An Enduro race series in Oklahoma, Texas, Arkansas, and Missouri. Courses are true single track and NOT ADV bike friendly. Occasionally people enter on dual sports like the WR250R, XR650, DR650 etc. These aren't "hard enduros" but they certainly are not dirt roads. Website: http://www.blackjackenduro.org/ Facebook: https://www.facebook.com/BlackJackEnduroChampionships Instagram: https://www.instagram.com/blackjackendurochampionship Results, Points, Entry etc http://moto-tally.com/bjec/ Rule Book: http://www.blackjackenduro.org/rules Classes: No timekeeping computers needed. No GPS needed. No Spark Arrestor needed at most events. Free camping at events/no gate fee.