The Sound! - 6SpeedOnline - Porsche Forum and Luxury Car Resource

Dec 2, 2007 | 09:56 PM

Simon Tibbett

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Simon Tibbett is infamous around these parts

The Sound!

http://youtube.com/watch?v=UsMQRRVPmDw

Is the whistle psshhh sound the BOV or something else? Is there a company today that makes a similar sounding one? Why do all the old IMSA cars sound so mean and the Group B rally cars?

Dec 2, 2007 | 10:03 PM

ol'school

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ol'school is infamous around these parts

I believe it's the blow off valve.

Dec 6, 2007 | 04:35 PM

ivory8

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^----+1 blow off valve

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