I'm just guessing it'll follow on the heels of the GTR. I doubt Nissan really wants 2 sports cars on the market at the same time.....unless the price point is MUCH MUCH less than the GTR (Neon SRT4 vs Viper price point difference).
"The 300ZX Turbo is a dance; it's a song; it's rolling, roaring automotive art. There is no color that doesn't suit it. There is no mood-lifting chemical substance it can't replace." - Automobile Magazine