Cautions
Air Pollution

NASCAR and Electric Cars, Part II

It’s not quite January, but it’s close enough. The month is named for Greek God Janus, who has two faces: one looks to the past and one that looks to the future. The off-season is a […]

Rise and Run Related to Slope
Drivers

Retirements, Replacements and Rookies

Retirement He didn’t use the word ‘retirement’, but the sad news last week was that Matt Kenseth won’t have a Cup ride in 2018. It’s partly his choice. He could have done a Kasey Kahne […]

Building Cars

Toyota’s New Cloaking Device

Did Toyota Really Just Patent a Cloaking Device? The headlines sure suggest they did. Toyota patent reveals ‘Cloaking Device’ for cars Toyota Just Patented a “Cloaking Device”  Other outlets were a little more, ahem, transparent […]

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
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
Aerodynamic Forces

Drafting: Regular and Bump

I looked through the blog and realized that I haven’t really blogged about drafting. I’ve blogged about all the rules NASCAR’s enacted in the last couple of years to try to control drafting, but not drafting […]

Graphs and Charts

Are Posted Lap Speeds Really Accurate?

After every practice and qualifying session, NASCAR puts out one or more sheets of paper that look like this: This tells you who went how fast qualifying at Atlanta a couple weeks ago. I only included the […]