The Cx500 1981 (b) European Direct Sales Oil Pump - Primary Drive Gear consists of twenty-one pieces with the Pump Assy.,oil being the most expensive.
With a quantity of two pieces, the Pin,knock is the most used part in the OIL PUMP - PRIMARY DRIVE GEAR diagram.
The Bolt,hex 6x8 is the lowest priced item on this Oil Pump - Primary Drive Gear schematic.