Of all the components used in this assembly the Gasket Set (nas) is the most expensive.
On this parts fiche the Washer,cyl Head Cover is the most specified component.
Some items from this specific schematic: Gasket,generator Cover (nas), O Ring(d:2.6,id:67.1), Gasket,clutch Cover (nas), Gasket,cyl Head Cover No.1 (nas).