NASCAR O'Reilly Series Data & Analytics | O'Reilly Auto Parts Series

1

Pick how the race plays out

Choose a race script — it sets every dial for you. Balanced is our best read; pick another if you see the race differently.

2

Happy with the script? Skip straight to your drivers. Each dial here nudges one piece of the model.

Tire wear5.0

No wearMax wear

Tire-smart drivers gain up to ~2 finishing spots over the field.

How much tires fall off — high wear rewards drivers who manage their stuff

Track position5.0

Start irrelevantFront is king

Most start-position effects are built into this track’s model — this dial adds light emphasis on top.

How much starting up front matters at this track

Lap leadersStandard

LessStandardMore

How much to favor drivers who tend to lead a lot of laps

Practice speedStandard

LessStandardMore

How much this weekend's practice times count

Crash riskStandard

LessStandardMore

How likely wrecks and blown engines are for everyone

Recent form vs. track recordStandard

Track recordStandardRecent form

Lean toward how drivers run lately (more) or how they run at this track (less)

Upset factorStandard

LessStandardMore

Make favorites less safe and longshots more live

3

Contest salary cap, how many races to simulate, and how messy the race gets.

Salary Cap

$

Simulated races

Chaos Level