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      05-21-2012, 06:08 PM   #9
NYC6
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Drives: '10 135i PPKI/06 C6 Z51 Vette
Join Date: Aug 2009
Location: LI/NY

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How will the stock, weaker magnesium block hold up to more hp than the N54/55 plants? How about the stock internals, crank, rods, pistons.....?