1.175 x 1.5 x .03
Flat Washer, 1.175 x 1.5 x .01
Cup Bearing
1105620
Pipe Plug, 1⁄4"
GW-9122
1900870001
941-04298
Plug–Red Plastic
Clutch Bracket
Cone Bearing
Main Drive Shaft
29
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Model Series 680
15
16
15
19
21
14
13
20
10
8
12
14
8
17
21
2
9
7
11
18
4
6
5
3
4
2
1
7
Ref. Part Number
Description
Ref. Part Number
Description
13
14
—
—
—
15
16
17
18
19
20
21
718-04406
736-04305
736-04306
736-04307
736-04308
941-04298
GW-11602
921-04030
716-04102
1902000
Cap
1
1915068
Self-Sealing Screw, 1⁄4"-20 x 5⁄8"*
Tiller Housing Cover
Tine Shaft
Flat Washer, 1.75 x 1.5 x .062**
Flat Washer, 1.75 x 1.5 x .005**
Flat Washer, 1.75 x 1.5 x .03**
Flat Washer, 1.75 x 1.5 x .01**
Cone Bearing
2
GW-20873
911- 04082
941-3037
1901976
3
4
Ball Bearing
5
Worm Gear
6
GW-1104
921-04035
916-0101
718-04614
GW-9301099
GW-2127
1915069
Woodruff Key
Shaft
7
Oil Seal
Oil Seal
8
External Retaining Ring
Dog Clutch
Retaining Ring
9
Attachment Housing
Oil Dipstick
10
11
12
Key, 3⁄16" x 1"
1909157
Spring
941-04299
Cup Bearing
Self-Sealing Screw, 1⁄4"-20 x 7⁄8"*
** — Washers of multiple thickness are used as required to obtain
a thickness of .005" to .015" of allowable end-play in the drive
shaft.
* — These screws have a special sealing design and cannot be
re-used. If removed, replace with new hardware.
30
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Model Series 680
Negative
Battery
Cable
2
4
10
6
9
Ground
Terminal
5
2
22
9
6
1
Starter
Motor
19
Starter Switch
Wire (Red)
21
3
20
17
Ground
Wire
2
13
16
12
15
14
22
Starter
Selenoid
Active
Wire (Red)
18
11
Starter Cable
Ground Cable to
Engine Base
8
7
3
To Starter Motor
16
23
Ref. Part Number
Description
Ref. Part Number
Description
13
14
15
16
17
18
19
20
1186211
Hex Nut, 5⁄16"-24
1
GW-96515
GW-97020
710-0599
1186309
Battery Cable
936-0147
GW-9853
GW-96510
GW-2571
710-3022
GW-9265
725-0157
External Tooth Lockwasher
Hex Nut, #10-32
Battery Cable
2
3
4
Terminal Insulating Boot
TT-Screw, 1⁄4"-2 x 1⁄2"
Hex Bolt, 1⁄4"-20 x 5⁄8"
Battery Bracket
Battery Hold-down Clamp
w/ Att. Key Switch Plate
5
1900873
Hex Head Screw, 3⁄8"-16 x 2.75"
Plastic Tie
6
925-0267B
750-0748
1186073
Key Switch (Incl. 2 Keys)
Spacer
7
Plastic Tie
8
Carriage Bolt, 1⁄4"-20 x 1-1⁄4"
Hex Nut, 1⁄4"-20
Wire Harness
& Connecting Terminal Assembly
21
725-04346
9
712-3006
22
23
1186389
1901202
Flangelock Nut, 1⁄4"-20
10
11
12
925-1707D
GW-96514099
936 - 0119
12-Volt Battery
Ground Cable
Starter Solenoid
Lockwasher, 5⁄16"
31
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Model Series 680
1
3
2
Ref. Part Number
Description
1
725-04368
736-0508
725-0157
PTO Switch
2
3
Internal L-Washer, 9⁄16"
Plastic Tie
32
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Model Series 680
4
3
9
7
8
1
10
5
2
6
Ref. Part Number
Description
1
750-05284
1910730001
1910731001
710-0514
710-0805
710-3181
912-3010
Spacer, 1.0 x .546 x .5
Bottom Bumper Brace
Bumper Guard
2
3
4
Hex Screw, 3⁄8"-16 x 1.00
Hex Screw, 5⁄16"-18 x 1.50
Hex Screw, 1⁄2"-13 x 1.50
Hex Nut, 5⁄16"-18
5
6
7
8
936 - 0119
936-0169
936-0921
Lock Washer, 5⁄16"
9
Lock Washer, 3⁄8"
10
Lock Washer, 1⁄2"
33
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170-T0B Air Cleaner & Muffler
Ref. Part Number
Description
20
21
22
23
30
31
32
34
35
36
37
951-11285
712-04214
951-12156
710-05002
951-10806
712-04213
710-05102
951-12135
951-10794
951-10794
951-12136
Exhaust Pipe Gasket
Nut, M8
Muffler Assembly
Bolt
Air Cleaner Housing
Nut
Self-Tapping Bolt M4.2×16
Silencer Plate
Air Cleaner Assembly
Air Cleaner Assembly
Air Cleaner Cover
34
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170-T0B Carburetor
Ref.
