In 2006 , Smith improved to 8th overall .
In 2006 , Smith lost his drive for 2007 when VX Racing downsized to a two - car team due to the pressures of preparing new - specification Vauxhall Vectras .
In 2006 , Smith improved to 8th overall , but lost his drive for 2007 when VX Racing downsized to a two - car team due to the pressures of preparing new - specification Vauxhall Vectras .