Sauber expects big step from upgrade

Sauber is keeping its fingers crossed that the update package it is introducing at this weekend's Japanese Grand Prix brings it a 'significant' step to help boost its constructors' championship position. The Swiss outfit has slipped behind Force India in recent races, and is now under pressure from Scuderia Toro Rosso in a fight for seventh place in the constructors' championship.

Casey James Mears Juan Pablo Montoya Joseph Francis Nemechek III Ryan Joseph Newman Kyle Eugene Petty