The Headlight assembly is constructed from several parts from which the Unit,head Light L is the most expensive.
This schematic depicts all components used in the Civic 1998 (w) 4dr Gx (ka) Headlight partslist.
A sample from the products for the Headlight include: Socket Bulb 3p, Unit,head Light R, Bolt Wash 6x16, Bulb (12v43/3cp).