Formula One engine manufacturers believe there is a limit to what they can do to improve the sound of the new power-units, they said ahead of meetings aimed at exploring ways to make the sport louder. Critics have hit out against the switch to smaller, more efficient turbocharged power-units as these new engines, packed with hybrid energy recovery systems, are quieter than the screaming V8s used until last year. World champion Sebastian Vettel has attacked the new sound and the governing International Automobile Federation is conducting a study into making the engines louder. The first meetings that will kick off the process were scheduled to take place on Friday, engine manufacturers...
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