SSC Ultimate Aero: 257 mph, 0-60 in 2.7 secs. Twin-Turbo V8 Engine with 1183 hp, base price is $654,400. Tested in March 2007 by Guinness world records, The SSC Ultimate Aero takes the lead as the fastest car in the world beating Bugatti Veyron.For more information visit http://www.thesupercars.org/fastest-cars/fastest-cars-in-the-world-top-10-list/