Newgarden turned a lap at 225.687 to top the timing charts in Friday’s Carb Day final practice session. He was followed by fellow two-time race-winner Takuma Sato (225.415) and six-time series champion Scott Dixon (225.200).

The 109th Indianapolis 500 is within sight. Today, the 33-car starting grid gets its final chance to practice for Sunday's 200-lap race on the 2.5-mile Indianapolis Motor Speedway oval. Partly cloudy skies and high temperatures in the mid 60s are expected greet the drivers and fans today,

IndyCar teams have spent the past year trying to learn everything they can about the hybrid engines introduced midway through last season.