Aerodynamics
Why Inner Liners are Required on the Tires at Dover
Q: Inner liners are required at Dover, which is one-mile track. What is an inner liner and why is Dover the only one-mile track at which it is required? A: If you look at a […]
Tracks
Safety
The Science of …Michael McDowell’s Qualifying Wreck
Last Friday in Dallas was beautiful. It started out cloudy, but cleared off and got warmer. By the time I finished a TV interview about 10:00 a.m., we had to dig out our sunglasses before […]
Las Vegas Motor Speedway
The Science of …Tires (Part I)
Lets start by pointing out that tire performance is a really, really complicated issue. There are a lot of variables involved. This post ended up getting way too long, so Im going to address the […]
Grey Areas
The Science of …Missing Oil Tank Covers
Danny LaDue asks: Can you explain the location of a NASCAR oil tank reservoir and how the lack of one could improve aerodynamics? Thanks for the question, Danny. I can–with a little help from Josh […]
Engines
The Science of …Setting Pit Road Speed
Early in the Las Vegas race, Elliott Sadler, Kurt Busch and Greg Biffle were all caught speeding on Pit Road. NASCAR has a speed limit on pit road for safety reasons. At Las Vegas, it’s […]
Tracks