Ty Gibbs was the fastest man in Sin City on Saturday afternoon.
With a fastest lap of 29.714 seconds, Gibbs topped the speed chart in NASCAR Cup Series practice at Las Vegas Motor Speedway.
Six playoff drivers were inside the top-10 in Saturday's session, while Ford was entirely shut out of the top-10.
William Byron, Chase Elliott, Denny Hamlin and Bubba Wallace rounded out the top-five, with Tyler Reddick, Chase Briscoe, Ross Chastain, Kyle Larson and Christopher Bell completing the top-10. Toyota featured six cars in the top 10.
Other notable practice results include Chris Buescher in 11th, Alex Bowman in 12th, Ryan Blaney in 17th, Kyle Busch in 21st and defending Cup Series champion Joey Logano in 28th.
Justin Haley (15th) turned the most laps of the session with 40. Katherine Legge (38th) was the slowest car of the session.
Cup Series qualifying is next on truTV. Sunday's South Point 400 will go green shortly after 5:30 p.m. ET, with coverage on USA Network, PRN and SiriusXM NASCAR Radio. Pre-race coverage will begin at 4:30 p.m. ET on PRN and 5 p.m. ET on USA Network.
Joey Logano is the defending South Point 400 winner, while Josh Berry is the most recent Cup Series winner at Las Vegas.
More must-reads:
Get the latest news and rumors, customized to your favorite sports and teams. Emailed daily. Always free!