Some items from this specific schematic: Bolt,flange,6x25, Cover,thermostat, Clamp,water Pipe, Water Pipe,upper.
In this schematic the "Bolt,flange,6x25" is used most often.
This Thermostat - Water Pipe diagram displays the required parts for the Cx500c Custom 1981 (b) Germany / 27ps Thermostat - Water Pipe.