The lowest price component in this Cylinder Head Cover - Vt1100c parts-list fiche is the Bolt,flange,6x22.
Some items from this specific schematic: Cover Comp.,rr.ca, Cover Comp.,tappe, Gasket Camchain C (nas), Wash,sealing,8mm.
Of all the components used in this assembly the Cover Comp.,rr.ca is the most expensive.