Ref.
Part Number
Description
Part Number
Description
m
n
o
p
q
r
N/A
Float Pin
28
29
a
b
c
951-12124
951-11571
951-11177
N/A
Carburetor Assembly
Carburetor Gasket Plate
Control Lever,Choke
Choke Shaft
N/A
Emulsion Tube
N/A
Needle Valve
N/A
Main Jet
N/A
Needle Valve Spring
Float
N/A
Choke Plate
N/A
d
e
f
N/A
Throttle Shaft
s
951-11589
N/A
Fuel Bowl Gasket
Fuel Bowl
N/A
Throttle Plate
t
N/A
Screw M3×5
u
v
951-11348
710-04945
951-11349
710-04938
951-12119
Fuel Bowl Gasket
Fuel Bowl Mounting Bolt
Fuel Drain Plug Gasket
Fuel Drain Plug
g
h
i
N/A
Lock Washer
N/A
Idle Jet Assembly
Gasket, Throttle Plate
Idle Speed Adjusting Screw
Mixture Screw
w
x
N/A
j
N/A
Carburetor Kit - Major
(Incl Ref. l,m,n,o,p,q,r,s,u & w)
k
l
N/A
N/A
Carburetor Body
35
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170-T0B Crankcase
a
113
112
36
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170-T0B Crankcase
Ref.
Ref.
Part Number
Description
Part Number
Description
60
61
62
63
64
65
65a
66
67
715-04092
715-04089
951-11371
951-12125
710-04932
951-11377
951-11577
951-11578
951-12155
Dowel Pin 7×14
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
951-11253
951-11632
951-12007
951-11633
710-04915
951-11113
951-11573
951-11356
736-04461
951-11574
714-04074
951-11575
951-11369
951-12160
951-10307
951-11576
Piston Ring Set
Dowel Pin 9×14
Piston Pin Snap Ring
Piston
Crankcase Cover Gasket
Cover Comp, Left Crankcase
Bolt M8×32
Piston Pin
Bolt M6×12
Oil Filler Plug Ass'y
O-Ring
Air Shield
Connecting Rod Assembly
Governor Arm Shaft
Washer 5.2×1.9
Governor Seal
Oil Seal, 25×41.25×6
Short Block
(Incl Ref. 4,20,25,26,38,
40,41,44-47,50-70
Washer 10×16×1.5
Oil Drain Plug
Cotter Pin
68
736-04440
710-04906
951-10370
951-11283
Camshaft Assy.
69
Radial Ball Bearing, 6205
Crankshaft Assembly
Woodruff Key
112
113
Oil Drain Plug & Washer Assembly
Oil Fill Plug Assembly
Governor Gear/Shaft Assembly
37
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170-T0B Fuel Tank
101a
Ref. Part Number
Description
Ref. Part Number
Description
96
951-10662
710-04905
710-04915
951-11903
951-10656
951-11913
951-11904
951-11912
951-10917
951-11933
951-12159
951-10651
Dipstick Decoration Cover
Bolt
1
710-04968
951-11067
951-12131
710-04928
951-11585
951-10664
951-10665
951-11106
712-04212
710-04908
951-10650
951-11700
710-04915
Bolt M6×16
97
83
84
85
86
87
88
90
91
92
93
94
95
Throttle Control Knob
Primer Bracket
Bolt M6×12
98
Bolt M6×12
100
101
101a
102
103
104
106
107
108
Oil Fill Tube O-Ring
Oil Fill Tube
Governor Spring
Throttle Linkage Spring
Throttle Linkage
Governor Arm
Nut M6
Oil Fill Tube Assembly
Oil Fill Tube O-Ring
Dipstick Assembly
Fuel Cap Assembly
Fuel Filter
Governor Arm Bolt
Fuel Line Kit
Fuel Tank
Fuel Tank Nipple
Fuel Hose Clamp
Bolt M6×12
38
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170-T0B Flywheel & Shroud
Ref.
