IMSA VP RACING SPORTSCAR CHALLENGE Mark Siegel Country: USA Class Gallery DRIVER HISTORY 2018 Two podiums (Daytona, WRLS); Mentor in Ford's NASCAR Driver Development Program POINTS STANDINGS57058 SEASON 20252024 Newstest By The Numbers: Diving into A Dynamic 2025 Rolex 24 At Daytona Weekend... Changes Shine Through in Refreshed 2025 IMSA Lineups at Daytona Aston Martin THOR Team Valkyrie IMSA Lineup Revealed