Track is the ultimate dry slick, not rubbered down. Have run there a few times. Club owner keeps conditions tough by design to create more emphasis on set up and driver and a less on tires. Internal prep yellow vegas?Yellow vegas are usually good in the slick. Daytime racing usually is rubbered up or prep line laid down. Have you run the place before to confirm its slick?
Already responded to your PM, but here's for everyone else following the thread:What are the suggestions for best tire/ prep for a very dry slick track? Open tire rule. Race daytime and see significant track changes. Thanks in advance