Ref.
Part Number
Description
Part Number
Description
79
80
81
82
951-11583
736-04455
710-04974
951-12127
Blower Housing
70
71
72
73
74
75
76
77
951-12126
951-10792
710-04919
951-10805
951-10909
951-10911
712-04209
710-04915
Oil Seal 25×41.25×6
Flat Washer
Ignition Coil Assembly
Bolt M6×25
Bolt M6×10
Recoil Starter
Nut, M6
Flywheel
109 712-04212
Fan, Cooling
110
111
710-04918
951-11109
Bolt M6×20
Pulley, Starter
Nut, Special, M14×1.5
Bolt M6×12
Blower Housing Shield
39
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170-T0B Cylinder Head
114
a
40
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170-T0B Cylinder Head
Ref.
Ref.
Part Number
Description
Part Number
Description
19
19
24
25
26
27
38
39
40
41
42
43
114
710-05276
951-10657
710-05101
951-11567
951-11568
951-11569
951-11572
951-10648
951-11899
715-04090
951-10647A
951-10647A
951-11063A
951-10819
Muffler Stud M8×36
Muffler Stud Assembly
Stud M6×110
1
710-04968
951-11054
731-07059
726-04101
951-11565
951-11892
751-11124
751-11123
951-11893
710-04902
951-11895
951-12000
951-12002
951-12003
951-12004
951-11894
710-04933
951-10668A
Bolt M6×16
2
Valve Cover
3
Breather Hose
Carburetor Insulator Gasket
Carburetor Insulator
Carburetor Gasket
Gasket, Cylinder Head
Push Rod
3a
4
Hose Clamp
Valve Cover Gasket
Rocker Arm Assembly
Nut, Pivot Locking
Adjusting Nut ,Valve
Rocker Arm
5
6
7
Tappet
8
Dowel Pin 10×16
9
Bolt, Pivot
Valve Kit
10
11
12
13
14
15
16
17
Push Rod Guide
Retainer, In.Valve Spring
Adjuster, Exh Valve
Retainer, Ex.Valve Spring
Valve Spring
Valve Kit
Valve Cover Kit
Cylinder Head Service Kit
(Incl Ref. 4,15,16 & 38)
Gasket Kit, External
(Incl Ref. 4,20,25,26,27,29 & 68)
Gasket Kit, Complete
(Incl Ref. 4,20,25,26,27,29,38,52,
53,62,66,68 & 70)
951-12120
951-12121
Intake Valve Seal
Bolt M8×55
Cylinder Head Assembly
(Incl Ref. 4,6-15,17,20,
25,26,38,42 & 43)
Spark Plug/F6Rtc
18
951-10292
41
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170-V0B Air Cleaner & Muffler
Ref. Part Number
Description
20
21
22
23
30
31
32
34
35
36
37
951-11285
712-04214
751-12294
710-05002
951-10806
712-04213
710-05102
951-12135
951-10794
951-10794
951-12136
Exhaust Pipe Gasket
Nut, M8
Muffler Assembly
Bolt
Air Cleaner Housing
Nut
Self-Tapping Bolt M4.2×16
Silencer Plate
Air Cleaner Assembly
Air Cleaner Assembly
Air Cleaner Cover
42
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170-V0B Carburetor
Ref.
Ref.
Part Number
Description
Part Number
Description
m
n
o
p
q
r
N/A
Float Pin
28
29
a
b
c
951-10797
951-11571
951-11177
N/A
Carburetor Assembly
Carburetor Gasket Plate
Control Lever,Choke
Choke Shaft
N/A
Emulsion Tube
N/A
Needle Valve
N/A
Main Jet
N/A
Needle Valve Spring
Float
N/A
Choke Plate
N/A
d
e
f
N/A
Throttle Shaft
s
951-11589
N/A
Fuel Bowl Gasket
Fuel Bowl
N/A
Throttle Plate
t
N/A
Screw M3×5
u
v
951-11348
710-04945
951-11349
710-04938
951-12119
Fuel Bowl Gasket
Fuel Bowl Mounting Bolt
Fuel Drain Plug Gasket
Fuel Drain Plug
g
h
i
N/A
Lock Washer
N/A
Idle Jet Assembly
Gasket, Throttle Plate
Idle Speed Adjusting Screw
Mixture Screw
w
x
N/A
j
N/A
Carburetor Kit - Major
(Incl Ref. l,m,n,o,p,q,r,s,u & w)
k
l
N/A
N/A
Carburetor Body
43
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170-V0B Crankcase
a
113
112
44
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170-V0B Crankcase
Ref.
