The most expensive part in this assembly is the Water Pump Repair Kit.
Parts such as the Repair Kit 2: Gasket,water Pump 1 (nas), Gasket (nas), Key, Woodruff (697), Outer Plate, Cartridge are included in the E48mhv 1997 Repair Kit 2 parts fiche.
The most reasonably priced component used on the E48mhv 1997 Repair Kit 2 is the Gasket (nas).