To discover exactly which parts you require use the on-line schematic exploded diagram - it will even give you some idea of where and how to fit those new parts.
sixty-six Kawasaki EX500B5 GPZ500S 1992 EUROPE FR FG GR IT NR SP parts fiche schematic pages.
EX500B5 GPZ500S 1992 EUROPE FR FG GR IT NR SP section with sixty-six Other schematic pages.