NASCAR Xfinity Series at Bristol TV schedule, start time for the SciAps 300 Green Flag Time: Approx. 4 p.m. CT Saturday Track: Bristol Motor Speedway (0.533-mile oval) in Bristol, Tennessee Length ...

Denny Hamlin tries for his third straight win this weekend at Bristol. The Food City 500 is Sunday. Trucks race Friday, Xfinity on Saturday.