Parts such as the Electrical: Rectifier Assy, Cover,starter Relay, Cap Assy,spark Plug, Cover,spark Plug Cap are included in the Lt-a700x King Quad 2005 (k5) Usa (e03) Kingquad King-quad Electrical parts fiche.
This Control Unit,f is the most expensive of the items that make up this Electrical assembly.
On this parts fiche the Fuse(30a) is the most specified component.