Thomson Road Grand Prix circuit Thomson Road Grand Prix circuit The Thomson Road Grand Prix circuit was a former street circuit on Old Upper Thomson Road in Singapore. It hosted races from 1961 to 1973 under Formula Libre and Australian Formula 2 rules; races until 1965 are now considered part of the lineage of the Malaysian Grand Prix, and races after Singapore's independence in 1966 are considered part of the lineage of the Singapore Grand Prix. During the initial years, the main Motorcycle and Car Grand Prix lasted 60 laps, although this was eventually refined into two separate races - a preliminary 20 lap event
1979 Canadian Grand Prix was not allowed to enter the race. The race turned into a close duel between Alan Jones and Gilles Villeneuve that continued the entire race. 1979 Canadian Grand Prix The 1979 Canadian Grand Prix was a Formula One motor race held on 30 September 1979 at the Circuit Île Notre-Dame, Montreal. During practice Niki Lauda announced his retirement from Formula One. The Brabham team, who had replaced their Alfa Romeo-engined BT48 with the Cosworth DFV-engined BT49, recruited Argentine newcomer Ricardo Zunino as Lauda's replacement. The organizers would not let the Alfa Romeo factory team compete unless they pre-qualified. They refused