The Rolex Sports Car Series head to Road America with Alex Popow and Ryan Dalziel holding the Grand-Am points lead in the Daytona Prototype class.
Magnus Racing Porsche held the GT lead for most of the night and as the fog came to the Daytona International Speedway at sunrise.
Porsche 911 GT3 Cup teams in the thick of the Rolex 24 GT fight after 5-1/2 hours
The two B+ Racing drivers will compete in both the Continental Tire Sports Car Challenge and the Rolex 24 at Daytona this weekend.
Al Carter & Hugh Plumb announce their 2013 Rolex 24 program with Magnus Racing and “The B+ Foundation Challenge”
Defending Rolex 24 DP and GT winners were the fastest in the opener of three days of January testing. Donohue was fastest in the new GX class.
Rain washes out Road America Grand-Am qualifying, grid set by points; Porsche practice speed Awaits Saturday’s race