No. 31 Cadillac V-Series.R tops opening practice on streets of downtown Detroit…
John Dagys is the Editor-in-Chief at Sportscar365. With a strong background in automotive journalism, he specializes in topics related to cars, trucks, and lorries, as well as the broader themes of competitive sports and the business of sports. Dagys has previously served as a motorsports correspondent for FOXSports.com and SPEED Channel, contributing to numerous motorsports publications worldwide.












