AUSTIN, Texas - Kenton Koch, who shares the #15 Bsport Racing Aston Martin Vantage GT4 with Bryan Putt in SprintX Pro-Am, led the first combined Pirelli GT4 America practice from Circuit of the Americas with a fastest lap time of 2:16.278.
Drew Staveley, the 2019 Pirelli GT4 America Sprint Am Champion, was the quickest of the Sprint competitors, third overall, after running a 2:16.572 fastest lap in the #12 Ian Lacy Ford Mustang GT4.
Practice session 2 goes green at 1:15pm local time. Timing and scoring of the session can be viewed at https://www.gt4-america.com/watch-live
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