Ref.
Part Number
Description
Part Number
Description
60
61
62
63
64
65
65a
66
67
715-04092
715-04089
951-11371
951-12125
710-04932
951-11377
951-11577
951-11578
951-12155
Dowel Pin 7×14
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
951-11253
951-11632
951-12007
951-11633
710-04915
951-11113
951-11573
951-11356
736-04461
951-11574
714-04074
951-11575
951-11369
951-12160
951-10307
951-11576
Piston Ring Set
Dowel Pin 9×14
Piston Pin Snap Ring
Piston
Crankcase Cover Gasket
Cover Comp, Left Crankcase
Bolt M8×32
Piston Pin
Bolt M6×12
Oil Filler Plug Ass'y
O-Ring
Air Shield
Connecting Rod Assembly
Governor Arm Shaft
Washer 5.2×1.9
Governor Seal
Oil Seal, 25×41.25×6
Short Block
(Incl Ref. 4,20,25,26,38,
40,41,44-47,50-70
Washer 10×16×1.5
Oil Drain Plug
Cotter Pin
68
736-04440
710-04906
951-10370
951-11283
Camshaft Assy.
69
Radial Ball Bearing, 6205
Crankshaft Assembly
Woodruff Key
112
113
Oil Drain Plug & Washer Assembly
Oil Fill Plug Assembly
Governor Gear/Shaft Assembly
45
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170-V0B Fuel Tank
101a
Ref. Part Number
Description
Ref. Part Number
Description
96
951-11914
710-04905
710-04915
951-11903
951-10656
951-11913
951-11904
951-11912
951-10917
951-11933
951-12159
951-10651
Dipstick Decoration Cover
Bolt
1
710-04968
951-11067
951-12131
710-04928
951-11585
951-10664
951-10665
951-11106
712-04212
710-04908
951-10650
951-11700
710-04915
Bolt M6×16
97
83
84
85
86
87
88
90
91
92
93
94
95
Throttle Control Knob
Primer Bracket
Bolt M6×12
98
Bolt M6×12
100
101
101a
102
103
104
106
107
108
Oil Fill Tube O-Ring
Oil Fill Tube
Governor Spring
Throttle Linkage Spring
Throttle Linkage
Governor Arm
Nut M6
Oil Fill Tube Assembly
Oil Fill Tube O-Ring
Dipstick Assembly
Fuel Cap Assembly
Fuel Filter
Governor Arm Bolt
Fuel Line Kit
Fuel Tank
Fuel Tank Nipple
Fuel Hose Clamp
Bolt M6×12
46
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170-V0B Flywheel & Shroud
Ref.
Ref.
Part Number
Description
Part Number
Description
79
80
81
82
951-11583
736-04455
710-04974
951-12127
Blower Housing
70
71
72
73
74
75
76
77
951-12126
951-10792
710-04919
951-10805
951-10909
951-10911
712-04209
710-04915
Oil Seal 25×41.25×6
Flat Washer
Ignition Coil Assembly
Bolt M6×25
Bolt M6×10
Recoil Starter
Nut, M6
Flywheel
109 712-04212
Fan, Cooling
110
111
710-04918
951-11109
Bolt M6×20
Pulley, Starter
Nut, Special, M14×1.5
Bolt M6×12
Blower Housing Shield
47
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170-V0B Cylinder Head
114
a
48
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170-V0B Cylinder Head
Ref.
Ref.
