The Cylinder Head Cover is made up of components including this Gasket Set (mca) which is the most expensive.
Some items from this specific schematic: Plate,tach Drive Gear Sleeve, Gasket,cyl Head Cover (nas), Plug,tach Gear Sleeve Hole, Seal,tachometer Driven.
On this parts fiche the Bolt(7x5.5) is the most specified component.