Ty Gibbs was fastest in NASCAR Cup Series practice Saturday at Nashville Superspeedway.
Gibbs paced the field at 159.287mph (30.059s). The Joe Gibbs Racing driver was the only one who cracked the 159mph range.
Ryan Blaney was second fastest (158.428mph), Bubba Wallace, third (158.25mph), Ross Chastain, fourth (158.187mph) and Todd Gilliland, fifth (157.921mph).
Chastain is the defending race winner of the Ally 400.
Kyle Larson was sixth fastest (157.9mph) followed by Joey Logano (157.858mph), Austin Cindric (157.77mph), Michael McDowell (157.744mph) and Tyler Reddick (157.666mph).
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Tennessee native Josh Berry was 13th fastest (157.552mph). Denny Hamlin was 15th (157.407mph).
Corey Heim was 17th fastest (157.329mph), making his third career start in the Cup Series in a third entry for 23XI Racing.
William Byron buried in 19th (157.04mph), while Martin Truex Jr. was 20th (157.004mph). Christopher Bell, the most recent winner, was 21st fastest (156.886mph).
Chase Elliott was just 22nd fastest (156.778mph), Kyle Busch, 29th (156.353mph) and Chase Briscoe, 37th (155.475mph).
There were no incidents in practice.
Blaney was fastest in the best 10 consecutive lap average. He paced ahead of Chastain, Wallace, Gibbs, and Allmendinger.
There are 38 drivers entered in Sunday’s race.