Keselowski and Stewart will lose pit stall selection for this weekend’s race at Richmond International Raceway. Receiving a fourth written warning results in losing pit selection.
Stewart’s car failed pre-race template inspection twice. Keselowski’s car failed pre-race laser inspection three times.
Carl Edwards‘ team also received a third warning for failing pre-race laser inspection three times. Edwards and Keselowski will both lose 15 minutes of practice time Friday at Richmond.
NASCAR also fined Ryan Blaney $1,000 for not wearing gloves during practice for the Southern 500, which is a P1 penalty.