The most reasonably priced component used on the Gs750ec 1979 (n) Usa (e03) Turn Signal Lamp (gs750 is the Bolt.
The twenty-five Gs750ec 1979 (n) Usa (e03) Turn Signal Lamp (gs750 component parts are all listed in this schematic.
With a quantity of four pieces, the Bolt is the most used part in the TURN SIGNAL LAMP (GS750 diagram.