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      08-20-2007, 11:52 AM   #1
hector
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Drives: e46 330ci, e92 335i, 2008 128i
Join Date: Sep 2005
Location: virgo supercluster bwo Pennsylvania.

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actual output 128/328

it's pretty well recognized that the n54(135/335) is underrated. does any one know if the 128/328 motor is also underrated and if so by how much? i know there is actual dyno data for the n54 but i'm not aware if anyone has done the same for the n52.
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