This schematic depicts all components used in the Cx500c Custom 1981 (b) France Camshaft - Lower Rocker Arm partslist.
The most reasonably priced component used on the Cx500c Custom 1981 (b) France Camshaft - Lower Rocker Arm is the Roller,5x8.5.
The Camshaft - Lower Rocker Arm assembly is constructed from several parts from which the Camshaft Comp. is the most expensive.