A sample from the products for the Crankcase include: Plug(12x20), O Ring(d:1.9,id:12.6), Bolt, O Ring(d:1.2,id:4).
The Crankcase is made up of components including this 11301-20882 which is the most expensive.
The forty Sv650a 2003 (k3) Usa (e03) Crankcase component parts are all listed in this schematic.