This Cam Shaft Exh is the most expensive of the items that make up this Camshaft/valve assembly.
Some items from this specific schematic: Valve,exhaust, Seat,vlv,spg,out., Screw,tappet Adjg, Cotter,valve.
The Nut Tappet Adjg is the lowest priced item on this Camshaft/valve schematic.