Of all the components used in this assembly the Crankshaft Comp. is the most expensive.
A sample from the products for the Crankshaft / Piston - Chart include: Crankshaft Comp., Rod Conp.c,conn., Brg.c,crank Green, Connrod Assy.
The most reasonably priced component used on the Cb650 1980 (a) Usa Crankshaft / Piston - Chart is the Clip,piston Pin.