Aerodynamics

Joey Logano’s Gloves

Joey Logano’s gloves not only got him sent to the back of the field for the Ambetter Health 400 race at Atlanta Motor Speedway, they also earned him a pass-through penalty. And there’s probably more to come. […]

A closeup of the splitter from Richmond testing, showing the lip on the opening.
Aerodynamics

2023 Richmond Short Track Package Test Reflections

This week’s Richmond short track package test session — NASCAR’s latest attempt to remedy the Next Gen’s short track shortfall — fell short of expectations. Although progress was made in moving toward a softer tire with more grip and more wear, the aerodynamic experiments yielded little to no difference. […]

Darlington Raceway

Darlington Lead Changes

Despite all the changes in procedure for racing, I’m back to my regular schedule of post-race analysis. Today we’ll look at Darlington lead changes. No practice or qualifying suggested this race might be different than […]

Aerodynamics

The NASCAR Vortex Theory

The NASCAR Vortex Theory says that cars racing around an oval track create a rotational disturbance that repels oncoming storms. Truth? Or Myth? What’s a Vortex? A vortex is a region in a fluid (and […]