Parts you need:
Pre 86 Porsche 944 or 924 Turbo hubs.
Discs - available new from Euro or GSF.
Calipers - choose from 944, 944 Turbo, Wilwood or 911 / Boxster.
An adapter kit for the calipers.
I would suggest using Boxster calipers. They are good calipers readily available used not requiring...