Parts such as the Breather Body/oil Pan: Valve-assy-relief, Plug,oil Drain,12x15, Bolt-flanged, Ring-o,6mm are included in the En400a2 Vulcan 1986 Canada / Liquid Cooled Breather Body/oil Pan parts fiche.
Check out any of the eleven Breather Body/oil Pan components enlisted.
The most reasonably priced component used on the En400a2 Vulcan 1986 Canada / Liquid Cooled Breather Body/oil Pan is the Gasket,drain Plug Bol (nas).