Jason Anderson,#44, and Martin Davalos, #31, flex their grey matter with some serious MX trivia. Who won what, and when? Which teammate is from where, and did what? Test your motocross knowledge and see who comes out on top in this HEAD2HEAD.

Subscribe to Alli Sports on Youtube for new videos daily:
http://youtube.com/AlliSports

Visit our Moto channel for related videos:
http://youtube.com/AlliMoto