Still cannot find and get any first hand proof of a C7 Z06 in fact overheating and going into a limp mode.
I have asked at least 25 C7 Z06 owners and not one having a coolant overheating problem, on street or tracking

Here teammate Bob B in the summer heat of Florida reports, normal coolant temps even when pushing the supercharger

Attached Files 17Z06temp.jpg

Team ZR-1
True Custom Performance Tuning