05-04-2008, 04:33 PM
|
 |
Enthusiast
|
|
Join Date: Jan 2004
Posts: 1,537
 Sydney, Australia
|
|
It's because the 6 naturally veers slightly to the left, so by closing the vents on the right side it creates just enough of a difference in drag to correct it.
In short, I've no idea.
|