Originally Posted by ATX78703
word. ppl get all worked up about I6 b/c of the smooth idle, single balance shaft and its contribution to 50/50 f/r weight distribution - but I'm sure BMW will work around that with a V6.
My I6 E46 M3's didn't idle all that smoothly, thus earning the nickname "my heavy breathing bitches
". My E9X M3's have been both quieter and smoother at idle. Sometimes I can barely tell that my car is on. Maybe my mileage has varied compared to yours.