With all the components that make up the CRF250R 2004 (4) AUSTRALIA GASKET KIT B assembly. The Wash,sealing,7mm is the most frequently specified with two applications.
Some items from this specific schematic: O-ring,27x2, Gasket Sheet Kit (nas), Gasket,crankcase (nas), Gasket,water Pump.
The Gasket Kit B assembly is constructed from several parts from which the Gasket Sheet Kit (nas) is the most expensive.