[JulianEdgar]

And, a repeat of another thread, but also here so we have continuity:

Throttle-stop speed testing of aerodynamic drag - a new way of testing changes in drag:

https://www.youtube.com/watch?v=tVAokIdaXm0

Measuring changes in car drag (ie quantifying changes in Cd):

https://www.youtube.com/watch?v=Wi-TemRJ7CM