A sample from the products for the Gasket Kit A include: Gasket,head Cover (nas), Wash,sealing,6mm, Gasket,ex.pipe (nas), Seal Ring.
The eleven Crf250r 2005 (5) Usa Gasket Kit A component parts are all listed in this schematic.
Of all the components used in this assembly the Gasket Sheet Kit (nas) is the most expensive.