Cup race at Michigan under way after rain delay By Daniel McFadinJun 10, 2018, 2:16 PM EDT Dustin Long Share this:Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on LinkedIn (Opens in new window) 0 Comments The Cup Series’ FireKeepers Casino 400 at Michigan International Speedway has begun after two hour and 29 minute rain delay. The race was scheduled to start at 2:16 p.m. ET. It went green at 4:45. p.m. ET Kurt Busch and Brad Keselowski start on the front row.