Some items from this specific schematic: Nut,flange,6mm, Cap Assy.,plug, Coil,l.ignition, Clamp,harnnes.
On this parts fiche the Band A2 Wire is the most specified component.
This part-list fiche shows all the components that make up the Cx500c Custom 1981 (b) Canada Wire Harness - Ignition Coil .