The Washer-spring,4mm is the lowest priced item on this Carburetor schematic.
forty-one components are listed in the schematic for this Kdx80-b3 Kdx80 1983 Usa Canada Carburetor .
Some items from this specific schematic: Nut-cable Adjust Lock, Plunger,starter, Clamp, Gasket,float Chamber (nas).