A sample from the products for the Cylinder Head Cover include: Bolt Flang 6x20, Cap,tap.adj.hole, O-ring 62.4x2.5, Cover,fr.cylinder.
In this schematic the "Bolt,flange 6x30" is used most often.
The component with the lowest price in the CYLINDER HEAD COVER schematic is the Bolt Flang 6x20.