AVONDALE, Ariz. – Kaulig Racing’s Ross Chastain paced the opening round of NASCAR Xfinity Series practice on Friday afternoon at Phoenix Raceway.
Chastain, who will also race in Sunday’s NASCAR Cup Series race in place of injured driver Ryan Newman for Roush Fenway Racing, led the way with a 130.610 mph lap around the one-mile track in the No. 10 Kaulig Racing Chevrolet Camaro.
Austin Cindric was second fastest in his Team Penske Ford at 129.992 mph, followed by RSS Racing’s Ryan Sieg, Team Penske’s Brad Keselowski and Auto Club Speedway race winner Harrison Burton.
Kyle Busch, making his first Xfinity Series start of the season, was 11th fastest in the session in the No. 54 Joe Gibbs Racing Toyota.