Indeed, Autosprint has now uncovered a video (above) that depicts the odd mid-corner sound of Vettel's car in Singapore. Sebastian Vettel on race … If anyone has heard the sound, and I have, I must say it sounds like either TC or a weird type of blown diffuser – quite hollow sounding (ie like gas expanding in a chamber) for about 1 -2 seconds max as the power is applied. As someone else has … w w w . racecar-engineering . com / cars / red-bull-rb9 /. coefficientf1 1 … …

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Is clever engine mapping on his Red Bull the secret to Vettel's …