Tapered Spacers

Cooling

Does Qualifying Matter at Talladega?

2019-10-11 dr. diandra 5

50% of races won at Talladega are won by drivers starting from the first two rows. Can you win if you don’t qualify well? […]

Aerodynamics

The 2019 Rules Package: The Tapered Spacer

2018-10-12 dr. diandra 11

NASCAR announced the 2019 rules package last week. Reactions from fans ranged from wait-and-see to despair to a surprising amount of anger. […]

Computational Fluid Dynamics

Engine Rules Changes for 2015

2015-02-06 dr. diandra 5

There’s a lot of talk about all the rules changes for 2015. The limiting of the horsepower has been a hot topic of discussion, with people suggesting that NASCAR is basically mandating spec engines.  Here’s […]

Aerodynamic Forces

2015 Rules: Track Records I – The Example of Charlotte

2014-10-03 dr. diandra 1

@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. […]

Aerodynamic Forces

The Arguments for Slowing Down the Gen-6 Car

2013-12-15 dr. diandra 16

It’s got to be a little frustrating that there are less than 90 days left before the start of the 2014 season and the rules package for the car isn’t set.  Teams hope for a […]