The veils of secrecy of pre-season testing have finally been lifted during the opening grand prix weekend of the 2014 Formula 1 season, meaning this is the first time we have been able to get a good look at the cars without bodywork.
The developments glimpsed this weekend are a mix of new and those that have not been spotted before. But most teams have played relatively safe with their aero parts and opted to run their Bahrain test specifications, allowing them to focus on coping with the complexities of the new power units.
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