Some items from this specific schematic: Tensioner Assy, Cam Chain, Nut (22f), Shaft, Rocker 2, Gasket 256113960000 (nas).
Of all the components that make up this Valve the Bolt, Hexagon (22f) has the lowest price.
The sub assemblies and components that make up this Valve include this Camshaft Assy 1, the most expensive part.