Kansas

2024 Kansas I Race Report

Hello and welcome to the 2024 Kansas I Race Report. Things have been going slowly here at BuildingSpeed because of a total re-org of the data system. That meant I had to re-write a ton of programs. Expect this report to grow as more of the plots get re-written. […]

The Caution/Lead-O-Grams for the 2023 spring Kansas race rweport
Kansas
Kansas

My Kansas Predictions Revisited

Over on NBC Sports, I made Kansas predictions using only 2022 data. So here’s a table comparing my algorithm’s prediction in the leftmost columns and drivers’ actual finish positions in the right. I colored my […]

Kansas
Asphalt

How Tracks Take and Lose Rubber

The two words we heard most frequently last week in Pocono (after “still raining”) were “green racetrack”. Rain doesn’t just delay racing. When the race is finally run after a rain delay, it’s run on […]

Aerodynamic Forces

2015 Rules: Track Records I – The Example of Charlotte

@NASCARRealTime, @TheOrangeCone and @CircleTrackNerd had an interesting dialog when the 2015 rules were announced. They were debating whether the track records that are now standing are going to be essentially locked into history. The debate ended with an appeal to me and Goody’s Headache Powder. […]

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 […]

Asphalt

Goodyear Tracking Change

Repaving is the last possible remedy a track wants to use, but when potholes (see: Daytona) show up, there is no choice but to tear up the old asphalt and replace it with new, fresh […]

Asphalt

Whose Fault Is It? Tires or Track?

There were 15 cautions last week at Kansas Speedway and at least 15 drivers complaining that driving on the repaved track surface was like driving on ‘razor blades’.  “The worst racetrack I’ve ever driven on.” […]