On this parts fiche the Fuse(10a) is the most specified component.
Parts such as the Electrical: Bolt, Upper, Cable,starting Motor, Cap Assy,spark Plug, Nut 6mm are included in the Gs650g 1981 (x) (e01 E02 E04 E06 E16 E18 E21 E22 E24 E39) Electrical parts fiche.