In pre season testing , the experimental system proved extremely troublesome , with newly arrived driver Nigel Mansell being unable to compete more than a handful of laps .
Nonetheless they managed a debut win at the opening round in Brazil .
In pre season testing , the experimental system proved extremely troublesome , with newly arrived driver Nigel Mansell being unable to compete more than a handful of laps , but nonetheless they managed a debut win at the opening round in Brazil .