nine components are listed in the schematic for this Crf50f 2009 (9) Japan Ae03-190 (jdm) E-8 .
Some items from this specific schematic: Screw,pan 6x22, Gskt,pump Body (nas), Pivot,oil Pump, Oil Pump Assy.
The E-8 is made up of components including this Oil Pump Assy which is the most expensive.