Parts such as the E-5: Thermostat Assy, Gasket,water Pump, Rubber,seal, Magnet Comp,outer are included in the Nps50 Zoomr 2002 (2) Japan Af58-110 E-5 parts fiche.
The component with the lowest price in the E-5 schematic is the Clamp D 8.5 Tube.
The Honda E-5 has twenty-two products enlisted in the schematic.