Hennessey Performance started test driving its 700R tuning package for the SRT Viper and the first official numbers are out. The 8.4-liter V10 now produces 705 Hp and an outstanding 941 Nm of torque. That allows the car to sprint from 0 to 60 mph 3.1 Seconds with a quarter mile time of 10.7 seconds at 215 km/h (134 mph). The car keeps accelerating until it reaches its top speed of 347 km/h (216 mph).
Aesthetically, Hennessey also offers some customizing options (that are not all featured in this video) like monoblock wheels, carbon fiber interior trim and a custom painted stripe.Video after the jump.
[Source: Hennessey Performance]