Thursday 13th September 2007
SSC announced they had broken the speed record for the world’s fastest production car with the Ultimate Aero TT at 256.15 mph (412.23 km/h) in West Richland, WA. The reported record speed came from an average of two runs in opposite directions, in accordance with Guinness Book of World Records rules. The first run clocked 257.41 mph (414.26 km/h) and the return trip 254.88 mph (410.19 km/h), with the average beating the Bugatti Veyron’s top speed of 253 mph (407.16 km/h).