New Nascar Gen6 have more changes than I thought. I've not been paying enough attention.
Check out this 2014 Mercedes F1 engine
"The engines are going to be loud but, I think, sweet-sounding," he said. "The frequency will be higher and, with the turbocharger running at 125,000rpm, they will be loud. When you are stood next to it on the dyno it is not quiet and you need ear defenders.