Welcome- this scraping is most likely the tranny mount, which sticks downward a bit. You can look at it when the car is jacked up and supported. See if there's any scrape marks on it to know for sure.
This is an older thread, you may not receive a response, and could
be reviving an old thread. Please consider creating a new thread.
Nissan 350Z / 370Z Tech Forums
A forum community dedicated to Nissan 350Z / 370Z and Infiniti G35 / G37 owners and enthusiasts. Come join the discussion about performance, modifications, troubleshooting, exhaust, turbos, maintenance, and more!