Not to hijack your thread to badly, but Jeremy Clarkson is my Hero!! Have you seen his Top Gear review of the M5?
http://www.youtube.com/watch?v=B-XydxoM1LU It's priceless!!
The Top Gear guys have always said that American cars are afraid of corners. A nimble little Z4 beating a big horsepowered monster like the Viper just helps that argument.
