Hunter Lawrence set the pace in the 450SX with Jett second.
Eli Tomac was third with Chase Sexton fourth and Justin Cooper rounding out the top five.
In the 250SX class, it was Seth Hammaker who was quickest on his PC Kawasaki.
Jordon Smith was second fastest with Ryder di Francesco third.
450SX FP:
250SX FP:
