The lowest price component in this Clutch ('76-'80) parts-list fiche is the Ball-steel,3/8.
Some items from this specific schematic: Bearing,n Rc121610, Nut,6mm, Housing-clutch, Collar.
The Ball-steel,3/8 is the most widely applied product in the KV75A8 1979 CLUTCH ('76-'80) ( sixteen times ).