The Water Pump-thermostat is made up of components including this Pump Comp, Water which is the most expensive.
The twenty-three Civic 2000 (y) 4dr Dx (ka) Water Pump-thermostat component parts are all listed in this schematic.
Some items from this specific schematic: O-ring, W/pump, Rub, Thermo Mtg ., O-ring,17.8x1.4, Bolt Flange 6x30.