Part Number
Description
Part Number
Description
19
19
24
25
26
27
38
39
40
41
42
43
114
710-05276
951-10657
710-05101
951-11567
951-11568
951-11569
951-11572
951-10648
951-11899
715-04090
951-10647A
951-10647A
951-11063A
951-10819
Muffler Stud M8×36
Muffler Stud Assembly
Stud M6×110
1
710-04968
951-11054
731-07059
726-04101
951-11565
951-11892
751-11124
751-11123
951-11893
710-04902
951-11895
951-12000
951-12002
951-12003
951-12004
951-11894
710-04933
951-10668A
Bolt M6×16
2
Valve Cover
3
Breather Hose
Carburetor Insulator Gasket
Carburetor Insulator
Carburetor Gasket
Gasket, Cylinder Head
Push Rod
3a
4
Hose Clamp
Valve Cover Gasket
Rocker Arm Assembly
Nut, Pivot Locking
Adjusting Nut ,Valve
Rocker Arm
5
6
7
Tappet
8
Dowel Pin 10×16
9
Bolt, Pivot
Valve Kit
10
11
12
13
14
15
16
17
Push Rod Guide
Retainer, In.Valve Spring
Adjuster, Exh Valve
Retainer, Ex.Valve Spring
Valve Spring
Valve Kit
Valve Cover Kit
Cylinder Head Service Kit
(Incl Ref. 4,15,16 & 38)
Gasket Kit, External
(Incl Ref. 4,20,25,26,27,29 & 68)
Gasket Kit, Complete
(Incl Ref. 4,20,25,26,27,29,38,52,
53,62,66,68 & 70)
951-12120
951-12121
Intake Valve Seal
Bolt M8×55
Cylinder Head Assembly
(Incl Ref. 4,6-15,17,20,
25,26,38,42 & 43)
Spark Plug/F6Rtc
18
951-10292
49
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170-TU Air Cleaner
40
39
35
38
34
34
37
43
42
42
41
32
33
Ref. Part Number
Description
32
33
34
35
37
38
39
40
41
42
43
951-10806
712-04213
951-14068
951-14069
951-14070
750-05314
951-10794
951-14071
951-14072
951-14073
951-14074
Air Cleaner Housing
Nut
Self-Tapping Bolt M4.2×16
Carbon Canister
Silencer Plate
Rubber Shock Pad
Air Filter Assembly
Air Filter Cover
Primer Hose
Clamp
Exhaust Piping
50
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170-TU Carburetor
30
26
27
26
31
29
28
30
127 - Carburetor Kit - Major
Ref.
Ref.
Part Number
Description
Part Number
Description
j
n/a
Idle Speed Adjusting Screw
26
27
28
29
30
31
127
a
710-05101
951-11567
951-11568
951-11569A
951-12124
951-11571
951-12119A
951-11177
n/a
Stud M6×110
k
l
n/a
Mixture Screw
Carburetor Body
Float Pin
Carburetor Insulator Gasket
Carburetor Insulator
Carburetor Gasket
Carburetor Assembly
Carburetor Gasket Plate
Carburetor Kit - Major
Control Lever,Choke
Choke Shaft
n/a
m
n
o
p
q
r
n/a
n/a
Emulsion Tube
Needle Valve
n/a
n/a
Main Jet
n/a
Needle Valve Spring
Float
n/a
b
s
951-11589
n/a
Fuel Bowl Gasket
Fuel Bowl
c
n/a
Choke Plate
t
d
n/a
Throttle Shaft
u
v
w
x
951-11348
710-04945
951-11349
710-04938
Fuel Bowl Gasket
Fuel Bowl Mounting Bolt
Fuel Drain Plug Gasket
Fuel Drain Plug
e
n/a
Throttle Plate
f
n/a
Screw M3×5
g
736-04638
n/a
Lock Washer
h
Idle Jet Assembly
Gasket, Throttle Plate
i
n/a
51
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170-TU Crankshaft & Crankcase
70
70
72
70
70
70
65
70
66
62
71
63
70
69
67
64
62
68
125 - Gasket Kit - External
126 - Gasket Kit - Complete
130 - Complete Engine
61
60
59
58
73
56
57
51
50
77
74
74
54
52
53
51
55
54
52
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170-TU Crankshaft & Crankcase
Ref.
Ref.
Part Number
Description
Part Number
Description
67
68
69
70
71
72
73
715-04089
951-11371
951-12125
710-04932
951-11283
951-11578
951-12551
Dowel Pin 9×14
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
951-12111
951-11632
951-12007
951-11633
710-04915
951-11113
951-11573
951-11356
736-04461
951-11574
714-04074
951-11575
951-11369
951-12160
951-10307
951-11576
715-04092
Piston Ring Set
Crankcase Cover Gasket
Cover Comp, Left Crankcase
Bolt M8×32
Piston Pin Snap Ring
Piston
Piston Pin
Oil Plug
Bolt M6×12
Oil Seal, 25×41.25×6
Short Block
Air Shield
Connecting Rod Assembly
Governor Arm Shaft
Washer 5.2×1.9
Governor Seal
(Incl.6,22,27,28,44,46,47,
50-53,56-70,72-75)
Oil Drain Plug
74
951-12514
951-12126
951-12573
77
Oil Seal 25×41.25×6
Gasket Kit - External
(Incl.6,22,27-29,31)
Gasket Kit - Complete
(Incl.6,22,27-29,31,44,
58,59,68,72,75)
Cotter Pin
125
Camshaft Assy.
