The Cbx1000 Supersport 1981 (b) General Export / Mph Gasket Kit A consists of ten pieces with the Gasket Kit A being the most expensive.
On this parts fiche the Seal,valve Stem is the most specified component.
A sample from the products for the Gasket Kit A include: O Ring, 20m/m, O Ring,69.8x2.0, Seal,valve Stem, Pkg,head Cover (nas).