Big Machine Racing is throwing it back 50 years and paying tribute to the great Bobby Unser in Darlington this week. “Thank you, Scott Borchetta & Big Machine Racing, for honoring the 50th anniversary ...

Team Penske’s Bobby Unser was first across the finish line ... as he retired from IndyCar racing at the end of the 1981 season.

Rick Mears is widely regarded as one of the greatest drivers in IndyCar history ... He faced tough competition from Bobby and Al Unser for most of the race but eventually took the lead with ...