#24-Jeb Burton was fastest during opening practice at Daytona International Speedway with a speed of 190.215mph.
The rest of the top 10: #00-Cole Custer, #23-Spencer Gallagher, #98-Casey Mears, #3-Ty Dillon, #18-Daniel Suarez, #16-Ryan Reed, #28-Dakoda Armstrong, #22-Joey Logano, and #19-Matt Tifft..
38 drivers practiced during the session.
See complete results on the Daytona practice 1 speeds page (pdf).
