Williams driver Alex Wurz has confirmed he is quitting Formula 1 with immediate effect.
Fabrizio Giovanardi will remain in the British Touring Car Championship next season after re-signing with Vauxhall.
Electrical giants HANNspree are named the new title sponsors of the World Superbike Championship until 2010. They replace Corona beer.
Lewis Hamilton will bounce back from his Chinese Grand Prix disaster to win the Formula One title, according to Britain's last world champion Damon Hill.
Moto GP and World Superbike star Norick Abe is killed in road accident at the age of 32 in his hometown of Tokyo. Abe, who raced exclusively with Yamaha in Moto GP from 1994 to 2004, won three Grands Prix before switching to Superbikes in 2005. He retired last year.
Jenson Button proves yet again he is at his best when the track conditions favour the brave after securing both his and Honda's best result of the season in fifth in China.