twenty components are shown in this Wr250z 1998 5en1 Italy 285en-100e1b Crankcase Cover 1 exploded diagram.
In this schematic the "Bolt, Small Flange" is used most often.
Parts such as the Crankcase Cover 1: Bolt, Small Flange, Bolt, Small Flange, Cover, Crankcase 3, Gasket 256113960000 (nas) are included in the Wr250z 1998 5en1 Italy 285en-100e1b Crankcase Cover 1 parts fiche.