Parts such as the Water Valve-duct: Grom Heater Pipe, Clamp, Water Hose 21, Valve Assy Water, Clamp 24mm-35mm are included in the Civic 1993 (p) 4dr Lx (ka,kl) Water Valve-duct parts fiche.
Of all the components used in this assembly the Valve Assy Water is the most expensive.
The Nut,flange,6mm is the lowest priced item on this Water Valve-duct schematic.