High Quality Content by WIKIPEDIA articles! The 2010 Sylvania 300 was a NASCAR Sprint Cup Series stock car race held on September 19, 2010, at New Hampshire Motor Speedway in Loudon, New Hampshire. The 300 lap race was the twenty-seventh in the 2010 NASCAR Sprint Cup Series, as well as the first race in the ten-race Chase for the Sprint Cup, which ends the season. Clint Bowyer, of the Richard Childress Racing team, won the race, with Denny Hamlin finishing second, and Jamie McMurray third.