The Bolt,flange,6x12 is the lowest priced item on this Engine Cover(s) schematic.
The most expensive part in this assembly is the Cover-clutch.
Parts such as the Engine Cover(s): Bolt,flange,6x12, Plate, Damper, Gasket, 10,5x16x1 (nas) are included in the En500c7 Vulcan500ltd 2002 Usa California Canada Engine Cover(s) parts fiche.