As we head to the Circuit of the Americas this weekend, it seems fitting to compare Formula 1 with the premier American open-wheel racing series: Indycar. Although fans may be divided, both forms of motorsport offer a unique and entertaining experience. In this column, we analyse some of the main differences between the two racing series and consider what lessons F1 can take from Indycar. The Basic Differences Perhaps the biggest difference between F1 and Indycar is that the latter is a spec series. All teams run with the same chassis (the Dallara DW12) and aerodynamic kit, although teams are permitted to make set-up changes to parameters such as gearing, ride heights, anti-roll bars, etc....
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