The most reasonably priced component used on the Gsxr1000 2001 (k1) Usa (e03) Oil Cooler is the Spacer(6.5x10x10).
thirteen components are shown in this Gsxr1000 2001 (k1) Usa (e03) Oil Cooler exploded diagram.
Some items from this specific schematic: O Ring(d:2.4,id:11.8), Hose Comp,oil, Cooler Assy,oi, Cushion.