IROC Challenger Series - Race I - Saturday, February 3, 2024 - Five builders with five Ferrari 312P models (and additional Classic Era Prototype placeholders) made up a field of IROC entries for this inaugural Scratch32 Challenger Series at Nova Ridge Motorsports Park. R32 support races included 1950's Grand Prix, Modern LeMans P/GT, Classic Era Prototype & Group C/IMSA. R32 Support Race 1 - 1950's Grand Prix (50GP) ...