The most reasonably priced component used on the Gsxr750 1989 (k) Usa (e03) Oil Pan (model L) is the Gasket(5.8x11x1.2) (nas).
Some items from this specific schematic: Bolt, Strainer,engine Oil, Protector,oil Strainer, Gasket,oil Pan (nas).
This part-list fiche shows all the components that make up the Gsxr750 1989 (k) Usa (e03) Oil Pan (model L) .