As first reported by JaySki.com, NASCAR released an addition to its rulebook that allows it to limit the number of entries for a Cup Series race to 40 teams. The new rule allows NASCAR to fill open slots based on the team owner’s points standings

XI Racing and Front Row Motorsports no longer appear in danger of missing a NASCAR Cup Series race this season as NASCAR has added a rule about Open teams making the field based on owner standings.In the Entry Requirements section,

NASCAR has updated its rules that protect Michael Jordan and Denny Hamlin's 23XI Racing and Bob Jenkins' Front Row Motorsports (FRM) from being excluded from race weekends.

Following Sunday's race at Dover Motor Speedway, Byron lost the lead in the regular season standings for the first time since Kansas on May 11. He hasn't fallen below second in the standings all season, but that's now a possibility with five races remaining in the regular season.

Busch conceded Saturday that he’s well aware of his situation — but encouraged by back-to-back top-10 finishes at Chicago and Sonoma.

Kyle Busch remains outside a playoff spot with six races left in the regular season, but he closed the gap after last weekend’s race at Sonoma Raceway. Busch’s 10th-place finish helped him gain nine points on the cutline. He goes into Sunday’s race at Dover Motor Speedway 37 points behind Bubba Wallace for the final playoff spot.