Verstappen completed the day eight tenth of the turn in its Honda-powered RB15 but was still the Mercedes's closest challenger despite its run-off not ending at the low level of fuel as usual. The FIA has shown that Red Bull has completed the change of survival cell.
The team filed its declarative form, as the rules changed to 2019, to give commands an opportunity to independently verify.
filed for approval by FIA Technical Delegate, Jo Bauer.
There was still no reason for change, but it's clear that Red Bull knew that he should complete it
There is no penalty for changing survival cells at this stage of the weekend.
If he had changed the chassis on the morning of the morning before any training session, Verstappen could not work on the track until FP3. Any such car can not be used until the next day.
The FIA also stated that the Haas team had already used one of the two permitted curfews for the season.
Haas staff remained in the chain between 2.30am and 1
This is to fix a leak of oil on the Romain Grosjean's car.