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      11-10-2012, 04:10 PM   #28
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Drives: 2014 435I M-sport
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Originally Posted by m3an View Post
I had to comment this, but that's def off; no one I have seen w/ a built motor is running over 15-20psi and on a built LC motor that will make a very big increase.

I would def do a 9-10:1 over a built 12:1 all day long. Nicer to be able to run higher boost
A built engine record is around 650 whp right?
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