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      08-12-2012, 12:55 AM   #40
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Drives: 2010 128i
Join Date: Feb 2010
Location: Anacortes, WA

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Originally Posted by flinchy View Post
people who've actually physically done things to it?

i work on mobile phone (radio transmission) systems, and i could say a particular piece of hardware can only tolerate xyz, but the reality is i can't be sure until it's been put under that sort of load.

and the 7psi of a supercharger is less than the 20 odd that would be put through on a turbocharged system anyway, different systems flow volumes of air differently.
But don't you think the folks at BMW have actually tested their engines in some way to determine the upper limits of their performance? Or are at least relying on sophisticated computer models to do the same? I very much doubt it's just pure speculation on their part.