The component with the lowest price in the RIGHT COVER - ADVANCER schematic is the Bolt,flange,6x35.
Parts such as the Right Cover - Advancer: O,ring.24mm, Cam,lifter.clutch, Lever Comp,clutch, Bolt,clutch Adj. are included in the Cbx1000 Supersport 1982 (c) General Export / Mph Right Cover - Advancer parts fiche.
On this parts fiche the Bolt,flange,6x35 is the most specified component.