Pat Jennings, Grand-Am correspondent
New car, engine, fuel, teams, and drivers join Mazda and SpeedSource at Daytona
Magnus Racing Porsche driven by Andy Lally and John Potter take the win in the GT class.
In the Grand-Am Brickyard Grand Prix, the #70 SpeedSource Castrol Edge Mazda6 SKYACTIV-D Clean Diesel scored the GX class win.
Young Florida-based drivers Tristan Nunez, Spencer Pigot, and Tristan Vautier lead the way from SpeedSource Race Engineering VISITFLORIDA.com team.
Marino and fellow Mazda do-drivers regroup for the 2013 Rolex 24
The SpeedSource Mazda6 SKYACTIV-D Clean Diesel takes sixth win.
The all new #70 Mazda SKYACTIV-D Clean Diesel GX Racecar was retired from the with an undiagnosed smoking problem.
Edwards fastest as GM cars take 1-2 in GT session. Espenlaub takes first pole in 11 years in CTSCC qualifying.
First practice for the GRAND-AM inaugural event at Kansas Speedway saw top teams lay down fast laps.
Joel Miller sets fastest lap in GX in final practice prior to qualifying for the Rolex Series. Earlier, Tremblay set the pace for the GX class.
Max the ax fastest at Road America's opening day for the GRAND-AM Rolex Series event. Eric Curran fastest in GT, Sylvain Tremblay leads GX.
Liddell, Tremblay capture GT/GX poles for Sunday’s classic.