Phoenix International Raceway
2020 Rules Package
Graph of the Day
Graph of the Day
Cautions
Aerodynamics
Graphs and Charts
Aerodynamics
Brakes

Tire Management

NASCAR is very clear about what teams can and can not do to the tires. Teams may not use any chemical or physical means of altering the tires, which means no siping (cutting grooves into the tires), no chemical softening, not even heat blankets to pre-warm the tires are allowed. Basically, you can’t do anything to the tires. This means that when a tire blows out, it’s the tire’s fault. Right? […]

a scatter plot showing no correlation between starting and finishing positions in the Daytona 500 from 2012-2014
Graphs and Charts