The original three-year leases for the cars have begun to expire worldwide, and eco-protesters are concerned Ford will scrap the 400 models sent to the US.
For the first time in 15 years, the 2008 season will feature a grand prix field racing without traction control. The teams are already testing a common Engine Control Unit (ECU) which governing body the FIA hopes will allow it to ensure no squad is providing drivers with aids that prevent them spinning their wheels.