The Yamaha OIL PUMP has twenty-eight products enlisted in the schematic.
The lowest price component in this Oil Pump parts-list fiche is the Clamp (6e5).
Parts such as the Oil Pump: Screw, Washer, Plate(6r3), Lever, Gasket, Breather Bolt (nas) are included in the 225trv (v6-std 2.6l) 1997 Oil Pump parts fiche.