On this parts fiche the Bolt-washer, 4x20 is the most specified component.
Some items from this specific schematic: Cap,packing, Screw-washer,4x8, Housing Comp,dist, Coupling Set.
The Civic 1988 (j) 4dr Lx (ka,kl) Distributor consists of sixteen pieces with the Distributor Assy. being the most expensive.