MTD 663 manual Models 643

Models 643 & 663

Ref.	Part No.	Part Description
No.
1.	710-1652	Hex Washer Screw 1/4-20 x .625
2.	731-1324	Belt Cover
3.	732-0710	Extension Spring
4.	710-0627	Hex Screw 5/16-24 x .75
5.	710-3005	Hex Cap Screw 3/8-16 x 1.25
6.	05896A	Drive Clutch Idler Bracket
7.	748-0234	Shoulder Spacer
8.	756-0987	Pulley Half
9.	754-0346	V-Belt
10.	756-0986	Pulley Half
11.	736-0270	Bell Washer
12.	710-0230	Hex Cap Screw 1/4-28 x .50
13.	756-0313	Flat Idler
14.	710-1245B	Lock Hex Cap Screw 5/16-24
15.	712-0181	Lock Jam Nut 3/8-16
16.	756-0569	Pulley Half
17.	736-0242	Bell Washer
18.	736-0505	Flat Washer
19.	754-0430B	Belt
20.	756-0967	Auger Pulley
21.	736-0247	Flat Washer 3/8 x 1.25 OD
22.	736-0331	Bell Washer
23.	710-0696	Hex Cap Screw 3/8-24
24.	748-0360	Adapter Pulley
25.	710-0654A	Hex Screw 3/8-16 x 1.0
26.	629-0071	Extension Cord
27.	OEM-390-987	Electric Start Kit
28.	712-0324	Lock Nut, 1/4-20
29.	736-0173	Flat Washer, .28 x .74 x .063
30.	732-0705	Cable Guide
31.	738-0830	Axle 16”
32.	734-1712A	Wheel Ass’y Comp 16.5” x 4.8”
33.	734-1525	Tire 16.0” x 6.50” x 8.0”
34.	734-0255	Tubeless Air Valve
35.	734-1711A	Rim Assembly
36.	629-0059	Upper Harness Assembly

23