Lead
Ballast: Tungsten vs. Lead
NASCAR penalized a couple of teams recently for dropping tungsten ballast on the racetrack. Let’s revisit why those chunks of tungsten are there in the first place. Ballast is weight added to a racecar to […]
Materials
Air Titan
The Scientific Secrets of PJ1 Track Bite
NASCAR’s continued struggle to balance cost, safety and competitiveness led to using PJ1 Track Bite in 2017 at Bristol Motor Speedway. Since then it’s been used (mostly successfully) at other tracks. So what is it […]
Aerodynamics
Brad Keselowski: The Smartest Driver in NASCAR
Brad Keselowski may not have an engineering degree or years and years of experience, but I’m ready to nominate him as the Smartest Driver in NASCAR. He is a man with a plan and it’s […]
Asphalt
The Roval is Just a Really Fast Road Course
This weekend marks the very first time NASCAR has run a race on the Charlotte Roval: a combination of the oval track we run in May with select portions of the road course in the infield. It’s a unique situation because, unlike most road courses, this one is contained. Fans will be able to see the entire course. Everyone is looking forward to seeing something new on this one-of-a-kind hybrid track. […]
Asphalt
How to Make Grippier Racetracks Using Spy Technology
If PJ1 TrackBite isn’t the Solution, What is? Dale Earnhardt, Jr. suggested tracks stop using PJ1 Trackbite because it didn’t work well in Charlotte last weekend. He called for additional research to understand how the […]
Asphalt
Thermography: A New Weapon in the NASCAR Arsenal
What’s Wrong With this Cow? Can you tell? If you said the cow is the wrong color, you’re close. But there’s more to the story. And What’s That Got to Do with NASCAR? Competition in […]
Aerodynamics
Composite Race Car Bodies
You Never Forget Your First One My first car was a greenish-brown 1969 Buick LeSabre with a 123-inch wheel base and a 230-horsepower two-barrel V-8. That puppy weighed about 4200 lbs and taught me everything […]
Charlotte Motor Speedway
Did the All-Star Race Kill the Idea of Two Types of Tires in NASCAR for Good?
Not even the most talented publicity person could convince NASCAR fans that the idea of giving teams a choice of a ‘soft’ tire and a ‘regular’ tire was a good idea based on the sole […]
Aerodynamics
Changing Manufacturers: More than just Decals?
I’d Rather Fight Than Switch If you remember what commercial that was from, then congrats. You are — like me — old. It used to be that an owner was loyal to his manufacturer to […]
Aerodynamic Forces
Will Toyota’s New Nose Change the Cup Series Balance?
The unveiling last Monday of Toyota’s new redesigned race car for 2017 got a little lost between Junior’s wedding and Carl Edwards’ surprise ‘stepping back’ from NASCAR. But every time a manufacturer redesigns and engine or […]