John H. Nemechek 2021 NASCAR Xfinity 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 John H. Nemechek Glossary     Post Race Site # Lap Flag Infraction Penalty 2021-09 Darlington 4 23 Tire violation Tail end (Uncontrolled Tire) 2021-10 Dover 26 139 Speeding on pit road Tail end (Went to garage) 2021-10 Dover 26 139 Running over/under equipment Tail end (Went to garage) 2021-10 Dover 26 183 Speeding on pit road Pass thru 2021-30 Fort Worth 54 143 Crew member over wall too soon Tail end