thirty-seven components are listed in the schematic for this Vl1500b Intruder 2000 (y) Usa (e03) Camshaft/valve .
On this parts fiche the Cotter,valve is the most specified component.
Some items from this specific schematic: Seal,oil(7x14.4x9), Pin, Retainer,valve Spring, Chamber,valve Lash Adjuster.