Oh, and there's this fun. It has been tested before with the REAL #5 Kellogs and Terry Labonte.
https://racer.com/2021/03/31/nascar-...-martinsville/
Rain tires at short course could be interesting to watch the testing but the racing? Solid meh and just picturing the pits completely soaked and every car bashing pit wall trying to come in. Just seems like a pointless endeavor, but hey it's their money.