Radial Ball Bearing, 6205
Crankshaft Assembly
Woodruff Key
126
130
951-12572
Governor Gear/Shaft Assembly
Dowel Pin 7×14
952Z170-TU
Complete Engine
53
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170-TU Fuel Tank & Mounting
111
110
107
109
108
106
105
105
112
113
104
103
119
118
98
97
102
100
99
93
92
94
95
92
3
1
120
101
114
101
121
121
91
90
Ref. Part Number
Description
Ref. Part Number
Description
104 951-11914
Dipstick Decoration Cover
Bolt
1
710-04968
726-04101
951-11067
951-12131
710-05103
951-11585
951-10664
951-10665
951-11106
712-04212
710-04908
Bolt M6×16
105
106 710-04915
107 951-12482
710-04905
3
Breather Hose Clamp
Throttle Control Knob
Primer Bracket
Bolt M6×12
Bolt M6×12
90
91
92
93
94
95
97
98
99
Dipstick Assembly
O-Ring
108 951-11381
109 951-11913
Oil Fill Tube Assembly
O-Ring
Governor Spring
Throttle Linkage Spring
Throttle Linkage
Governor Arm
Nut M6
110
111
112
113
114
118
119
120
121
951-11904
951-11912
951-12535
951-14076
751-14139
951-14077
951-11933
951-10651
712-04212
Dipstick Guage
Cap Comp,Fuel
Tether
Primer Hose
Governor Arm Bolt
Fuel Line Kit
Fuel Tank Assembly
Fuel Level Indicator
Fuel Tank Nipple
Nut, M6
100 951-10650
101
102
103
951-11700
710-04915
951-14075
Fuel Hose Clamp
Bolt M6×12
Rollover Valve
54
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170-TU Flywheel & Blower Housing
122
76
75
123
79
78
84
84
88
82
79
86
83
87
89
80
88
81
87
88
87
84
84
Ref.
Ref.
Part Number
Description
Part Number
Description
84
710-04915
951-11583
736-04455
710-04974
951-12418
710-04918
951-11109
Bolt M6×12
75
76
78
79
80
81
82
83
951-11110
710-04940
951-10792
710-04919
951-10805
951-10934
951-10911
712-04209
Air Flow Shield
Bolt M6×10
86
Blower Housing
Washer
87
Ignition Coil Assembly
Bolt M6×25
88
Bolt M6×10
89
Recoil Starter
Bolt M6×20
Flywheel
122
123
Fan, Cooling
Blower Housing Shield
Pulley, Starter
Nut, Special, M14×1.5
55
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170-TU Cylinder Head
48
47
20
47
49
44
18
18
46
45
46
45
18
17
12
125 - Gasket Kit - External
126 - Gasket Kit - Complete
130 - Complete Engine
16
18
19
15
14
16
124
13
11
10
6
10
9
2
9
1
8
11
1
1
8
3
1
7
4
56
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170-TU Cylinder Head
Ref.
Ref.
Part Number
Description
Part Number
Description
Incl.4,15,16,38)
1
710-04968
951-11054
726-04101
731-07059
951-11565
951-11892
751-11124
751-11123
951-11893
710-04902
951-11895
951-12000
951-12002
951-12003
951-12004
951-11894
710-04933
951-10819
Bolt M6×16
951-10722A
Cylinder Head Assembly
(Incl.6,8-17,19,22,28,
29,44,48,49)
2
Valve Cover
3
Breather Hose Clamp
Exhaust Piping
4
20
951-10292
951-11572
951-10648
951-11899
715-04108
951-10647A
951-10647A
951-11063A
951-12573
Spark Plug/F6Rtc
Gasket, Cylinder Head
Push Rod Kit
6
Valve Cover Gasket
Rocker Arm Assembly
Nut, Pivot Locking
Adjusting Nut ,Valve
Rocker Arm
44
45
7
8
46
47
Tappet
9
Dowel Pin 10×16
Valve Kit
10
11
12
13
14
15
16
17
18
19
48
49
Bolt, Pivot
Valve Kit
Push Rod Guide
124
125
Valve Cover Kit
Gasket Kit - External
(Incl.6,22,27-29,31)
Gasket Kit - Complete
(Incl.6,22,27-29,31,44,
58,59,68,72,75)
Complete Engine
Retainer, In.Valve Spring
Adjuster, Exh Valve
Retainer, Ex.Valve Spring
Valve Spring
126
130
951-12572
Intake Valve Seal
Bolt M8×55
952Z170-TU
Cylinder Head Service Kit
57
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170-TU Muffler
24
23
22
25
21
21
Ref. Part Number
Description
21
22
23
24
25
951-14063
951-11289
712-04214
951-14067
951-12865
Stud M8×38
Exhaust Pipe Gasket
Nut, M8
Muffler Assembly
Secondary Air Valve
58
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Notes
59
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170-VU Air Cleaner
42
41
37
40
36
36
39
45
44
34
44
43
35
Ref. Part Number
Description
34
35
36
37
39
40
41
42
43
44
45
951-10806
712-04213
951-14068
951-14069
951-14070
750-05314
951-10794
951-14071
951-14072
951-14073
951-14074
Air Cleaner Housing
Nut
Self-Tapping Bolt M4.2×16
Carbon Canister
Silencer Plate
Rubber Shock Pad
Air Filter Assembly
Air Filter Cover
Primer Hose
Clamp
Exhaust Piping
60
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170-VU Carburetor
28
29
28
33
31
30
32
32
127 - Carburetor Kit - Major
Ref.
