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It takes major know-how to run a national touring series. Keeping up with different track conditions is a constant battle and knowing how to groove and sipe tires to keep up with the constant changes is must have knowledge in dirt racing. In this video we go inside Clint Bowyer Racing to learn about grooving and Siping Chris Jayco and Brad Ramsey talk about grooving and siping tires on front and rear tires.