William Byron 2026 NASCAR Cup Series penalties during races Click on the Race Number to see the complete results for that race. Click on the Site to see this driver's career results at that track. View career statistics for William Byron Glossary     Post Race Site # Lap Flag Infraction Penalty 2026-01 Daytona 24 6 Too many men over the wall Tail end 2026-01 Daytona 24 130 Too many men over the wall Tail end 2026-04 Phoenix 24 159 Too many men over the wall Tail end 2026-14 Nashville 24 252 Too many men over the wall Pass thru 2026-25 Loudon 24 73 Removing equipment Tail end 2026-25 Loudon 24 232 Loss of wheel Other - See Notes (2 Laps) 2026-26 Daytona 24 40 Equipment Interference Tail end 2026-27 Darlington 24 317 Too many men over the wall Tail end (Went to garage)