Polaris makes it 7 in a row. After a two-month hiatus, the SCORE Championship roared back to life this past Saturday with the 57th running of the BFGoodrich Baja 500, and the Polaris RZR Factory Racing team delivered a dominant performance, securing a historic UTV overall podium sweep. Brock Heger once again proved he’s the… read more

Duc and desmo go hand in hand. Dear ATVC: I only recently learned about Ducati getting into motocross thanks to a letter here in Ask The Editors and began to dig around for more information. The 450cc engine they developed apparently uses Ducat’s desmo valve. Can you explain in plain English exactly what this means?… read more