Quote:

I was looking for some windtunnel-testing videoclips of front and rearspoilers and such, when I stumbled on a number of interesting articles on Autospeed.com about spoiler and improving 'under car' airflow;

Part 1
http://www.autospeed.com/cms/A_2455/article.html

Part 2
http://www.autospeed.com/cms/A_2456/article.html


Earlier articles:

http://www.autospeed.com/cms/article.html?&A=109937

And...

Undertrays, Spoilers & Bonnet Vents, Part 1
http://www.autospeed.com/cms/A_2159/article.html

Undertrays, Spoilers & Bonnet Vents, Part 2
http://www.autospeed.com/cms/A_2160/article.html?popularArticle



Those are useful articles, thanks for posting, my biggest takeaway, without any testing, little can be learned, as aero "common sense" is still largely black magic, IMO.

Reality check, that half the population is smarter then 50% of the people and it's a constantly contested fact.