The Shelby Supercars (SSC) twin-turbo V8 Ultimate Aero TT has ended the Bugatti Veyron’s reign as the world’s fastest car after it hit a staggering 257mph. The test of a series of speed runs was validated by Guinness World Records and monitored by Dewetron. This Ultimate Aero is powered by a 6,3-litre twin-turbo V8 that […]