The car is a road-going version of the 599XX and Ferrari says that the 599 GTO is their fastest road car ever, able to lap the Fiorano test circuit in 1 minute 24 seconds, one second faster than the Enzo Ferrari. Its engine produces 670 PS (493 kW; 661 bhp) at 8250 rpm, with 620 N·m (460 lb·ft) of torque at 6500 rpm.Production is limited to 599 cars. Of these, approximately 125 were produced for the United States market. Ferrari has given only two other models the GTO designation: the 1962 250 GTO and the 1984 288 GTO. Unlike the previous GTOs however, the 599 GTO was not designed for homologation in any racing series.