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Lug Nuts

2015 Rules and Lug Nuts

Forty-three days till the Daytona 500. The shops are buzzing with activity as everyone adjusts to another new rules package. The engine folks are working overtime dealing with the changes there. The only thing that’s slowed down is planning for on-track independent testing, since that’s been eliminated this year. But more time in the wind tunnel, on the seven-post machine, at the computers. […]

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Brakes

The Zen of Brake Bias

With all the talk about giving the drivers the ability to change aspects of the setup from within the car, I thought some comments on what types of changes they can make would be appropriate. […]

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Eldora

The Dirt on Radials vs. Bias-Ply Tires

ne of my favorite memories from Nebraska was coming home from the I-80 Speedway covered in a dusting of red clay. (Planting in that clay was another question entirely.) But there’s something about dirt tracks that you just don’t get at the asphalt ones. […]

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Pit Stops

Knowing Pit Road Speed in the Rain

This weekend, we learned that the real weather challenge for the NASCAR Nationwide Series isn’t rain. It’s not enough rain. It wasn’t raining hard enough to put on rain tires, but it wasn’t quite dry enough to safely race on slicks. (I’ve written before about why racing in the rain is hard.) But they managed to pull it off, put on a great show and @Brendan62 finally got that long-sought-after win. […]

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Goodyear

The Kansas Monozone Tire

OK, so ‘monozone’ is just a fancy way of saying it’s the old tire.  It’s all in the branding, isn’t it? Goodyear has been experimenting with multi-zone tires since last year.  Multizone tires attempt to […]

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Goodyear

Camber Angle and Tire Wear

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. […]