Those haven't been made for 40 years. Replace it with a new 400V can for the 40/80/100uF,
plus a separate 100uF 50V part.
This one could give 40-40-100 @ 400V by paralleling two of the 40 sections.
.https://www.cedist.com/products/capacitor-ce-mfg-400-v-60404040-f