The highly anticipated Proline Lonestar Challenge is now ready for sign ups!  2017 marks the 4th year running of this off road event..last year Joey and the Dirt crew had a record number of entries with just over 300!!  The Dirt crew along with the Thornhill crew will be getting the brand new track built and the facilities in top shape for the event scheduled for the end of April 2017.

“Thornhill Racing Circuit is the largest permanent, covered off road racing facility in the USA!  We are looking forward to seeing you there and if you have any questions feel free to contact us at For sign ups and race event info, go to:” – Joey “Dirt”Christensen