Parts such as the Oil Pump: Breezer, Oil Level Gauge Assy, Seat, Emblem, Clip, Pipe 6162435600 are included in the 40sn 40ln 40esn 40eln 1984 Oil Pump parts fiche.
The Oil Pump is made up of components including this Oil Level Warning Lamp which is the most expensive.
Check out any of the forty Oil Pump components enlisted.