The largest physical change to IndyCar's new 2018 bodywork is found with reprofiled and reimagined sidepods. The concept employed for 2018 runs counter to everything that has been used on the Dallara DW12 from its introduction in 2012 through the current installation of custom aero kits manufactured by Chevy and Honda. With the 2012-17 sidepod designs, a reverse "Coke bottle" shape has been in effect that starts with narrow, tapered radiator inlets that hug the cockpit and flare outward as they reach the back of the car. For 2018, Dallara and IndyCar have created a more traditional sidepod with wide radiator openings next to the cockpit that taper inwards to form the top of a...
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