The Camshaft - Valve is made up of components including this Camshaft which is the most expensive.
In this schematic the "Cotter,valve" is used most often.
Parts such as the Camshaft - Valve: Seal,valve Stem, Arm,valve Rocker, Screw,tapet, Washer, 6x17 are included in the Cb550k3 Four General Export Mph Camshaft - Valve parts fiche.