Audi's next-gen Formula E racer has a tiny and efficient powertrain

Audi’s latest Formula E car delivers a big boost in efficiency and weight savings, the company announced (as seen by CNET). The E-Tron FE07 shares the same carbon-fiber body, 18-inch Michelin road tires and 52 kWh McLaren battery with other teams. Ho...

source https://www.engadget.com/audi-e-tron-fe07-formula-e-car-140056767.html