The IndyCar Series takes a step into the racing unknown this weekend at Mid-Ohio as its finally debuts its new electrical hybrid powertrain.The current 2.2-liter, twin-turbocharged V6 internal combustion engine remains, but is now boosted by a low-voltage (48V) Motor Generator Unit (MGU) via a supercapacitor Energy Storage System (ESS). These have been developed by series engine suppliers ...
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