Max Verstappen fastest a surprise Red Bull one-two in second practice for Belgian Grand Prix as F1 roared back into the battle following its summer break.
Mercedes posted quickest lap-time in the morning session but it was Red Bull who emerged fastest in the afternoon with Verstappen clocking a lap of 1:48.085 to finished a quarter of a second ahead of Ricciardo.
Mercedes’ speedy and championship leader Hamilton took a 15-place grid penalty in the morning session for having changed too many engine parts, and took another 15-place hit following another component change for the afternoon.
Verstappen is hopeful Red Bull gain advantage by challenging Rosberg this weekend, with the Spanish Grand Prix winner impressed with the early pace.
“It was a good day,” he said. “This track is not easy to set up the car with the long straights but then also the fast inner section, so I was finding my way a bit. Once I got that balance right the time was there
“For sure Mercedes will come back, they are very strong but we know it was a positive day. We will see what happens. We can definitely improve even more. We have to wait and see what they do but so far I think we have a good car and a very good starting point.