- 04 Oct 13, 14:36#375243
The different engine sound could come from the timing of downshifts for the corner and the stepping on it in the middle of it, i.e., untimely early on...
Le coeur a ses raisons que la raison ne connaît point. 
Through control of the flow of air around the bottom part of the sidepods to create a coanda effect pulling the exhaust gasses down along with it and getting more air exiting through the diffuser creating more down force because of the lower pressure.
This effect they said is optimum at 50 to 60 miles per hour.
Which I agree with entirely, but it doesn't explain the entirely different sound of Vettel's engine when compared to all other Renault powered cars.
The different engine sound could come from the timing of downshifts for the corner and the stepping on it in the middle of it, i.e., untimely early on...

