The burly Briton said losing the first grands prix of 2005 and having to accelerate the new car's debut is 'a stimulus.
"I don't think it will do the team and our (Bridgestone) partnership ... any harm to have our arses kicked for a while," he told the British Guardian newspaper.
World champion Michael Schumacher, meanwhile, is not - even with the F2005 - expecting an easy ride in Bahrain.
"But things can change quickly," said the German, who shook down the Bahrain-destined cars at Fiorano on Saturday, "as we've seen already." -GMM