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BMW 3-Series (E90 E92) Forum > E90 / E92 / E93 3-series Powertrain and Drivetrain Discussions > N54 Turbo Engine / Drivetrain / Exhaust Modifications - 335i > Double-VANOS steplessly variable valve timing



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      06-11-2009, 09:01 PM   #1
DisGuy
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Double-VANOS steplessly variable valve timing

explain how Double-VANOS steplessly variable valve timing exactly works or direct me in the right direction to get some info on it.
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      06-11-2009, 09:09 PM   #2
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basically the intake and exh cams are moving(advance,retard)with different engine loads and demands.

its like vtec but threw the whole power band,not just a cam advance at 6k.
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