Las Vegas NASCAR Practice #1 5 and 10 Lap Averages
NOTE: Something goofy was going on with the lap leaderboard. The 10
Expanded Averages
Daytona 500 NASCAR Practice #1 5,10,15 and 20 Lap Averages
Driver 5 Lap 10 Lap 15 Lap 20 Lap Ty Dillon 1
Charlotte Roval Practice #2 5, 10 and 15 Lap Average Speed Rankings
Driver 5 Lap 10 Lap 15 Lap Joey Logano 1 William Byron