Renault, less good engine?

Red Bull, after the Italian Grand Prix, lost all hope of winning the drivers' and constructors' titles. If, mathematically, it is still possible, the Brawn GP seem to have gained the upper hand, while the Red Bull are no longer able to be competitive. For Dietrich Mateschitz, boss of the drink brand, the quality of the engines Renault and the engine limitation rule are at the origin of this drop in speed. “ The reasons are that our engines are inferior to some others, and the rules which limit drivers to eight engines per season without testing or development. »