Briton puts pressure on Biaggi ahead of Sunday's final round of the WSB Championship.
Tom Sykes has made a great start to the WSB Championship round at Magny-Cours by posting Friday's fastest practice time
Last Updated: 05/10/12 4:59pm
Britain's Kawasaki rider posted the fastest time in Friday's first qualifying practice session in France, while the Aprilia of Biaggi was only seventh.
Sykes registered a time of one minute, 38.200 seconds, which was 0.448 of a second quicker than Carlos Checa's Ducati - the second best time.
Biaggi was 0.944s off the pace, as he goes into Sunday's concluding two races with a lead of 30.5 points over Sykes.
Biaggi has never finished outside of the top six at Magny Cours, while Marco Melandri is the only other rider still in with a mathematical chance of overtaking the Italian.
The 30-year-old Melandri was third quickest on his BMW in Friday's session, 0.542 seconds slower than Sykes.
Leading positions after first qualifying session:
1 T Sykes (Gbr) Kawasaki One minute, 38.200 seconds
2 C Checa (Spa) Ducati 1:38.648
3 M Melandri (Ita) BMW 1:38.742
4 D Giugliano (Ita) Ducati 1:38.962
5 J Rea (Gbr) Honda 1:39.014
6 M Fabrizio (Ita) BMW 1:39.139
7 M Biaggi (Ita) Aprilia 1:39.144
8 L Haslam (Gbr) BMW 1:39.149
9 S Guintoli (Fra) Ducati 1:39.186
10 L Camier (Gbr) Suzuki 1:39.285
11 E Laverty (Gbr) Aprilia 1:39.382
12 A Badovini (Ita) BMW 1:39.530