The Bolt,flnage,6x35 is the cheapest item from this partsfiche.
Parts such as the Thermostat: Case Comp.,thermo, Band,water Hose, Clamp,hose,3037, Thermostat are included in the Cbr1000rr 2009 (9) England / Type 5 Mkh Rep Thermostat parts fiche.
The Thermostat is made up of components including this Joint,water which is the most expensive.