Quote Originally Posted by e34.535i.sport
I've heard this mentioned many times but never known what 'vanos' and 'non-vanos' is? Apologies if this is a noobiiiiish question (which I am sure it is). I have assumed it's to do with the injection system?! What are the pro's and con's and what BM's come with it?

E34 ///M5 S38 motor never came with a vanos (variable cam).


The regular M50TU motors on the 525 have that charm.