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
1971 Formula One season to the rudimentary facilities of Zandvoort was one of the most modern racing circuits in the world; with a smooth surface and state-of-the-art facilities not seen before in Formula One; this was a sign of things to come over the next decades. It also had a long 1.1 mile straight, typical of French circuits. In the 2 previous years, the French Grand Prix was held at the twisty Charade public road circuit near Clermont-Ferrand; this was a very different type of circuit to Paul Ricard. Stewart took pole ahead of Regazzoni, Ickx and surprisingly Graham Hill in a Brabham. At