had some more time to check things out:
in setup menu, the original GTL vette had adjustable top RPM from 6800-7400
this only gives adjustable top RPM from 6600-6850
which has a huge effect on speed, acceleration, setup etc
in setup menu, the original GTL vette had adjustable top RPM from 6800-7400
this only gives adjustable top RPM from 6600-6850
which has a huge effect on speed, acceleration, setup etc