Here's my friend's DJ Firehawk - it's a hill climb car competing in the 2000cc class. He claims it's faster than a F1 car, although I'm not sure...
I put together a short video of it at the famous Shelsley Walsh Hill Climb:
http://www.youtube.com/watch?v=QIvjf7CYdSE
Some pics:
Specs:
DJ Racecars DJ Firehawk (carbon tub)
K8 1400cc (Bored) Hayabusa Engine
Rotrex Blower
Intercooler
Uprated Internals
330kg (sans driver)
Full aero package
Let me know what you think of the video - there may be more in the future...