Ref.
Part Number
Description
Part Number
Description
i
n/a
Gasket, Throttle Plate
28
29
30
31
32
33
127
710-05101
951-11567
951-11568
951-11569A
951-12124
951-11571
951-12119A
Stud M6×110
j
n/a
Idle Speed Adjusting Screw
Mixture Screw
Carburetor Body
Float Pin
Carburetor Insulator Gasket
Carburetor Insulator
Carburetor Gasket
Carburetor Assembly
Carburetor Gasket Plate
Carburetor Kit - Major
(Incl.h,I,j,m,n,o,p,q,r,s,u,w)
Control Lever,Choke
Choke Shaft
k
l
n/a
n/a
m
n
o
p
q
r
n/a
n/a
Emulsion Tube
Needle Valve
n/a
n/a
Main Jet
n/a
Needle Valve Spring
Float
a
b
c
951-11177
n/a
n/a
s
951-11589
n/a
Fuel Bowl Gasket
Fuel Bowl
n/a
Choke Plate
t
d
e
f
n/a
Throttle Shaft
u
v
w
x
951-11348
710-04945
951-11349
710-04938
Fuel Bowl Gasket
Fuel Bowl Mounting Bolt
Fuel Drain Plug Gasket
Fuel Drain Plug
n/a
Throttle Plate
n/a
Screw M3×5
g
h
736-04638
n/a
Lock Washer
Idle Jet Assembly
61
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170-VU Crankshaft & Crankcase
72
74
72
72
72
72
72
73
67
68
64
65
72
69
71
66
64
70
129 - Gasket Kit - External
75
130 - Gasket Kit - Complete
131 - Complete Engine
63
62
61
60
59
58
53
52
77
76
76
54
55
53
56
57
56
62
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170-VU Crankshaft & Crankcase
Ref.
Ref.
Part Number
Description
Part Number
Description
69
70
71
72
73
74
75
715-04089
951-11371
951-12125
710-04932
951-11283
951-11578
951-12551
Dowel Pin 9×14
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
951-12111
951-11632
951-12007
951-11633
710-04915
951-11113
951-11573
951-11356
736-04461
951-11574
714-04074
951-11575
951-11369
951-12160
951-10307
951-11576
715-04092
Piston Ring Set
Crankcase Cover Gasket
Cover Comp, Left Crankcase
Bolt M8×32
Piston Pin Snap Ring
Piston
Piston Pin
Oil Plug
Bolt M6×12
Oil Seal, 25×41.25×6
Short Block
Air Shield
Connecting Rod Assembly
Governor Arm Shaft
Washer 5.2×1.9
Governor Seal
(Incl.6,22,29,30,46,48,49,
52,53,55,58-72,74-77)
Oil Drain Plug
76
951-12514
951-12126
951-12573
77
Oil Seal 25×41.25×6
Gasket Kit - External
(Incl.6,22,29-31,33)
Gasket Kit - Complete
(Incl.6,22,29-31,33,46,
60,61,70,74,77)
Cotter Pin
129
Camshaft Assy.
