1973 Singapore Grand Prix 1973 Singapore Grand Prix The 1973 Singapore Grand Prix was a motor race held at the Thomson Road Grand Prix circuit on 22 April 1973. It was the final Singapore Grand Prix before the cancellation of the event, which resumed in 2008 as a round of the Formula One World Championship. The race was contested over 50 laps and was won by Vern Schuppan driving a March. The race was run to Australian Formula Two rules. John MacDonald had a brand new Brabham BT40 delivered to him for the race. However, his team ran into difficulty due to fuel pick-up
San Marino Grand Prix 1954. In April 1963, the first race with Formula One cars took place at Imola, as a non-championship event, won by Jim Clark for Lotus. A further non-championship event took place at Imola in 1979, which was won by Niki Lauda for Brabham-Alfa Romeo. In 1980, the Italian Grand Prix moved from the high-speed Monza circuit to Imola (later known as Autodromo Dino Ferrari), as a direct result of 1978's startline pile-up, which claimed the life of the popular Swedish driver Ronnie Peterson. It was won by Nelson Piquet for Brabham-Ford. The following year, the Italian Grand Prix returned to