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      04-26-2012, 09:39 PM   #804
neilvosko
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Drives: 335i e92 FBO
Join Date: Dec 2011
Location: miami

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N55 run a lot cooler.

I believe the water pump Is rpm based so at track running high revs and more air likely to run cooler water temp. Jb4 has a mAx cool mode too
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