Originally Posted by drob23
What was the density altitude where you were at? You should be able to check a history online. Plays a huge role, easily could add/subtract .5 sec in the et. Probably the only benefit of all this ungodly cold weather lol...
Also curious about tires. Looks like you were running pretty consistent times!
In Atco it was about 30-45% humidity, 29.9 inches holding steady, about 58 degrees F, and I don't know the raceway's exact height, but that area is about 75 feet above sea level.