From the fact that it's the lone track to have been on the sport's schedule every year since the sport's beginning to the Grandfather clock handed out to the winner, no racetrack better represents time in NASCAR than Martinsville Speedway.

All the information you need to get ready for the Xfinity 500 NASCAR Cup Series playoff race, Sunday at Martinsville Speedway.

The NASCAR Cup Series will set the Championship 4 during Sunday's Xfinity 500 race at Martinsville Speedway. Tyler Reddick locked himself into the Championship 4 with the last-lap pass and win at Homestead last week,