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Old 12-07-2012, 10:02 PM
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dc_wright dc_wright is offline
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Location: Orlando, Florida
Join Date: Nov 2007
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Mein Auto: '06 Z4 3.0si, '11 128CiC
I believe exhaust vanos allows more total overlap and earlier than single so there is a performance gain while still maintaining very smooth idle. M52B28 single vanos hits peak torque of 210 lb-ft at 3950 rpm while the M52TUB28 dual vanos hits 210 lb-ft at 3500 rpm.
2006 Z4 3.0si Sport Package (But I'll still hang with my "homies" in the E36 forum)
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