Some items from this specific schematic: Screw,float Valve, Cap,pilot Air Screw, Pin,float, Screw-pan-wsp-cros.
This Valve,vacuum is the most expensive of the items that make up this Carburetor Parts(zx550-a1/a2/a3) assembly.
The Kawasaki CARBURETOR PARTS(ZX550-A1/A2/A3) has thirty products enlisted in the schematic.