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      09-23-2013, 08:15 AM   #11
mkoesel
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Drives: No BMW for now
Join Date: Jun 2006
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No surprise the M5 had better throttle characteristics than the B7. Alpina uses a standard N63Tu with larger turbos for the B5/B6/B7, while the M5/M6 obviously have the S63Tu with dual scroll turbos and the trick manifold. We should expect similar outcome for the M3/M4 vs. the B3/B4.
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