
Racers learned to read the air before they could measure it well. The shapes bolted to cars, the tunnels carved into floors, the skirts scraping the track—each step forward arrived with a rush of lap time and a twinge of unease. The story of how motorsport went from perched wings to the vacuumed grip of ground effect is also a ledger of rules hastily written, revised, and redrawn. Follow the shadows of Chaparral, Lotus, Brabham, and the sanctioning bodies that chased them, and the pattern becomes clear: find an edge in the air, and someone will draw a new line around it.
Read more …