This hose leaves from the 4 port bleeder housing (left lower port) on the firewall, runs along the left side of the motor, and attaches to the upper feed port on the water pump/thermostat housing...

You can buy this gasket separately here, but if you are buying a water pump for your 1.9, this gasket does come with the water pump. Ref ID: 025121043A Shop by Diagram Hover over the icon and click...

This hose leaves from the 4 port bleeder housing (left lower port) on the firewall, runs along the left side of the motor, and attaches to the upper feed port on the water pump/thermostat housing...

This is the lower thermostat housing guard plate for 1.9ltr wbx motors. Fits 1983-85 1.9L watercooled vans. Please click here for the lower housing.  Ref ID: 025121148 Shop by Diagram Hover over...

Upper portion of the coolant thermostat housing for 1983-85 Vanagons with the 1.9L watercooled engine. Please click here for the lower housing and guard, o