With a quantity of six pieces, the Bolt,flange,6x45 is the most used part in the CYLINDER HEAD COVER / POINTS / ADVANCER diagram.
The lowest price component in this Cylinder Head Cover / Points / Advancer parts-list fiche is the Washer,plain, 6mm.
Some items from this specific schematic: Bolt,flange,8x50, Breaker R Contact, Coller,tacho.gear, Cover,head.