The most reasonably priced component used on the Nsr125r 1989 (k) Italy / Kph Oil Pump is the Clamper B,tube.
The sub assemblies and components that make up this Oil Pump include this Pump Assy.,oil, the most expensive part.
With a quantity of four pieces, the Bolt,flange,6x22 is the most used part in the OIL PUMP diagram.