I compared these 2 calipers.
Here is the link:
http://www.zilvia.net/f/showthread.p...n+Question+end
You will only be able to get blanks from Japan or you can try 3000gt rotors or is300 rotors, but the hub openings will be different.
Your best bet it Courtesyparts.com. Or you can call superiornissanmotorsports to beat their price or vice versa.
AIM- carlos1184
Wishing you all the best,
Carlos Doria