The twin - turbo V8 has been reworked with higher fuel injection pressure (350bar v 200) which has given more control over the combustion process, enabling the power uplift, and also helps the 4.4 - litre V8 meet emission requirements more easily.
ft. of torque; a 44 % uplift in power, enabling it to reach 0 - 60mph in just 4.1 seconds (0 - 100 km / h in 4.3 seconds) on its way to a top speed of 176mph (283km / h) 1.