Some items from this specific schematic: Rotor, B. Inner, Dowel,pin,4x6.5, O-ring 17x2.5, Packing,oil Pump (mca).
The most reasonably priced component used on the Gl1200a Goldwing Aspencade 1986 (g) Usa California Oil Pump is the Screw,cross 5x12.
The sub assemblies and components that make up this Oil Pump include this Pump Assy,oil, the most expensive part.