Some items from this specific schematic: Bolt-flanged,6x25, Nut,flanged,6mm, Grommet,switch Oil Co, Bolt.
With a quantity of four pieces, the Gasket,14x19.5x1.4 (nas) is the most used part in the Oil Cooler(B1) diagram.
The Oil Cooler(b1) is made up of components including this Fan-assy which is the most expensive.