The thirty-three Z50r 1988 (j) Usa Crankcase component parts are all listed in this schematic.
A sample from the products for the Crankcase include: Bolt,flange,6x60, Packing, Cock, Pump Assy.,oil, Cover,oil Pump.
The Bolt,flange,6x65 is the most widely applied product in the Z50R 1988 (J) USA CRANKCASE ( four times ).