Parts such as the Clutch: Spring, Compression (1m1), Ball (1m1), Brg,cyl-cal Roller 10g Ky, Plate, Thrust are included in the Dt400 1977 Usa Canada Clutch parts fiche.
The most reasonably priced component used on the Dt400 1977 Usa Canada Clutch is the Ybs67-8 Washer, Spring.
The twenty-seven Dt400 1977 Usa Canada Clutch component parts are all listed in this schematic.
