The NHRDA is proud to announce the MBRP diesel drag race series will be at Yellowstone Drag Strip in Billings Montana on June 12th & 13th for the 5th Annual Big Sky Diesel Nationals. And would like to invite you and your friends to come out and enjoy two action packed days of diesel drag racing, dyno, and sled pulls. There is also test and tune for diesels at the track on Friday night.