turbo sound

[jlat]

hello turbo heads; I saw a BMW M3 on the TV show Pass Time (it's an old show) set up for the drags. You've probably seen it but did you here that turbo whine? It's sound is differant as if it was spooling faster. Give it look at at tell what you think.
IBBY

 

[TexasT]

Link?

 

[jlat]

hello; I don't know how to post links but if you go to you tube you'll find it. The M3 has a turbo 400 trans. six cylinder BMW engine and it hold a record in it's class or something like that. The whisle of the turbo seems like it's spinning faster.
IBBY

 

[dragrazor]

Here is the link:

 

[87-WE2]

FWIW, i had guessed 8.8. Totally pulled that one out of my arse!!

 

[dragrazor]

Damn, you would have been close and had 2k in your pocket.