The Dowel,pin,10x16 is the lowest priced item on this Alternator Cover schematic.
Parts such as the Alternator Cover: Dowel,pin,10x16, Bolt,flange,nshf,, Cover,acg, Gasket,acg Cover (nas) are included in the Cbr900rr 1997 (v) Usa California Alternator Cover parts fiche.
Of all the components used in this assembly the Cover,acg is the most expensive.