On this parts fiche the Cotter,valve is the most specified component.
Parts such as the Camshaft/valve: Spg,in Valve, Shim,tappet (1.40, Shim,tappet (2.25, Shim,tappet (2.00 are included in the Cb600f Hornet 2008 (8) European Direct Sales Camshaft/valve parts fiche.
The most expensive part in this assembly is the Cam Shaft Comp,in.