Your old car seems to have fallen off the radar again, Dorian.
Yup, certainly I became aware of some issues whereby people after me hadn't treated it as they should in terms of maintenance - that's also worth noting that you need to really do your research or be prepared to pay high prices for hard-to-find 350Z professional shops in this area
...and the cost doesn't stop after the build. IIRC the service schedule, or at least oil changes, will be more frequent. And then there's insurance...