On this parts fiche the Clamp, Water Hose 21 is the most specified component.
The Civic 1994 (r) 3dr Si Abs (ka,kl) Water Valve consists of eight pieces with the Valve Assy Water being the most expensive.
Some items from this specific schematic: Clamp 24mm-35mm, Hose A Water In, Hose A Water In, Nut,flange,6mm.