PARK CITY, Kan. -- This Sunday night’s National Championship Racing Association of Park City, Kansas presented by Precise Racing Products modified show at Enid Speedway in Enid, Oklahoma will allow USRA rules for this event, according to Speedway’s Inc. officials Tuesday afternoon.

However, you must be either NCRA or USRA legal, no mixing or matching of rules.

The concept worked over the Memorial Day weekend as one driver utilizing USRA rules (Johnny Bone, Jr.) and one driver utilizing NCRA rules (Tyler Davis) each won events at 81 Speedway and Humboldt Speedway respectively.

Any further questions regarding this Sunday night event at Enid Speedway, which has a start time of 6:00 pm, contact the series office (316) 755-1781.