The Bolt(9x95) is the most widely applied product in the GSXR750 2006 (K6) USA (E03) CRANKCASE ( nine times ).
The Crankcase is made up of components including this Crankcase Set which is the most expensive.
The most reasonably priced component used on the Gsxr750 2006 (k6) Usa (e03) Crankcase is the Gasket(8.2x14x1) (nas).