Some items from this specific schematic: Shim,t=2.15, Valve-intake, Shim,t=2.00, Shaft-rocker,intake.
forty components are shown in this Zr1200-a4h Zrx1200r 2004 Europe,middle East,africa,uk,fr Valve(s) exploded diagram.
The most expensive part in this assembly is the Arm-rocker.