I've been to some "outlaw" tracks where you can still see worse than that running.
We race at one track where you hold your signed tech card out the window as they pull you into the burnout box....
'63 Dodge 330 11.19 @ 121 mph Pump gas, n/a, through the mufflers on street tires with 3.54's. 3,600 lbs. 10.01 @ 133mph with a 250 shot of nitrous an a splash of race gas. 1.36 60 ft. 3,700 lbs.