Some items from this specific schematic: Bolt, Flange,6x12, Orifice,8mm, Block Comp.cyln., Washer,10mm.
The lowest price component in this Cylinder Block parts-list fiche is the Screw,tapping 4x8.
With all the components that make up the CX500 1978 ENGLAND CYLINDER BLOCK assembly. The Bolt,flange,8x25 is the most frequently specified with seven applications.