McLaren remains unsure of what fuel and lubricants supplier it will use heading into the new Formula 1 season, despite its new agreement with Petrobras. McLaren confirmed early last year that it had signed a technical partnership which would result in the Brazilian firm supplying fuel and lubricants from 2019. At the launch of McLaren’s MCL34 its Chief Executive Zak Brown confirmed that it is its “intention” to use Petrobras for 2019. The doubt comes off the back of questions surrounding the state-owned firm’s involvement in Formula 1 following last year’s general election in Brazil. “We have a great relationship with Petrobras,” asserted Brown....
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