Eight of the 10 teams on the Formula 1 grid have struck title sponsorship deals. McLaren and Williams are the only exceptions. World champions Red Bull are partnered with computer software company Oracle after previous tie-ups with Infiniti and Aston Martin. Mercedes, meanwhile, have a long-term arrangement with Petronas, who also supply their fuel. Ferrari have taken a leaf out of their rivals’ book after striking a deal with computing giants HP in April. That has led to rare the appearance of a blue logo on the scarlet red car. In the midfield, Aston Martin have close links with state-owned …