Parts such as the Electrical 2: Flasher Relay Assy, Gasket, Fuel Meter (nas), Wire, Earth Lead, Sender Unit Assy, Fuel Meter are included in the Xs1100 1980 3x0 Europe 293x0-300e1 Electrical 2 parts fiche.
On this parts fiche the Bolt, Flange (2h7) is the most specified component.
The Yamaha ELECTRICAL 2 has thirty-six products enlisted in the schematic.
