Here is some more info on the Bugatti slayer.
It is about 20 mph faster than the Bugatti, it costs £360,000, which is about $500,000, and its 6.0 liter V8 twin-turbocharged engine has dual intercoolers.
heres a pic of the engine:
Barabus TKR takes over as world's fastest car?
Also heres another site about the TKR. (which i got the pic and info from)
Barabus TKR takes over as world's fastest car?