Some items from this specific schematic: Shim,tappet (2.07, Shim,tappet (1.70, Lifter,valve, Shim,tappet (2.10.
The most expensive part in this assembly is the Cam Shaft Comp,in.
Of all the components that make up this Camshaft/valve the Seat,exh Valve Sp has the lowest price.