A lap 36 caution gave Clanton new life as he sailed around the outside of McDowell on lap 38 to regain the top spot .
His stint came to an end on lap 31 when seventh - starting , Dale McDowell surged into the lead .
A lap 36 caution gave Clanton new life as he sailed around the outside of Dale McDowell on lap 38 to regain the top spot .
His stint came to an end on lap 31 when seventh - starting , Dale McDowell surged into the lead .