The Crankshaft assembly is constructed from several parts from which the Crankshaft Comp. is the most expensive.
On this parts fiche the Clip.piston Pin is the most specified component.
Parts such as the Crankshaft: Piston (0.50), Washer,23mm, Piston, Piston are included in the Xl250r 1983 (d) Usa Crankshaft parts fiche.