Radial Ball Bearing, 6205
Crankshaft Assembly
Woodruff Key
130
131
951-12572
Governor Gear/Shaft Assembly
Dowel Pin 7×14
952Z170-VU
Complete Engine
63
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170-VU Fuel Tank & Mounting
113
112
109
107
111
108
107
114
110
115
106
105
3
121
120
116
100
99
104
101
95
94
96
97
94
1
122
123
123
93
92
103
102
103
Ref. Part Number
Description
Ref. Part Number
Description
106 951-11914
Dipstick Decoration Cover
Bolt
1
710-04968
726-04101
951-11067
951-12131
710-05103
951-11585
951-10664
951-10665
951-11106
Bolt M6×16
107
710-04905
3
Breather Hose Clamp
Throttle Control Knob
Primer Bracket
Bolt M6×12
108 710-04915
109 951-12482
Bolt M6×12
92
93
94
95
96
97
99
Dipstick Assembly
Oil Fill Tube O-Ring
Oil Fill Tube Assembly
Oil Fill Tube O-Ring
Dipstick Guage
Cap Comp,Fuel
Tether
110
111
112
113
114
115
116
120
121
122
123
951-11381
951-11913
951-11904
951-11912
951-12535
951-14076
751-14139
951-14077
951-11933
951-10651
712-04212
Governor Spring
Throttle Linkage Spring
Throttle Linkage
Governor Arm
Nut M6
100 712-04212
Primer Line Kit
Fuel Tank Assembly
Fuel Level Indicator
Fuel Tank Nipple
Nut, M6
101
102
103
710-04908
951-10650
951-11700
Governor Arm Bolt
Fuel Line Kit
Fuel Hose Clamp
Bolt M6×12
104 710-04915
105 951-14075
Rollover Valve
64
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170-VU Flywheel & Blower Housing
124
79
78
125
81
80
86
89
86
90
81
84
88
85
91
82
83
90
89
90
89
86
86
Ref.
Ref.
Part Number
Description
Part Number
Description
86
710-04915
951-11583
736-04455
710-04974
951-12418
710-04918
951-11109
Bolt M6×12
78
79
80
81
82
83
84
85
951-11110
710-04940
951-10792
710-04919
951-10805
951-10934
951-10911
712-04209
Air Flow Shield
Bolt M6×10
88
Blower Housing
Washer
89
Ignition Coil Assembly
Bolt M6×25
90
Bolt M6×10
91
Recoil Starter
Bolt M6×20
Flywheel
124
125
Fan, Cooling
Blower Housing Shield
Pulley, Starter
Nut, Special, M14×1.5
65
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170-VU Cylinder Head
50
49
20
18
49
46
128 - Cylinder Head Service Kit
129 - Gasket Kit - External
51
48
18
47
48
130 - Gasket Kit - Complete
131 - Complete Engine
18
47
16
17
18
16
15
19
14
13
12
126
11
10
6
2
9
8
11
1
10
9
8
1
7
1
3
4
1
66
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170-VU Cylinder Head
Ref.
Ref.
Part Number
Description
Part Number
Description
(Incl6,8-17,19,22,29,
30,46,50,51)
1
710-04968
951-11054
726-04101
731-07059
951-11565
951-11892
751-11124
751-11123
951-11893
710-04902
951-11895
951-12000
951-12002
951-12003
951-12004
951-11894
710-04933
951-10722A
Bolt M6×16
2
Valve Cover
20
46
47
951-10292
951-11572
951-10648
951-11899
715-04108
951-10647A
951-10647A
951-11063A
951-10819
Spark Plug/F6Rtc
Gasket, Cylinder Head
Push Rod Kit
3
Breather Hose Clamp
Exhaust Piping
4
6
Valve Cover Gasket
Rocker Arm Assembly
Nut, Pivot Locking
Adjusting Nut ,Valve
Rocker Arm
48
49
Tappet
7
Dowel Pin 10×16
Valve Kit
8
50
51
9
Valve Kit
10
11
12
13
14
15
16
17
18
19
126
128
Valve Cover Kit
Cylinder Head Service Kit
(Incl.6,17,18,46)
Gasket Kit - External
(Incl.6,22,29-31,33)
Gasket Kit - Complete
(Incl.6,22,29-31,33,46,
60,61,70,74,77)
Bolt, Pivot
Push Rod Guide
Retainer, In.Valve Spring
Adjuster, Exh Valve
Retainer, Ex.Valve Spring
Valve Spring
129
130
951-12573
951-12572
Intake Valve Seal
Bolt M8×55
131
952Z170-VU
Complete Engine
Cylinder Head Assembly
67
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170-VU Muffler
24
25
26
23
22
27
21
21
Ref. Part Number
Description
21
22
23
24
25
26
27
951-14063
951-11289
712-04214
951-14067
951-14078
951-14079
951-12865
Stud M8×38
Exhaust Pipe Gasket
Nut, M8
Muffler Assembly
Exhaust Pipe Shield
Duct Bolt
Secondary Air Valve
68
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Notes
69
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70
Notes
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Notes
71
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To order replacement parts or locate your nearest service dealer call Customer Support at (800) 828-5500.
TROY-BILT LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136-0019
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