I was plugging around on the Tube of You today and a lot of racing vids, sadly, have either music or bad music put over the best part of racing for a spectator: the sound! So I decided, as we are a forum of car people (well, originally), that a nice thread dedicated to racing vids with just the engine sounds (or natural ambient sound if outside the vehicle) would be a good thing to have.
I shall start off with this WRC vid from Rally Deutschland 2011:
And the Mazda 787B, best sounding car EVER