Sunday’s 105th running of America’s greatest race might appear to be the event where engine suppliers Chevrolet and Honda have placed 100 percent of their focus. But far from the Indianapolis 500, there’s another group of designers, engineers, and tuners working in secrecy to win the 107th Indy 500.The red-hot...

IndyCar's year on/year off rotation for significant engine upgrades has Chevy and Honda preparing for another fun season where many new go-fast parts will be introduced. The current 2.2-liter turbocharged V6 formula was brought online in 2012 at considerable cost, and to keep development expenditures under control, IndyCar set its...