It's been running, it was just burning oil down by the driver's side turbo. I've determined that it was simply residual oil from when I worked on it, because it hasn't smoked since then. I'll be repairing the GT2530 soon so that I can install those again.
Putting eBay "performance" parts on your Nissan 300ZX is like putting Pep Boys wheels on your Cadillac Escalade... even people on welfare know better.