Parts such as the Crankshaft Balancer: Washer(12x50x3), Spring, Gear,crank Balancer Drive, Pin are included in the Gs450t 1982 (z) Usa (e03) Crankshaft Balancer parts fiche.
The lowest price component in this Crankshaft Balancer parts-list fiche is the Spring.
The twelve Gs450t 1982 (z) Usa (e03) Crankshaft Balancer component parts are all listed in this schematic.