Cautions
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 […]

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 […]

Energy

Pocono Raceway Solar Farm: Sheep Power

People often point to NASCAR as being an environmentally unredeemable sport because it involves cars burning gasoline. For some reason, people looking for an easy answer like to suggest that NASCAR turn to electric cars and that […]

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 […]

Graphs and Charts

Reverse Engineering NASCAR Stage Lengths

Stage Racing The 2017 NASCAR season brought us stage racing: Segmenting a race into three parts, each of which has a winner (and point reward). If you’re me, the first thing you wondered was not […]

Aerodynamics
Bristol Motor Speedway

Will Tire Limits Improve Racing?

Will 2017 Tire Limit Rules Require Harder Tires? Back in the day, the only thing that limited how many sets of tires you could use in Cup-level racing was your budget. It was different in […]

Electronic Fuel Injection

Did EFI Make NASCAR Engines More Reliable?

In 2012, NASCAR moved from carburetors to Electronic Fuel Injection (EFI). This made people like me happy because my friends who denigrated NASCAR as hopelessly outdated and behind the times have one less argument to use against me. There were […]

Building Cars