MTD 643 User Manual
Page 19
19
Models 643 & 663
Ref.
No.
Part No.
Part Description
1.
684-0008A
Shift Arm Assembly
2.
710-0458
Carriage Bolt 5/16-18 x 1.75”
3.
710-0449
Carriage Bolt 5/16-18 x 2.25”
4.
710-0788
TT Screw 1/4-20 x 1”
5.
712-0429
Hex Lock Nut 5/16-18
6.
746-0778
Z Fitting Cable
7.
710-1880
Hex Screw 5/16-18 x .75”
8.
711-0677
Ferrule
9.
747-0697
Eyebolt
735-0234
Grommet Only
10.
712-3068
Hex Nut 5/16-18
11.
714-0104
Cotter Pin
12.
720-0284
Handle Knob
13.
720-0274
Grip
14.
736-0242
Belleville Washer
15.
736-0275
Flat Washer
16.
736-0451
Saddle Washer
17.
747-0620A
Shift Rod: Upper
18.
747-0621
Shift Rod: Lower
19.
749-0951
Lower Handle
20.
749-0952A
Upper Handle: L Style RH
21.
749-0953A
Upper Handle: L Style LH
22.
750-0963
Connector: Shift Rod
23.
784-5647
Chute Crank Bracket
24.
736-0509
Washer .72 OD x .135 ID
25.
710-0262
Carriage Bolt: 5/16-18 x 1.5”
26.
710-0451
Carriage Bolt: 5.16-18 x .750”
27.
710-0599
TT Screw: 1/4-20 x 0.5”
28.
712-3010
Hex Nut 5/16-18
30.
732-0746
Torsion Spring
31.
710-0276
Carriage Screws 5/16-18 x 1.0
32.
735-0199A
Rubber Bumper
35.
712-3027
Hex Flange Lock Nut
38.
731-0851A
Chute Flange Keeper
39.
731-1300B
Lower Chute
40.
710-3015
Hex Cap Screw 1/4-20 x .75
41.
731-0921
Upper Chute
43.
736-0159
5/16 Washer
47.
746-0901
Control Cable
48.
741-0475
Plastic Bushing
49.
736-0159
5/16 Washer
53.
684-0036A
Handle Assembly RH
54.
684-0037B
Handle Assembly LH
55.
710-1003
Special Hex Screw
56.
712-0271
Hex Sems Nut: 1/4-20
57.
712-0693
Hex Nut
59.
720-0232
Shift Knob
60.
725-1672
Lamp Housing
63.
725-1658
Halogen Lamp: 50W, 12V
64.
726-0152
Mounting Clamp
65.
731-04144
Handle Panel
67.
747-1136
Headlight Retainer
68.
714-0507
Cotter Pin: 3/32 x .75
69.
747-0877
Cam Rod
70.
784-5680
RH Handle Support Bracket
71.
784-5679
LH Handle Support Bracket
72.
748-0362
Cam Handle Lock
73.
748-0363
Handle Lock Pawl
74.
732-0145
Compression Spring: .36 x 1.0
75.
710-0459A
Hex Cap Screw: 3/8-24 x 1.5
76.
784-5619A
Shift Handle
77.
712-0116
Jam Nut, 3/8-24
78.
732-0193
Comp. Spring: .39 x .6 x .88
79.
736-0105
Bell Washer
80.
784-5682
RH Handle Support Bracket
81.
784-5681
LH Handle Support Bracket
82.
711-0653
Clevis Pin
83.
684-0103
Handle Panel
Ref.
No.
Part No.
Part Description