I think you can still pick them up on bike bandit:
http://houseofmotorcycles.bikebandit...EED+TRIPLE.asp
They do look to be expensive, but just under 600 bucks if you just need the instruments and have the housings (900 if you need everything).
Good luck working on her; she isn't too hard to work on. Getting at the spark plugs is about as hard as it gets. That dam frame tube...