Quote:
Originally Posted by Dammmittt
I don't understand how adding another crease to the creasiest (haha) car ever makes it more aerodynamic. I like my skirts smooth instead of bumpy anyway  |
FWIW.... it's not just adding a crease.
The aero sill extends the curve of the door panel;
So the crease (@ bottom door edge) just moves further down,
and instead of being a compound curved crease, following the door....
It's straighter, following the direction of air flow.