The most expensive part in this assembly is the Washer O-ring Kit.
Parts such as the Gasket Kit B: O-ring,3.2x1.1, O-ring, 62.4x3.1, Washer,neutral, O-ring,14.8x2.2 are included in the Cbr900rr Fireblade 2002 (2) England Gasket Kit B parts fiche.
Check out any of the seventeen Gasket Kit B components enlisted.
