Team McLaren-Mercedes tested solo today [Tuesday] at Silverstone, as the outfit began preparations for the Japanese Grand Prix, the finale to this season's FIA Formula One World championship.

Alexander Wurz and Darren Turner were in action for the Woking based squad, the Austrian notching up 20 laps, while Turner completed 18. The best time of the day went to Wurz - a 1 minute 22.803 seconds.

McLaren continue testing tomorrow [Wednesday], when Pedro de la Rosa will take over from Turner.

Leading times (30 September) - Silverstone:

1. Alex Wurz McLaren-Mercedes 1m 22.803s 20 laps M
2. Darren Turner McLaren-Mercedes 1m 24.336s 18 laps M

M - denotes Michelin tyres

Comparative lap times:

British GP 2003:

Pole position Rubens Barrichello Ferrari F2003-GA 1min 21.209secs Fastest lap Rubens Barrichello Ferrari F2003-GA 1min 22.236secs