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NYC6 · 05-21-2012, 06:08 PM

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.....?

05-21-2012, 06:08 PM	#9
NYC6 Banned 71 Rep 2,070 Posts Drives: '10 135i PPKI/06 C6 Z51 Vette Join Date: Aug 2009 Location: LI/NY iTrader: (0)	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.....?
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