The most expensive part in this assembly is the Ignitor.
This part-list fiche shows all the components that make up the Gsxr750 1991 (m) (e01 E02 E04 E15 16 17 18 21 22 24 25 34 39 53) Signal Generator .
Some items from this specific schematic: Clamp(l:125), Screw, Bolt, Rotor,signal.