The component with the lowest price in the CENTER COVER schematic is the Rub,fender Cush..
The Honda CENTER COVER has four products enlisted in the schematic.
Parts such as the Center Cover: Cover,cent*nh138*, Rub,fender Cush., Bolt Flange 6x20, Nut,spring,m5 are included in the Ez90 1991 (m) Usa Center Cover parts fiche.