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 […]
The Evolution of the Stock Car ADDITION: If you are more comfortable with Portuguese, check out this translation by Artur Weber and Adelina Domingos – and thanks to them for being interested enough in my […]
You are hurtling down the frontstretch at Michigan, your speed approaching 215 mph. Your seat moves up and down as you hit the seams, but your focus is squarely on getting into Turn 1 losing as little speed as possible. You squeeze the brakes and feel yourself moving forward, only to realize that you’re still moving too quickly. As the car starts to head toward the wall, you panic and squeeze the brake even harder.
The car snaps loose and the next thing you feel… is an engineer’s hand on your shoulder. You turn around to see her barely suppressing a smile. […]
We’ve heard a lot, especially this week at Richmond, about tire wear. A lot of right front tires were wearing excessively. As seems to be usual at this point, teams would like Goodyear to use a stronger tire and Goodyear would like teams to dial back their setups, especially their camber. […]
Why Roof Flaps? Roof flaps (the invention of which I detail in my book The Physics of NASCAR) help keep cars on the ground. This is necessary because of Bernoulli’s law, which says basically that: Faster-moving […]
According to @tomjensen100, the oil pans confiscated from the Joe Gibbs Racing cars weighed between 20-30 lbs. Lee Spencer posted some nice pictures of them. A normal oil pan weighs about 4-5 lbs. Why in […]