Racing Classes

Groesbeck Grand Prix 
Historic Motorsports Festival


All cars will have to meet minimum safety requirements to make timed runs, a historic car will not be able to compete at full competition speed unless it conforms to the current safety/roll bar rules specified in the current  GGP-Rules.

Thank you for choosing to enter the Groesbeck Grand Prix Time Trial, thanks to racers like yourself we will have the opportunity to not only show the general public amazing vehicles in motion but also raise funding and awareness for our charity partners.

Your entry includes the following:


  • Two days of racing against the clock and the backdrop of the historic Fort Parker Restoration. 
  • Four General Admission Passes
  • Two VIP Tent Passes
  • VIP Welcome Bag
  • Secure overnight parking for trailers & cars
  • Welcome party and awards mixer. 
  • Groesbeck Grand Prix T-Shirt


Saturday: Tech Inspection, Driver Meeting, Course Walk, Practice Sessions, Welcome Mixer.
Sunday: Driver Meeting, Opening Ceremony, Timed Runs, Awards Ceremony, Awards Mixer.



Historic Automotive Classes:

Historic    (H)     Pre-1950 Sports Cars and Sedans
Historic 1 (H1)   1950-1975 Sports Cars and Sedans 2000cc and under
Historic 2 (H2)   1950-1975 Sports Cars and Sedans Over 2000cc
Historic 3 (H3)   1976-1985 Sports Cars and Sedans 2000cc and under
Historic 4 (H4)   1976-1985 Sports Cars and Sedans Over 2000cc
Historic 5 (H5)   Pre-1985 Sports Racing, FIA, Can-Am and Formula Cars



Exhibition Class:

Exhibition 1 (E1)  1986-1999 Sports and Supercars of Significant Historical Interest
Exhibition 2 (E2)  2000-Present Sports and Supercars of Significant Historical Interest
Exhibition 3 (E3)  Historical Significant Vehicle that doesn't fit in H-H5 classes.