The component with the lowest price in the CRANKSHAFT/PISTON(S) schematic is the Circlip,piston Pin.
On this parts fiche the Nut,flanged,8mm is the most specified component.
Parts such as the Crankshaft/piston(s): Bushing,crank #2, Bushing,crank #1,b, Crankshaft-comp,no Ma, Bushing,crank Pin,bro are included in the Zx1000c1 Ninja Zx10r 2004 Usa California Canada Crankshaft/piston(s) parts fiche.