Jack Brabham made his Formula One Grand Prix debut at the age of 29 at the 1955 British Grand Prix with Copper car company.
Jack Brabham became the first and still, the only man to win the Formula One world championship driving one of his own cars.
Jack Brabham was a Royal Australian Air Force flight mechanic and ran a small engineering workshop before he started racing.
Graham Hill joined Team Lotus as a mechanic soon after but quickly talked his way into the cockpit, later making his debut in 1958.