NASCAR Sprint Cup Series Preseason Thunder

NASCAR Sprint Cup Series Preseason Thunder

DAYTONA BEACH, FL – JANUARY 10: Dale Earnhardt Jr., driver of the #88 Chevrolet, prepares for the start of NASCAR Sprint Cup Preseason Thunder testing at Daytona International Speedway on January 10, 2013 in Daytona Beach, Florida. (Photo by Tom Pennington/Getty Images for NASCAR)

Greg Engle