charlie
It sounds like you have a original manual steering setup as I had. Power steering needs a few mods to have discs on the front, I used Ford XF steering box, steering shaft to suit, Ford XY rotors, Holden VK Calipers, Holden LH torana Booster & Master Cylinder, Tie rods etc to suit, ABS brake hoses, adapter for caliper setup from Mustangs of Melbourne.
I would suggest you also speak with someone like the above for further direction before you set off.
XF box $100
Booster & master $350
Brakes $300
Hoses $70
Shaft $50
Tie Rods $100
Curtis