It’s the start of the NTT IndyCar Series’ three fastest days of the year as engine technicians from Chevrolet and Honda dial up the turbocharger boost for Fast Friday at the Indianapolis Motor Speedway.The practice of moving to high boost -- the same 160kpa/23.2psi -- with the 2.2-liter twin-turbo V6...

Once Fast Friday arrives and NTT IndyCar Series teams receive maximum turbocharger boost to use in preparation for qualifying, the Indy 500 will see some of its highest horsepower figures put to the pavement in many years.Big power was the norm for the CART IndyCar Series in the 1990s as...

The lingering question ahead of IndyCar's return to race at Phoenix is whether the series should slash downforce figures. Leaving last week's test on the one-mile oval, the physical toll exacted by an increase in downforce with the updated road course/short oval (RC/SO) aero kit packages from Chevy and Honda,...