In Barcelona, Ferrari had all their habits. Until their former development driver, Daniil Kvyat, achieves the fastest lap in practice so far, putting Toro Rosso in the lead for the third day.
Kvyat's efforts, just 15 minutes from the end of the day, allowed Kimi Raikkonen to beat the fastest time of the day, set by the Finn before his Alfa Romeo's midday break. Raikkonen finished the day in second place, four tenths of a second behind Daniel Ricciardo's Renault, who clocked the best time of his tests with a 1m 18.164.
Ferrari's fastest day, Sebastian Vettel finished fourth for Ferrari with 134 laps, just under 138 laps from Raikkonen and 137 points from Kvyat. Red Bull, posting a best time of 1m 18.787s.
Williams fans, meanwhile, were delighted to see the FW42 finally on track after a series of delays that made him miss the first two days of racing. After lunch, George Russell made 23 laps, recording a best time of 1m 25.625.
Day 3 witnessed three red flags – all caused by Haas cars, and at least two of the three for the same reason, the US team discovered a problem with their ignition coil that had interrupted the race of Pietro Fittipaldi, then Romain Grosjean. However, there was good news for the team, Kevin Magnussen being about to return to the car on Thursday afternoon, as the team apparently found a way to solve the problem of support had forced the Dane to surrender his cockpit at Fittipaldi mid-way 2
Trial day 3: Sainz escapes gravel after a spin
The Mercedes world champions have maintained their discrete test debut while Hamilton and Bottas stood near the bottom of the time sheet, the former admitting after jumping out of his car that his Ferrari rival looks very, very strong but that he is not worried by their looks.
So a welcome comeback for Daniil Kvyat, with the Russian – back on the grid after being knocked out of the Red Bull stable in 2017 – making it clear that he was still fast enough to mix it with the best of Formula 1. Yet, let's see. what time is tomorrow, with teams looking to set their own benchmarks as the first week of pre-season testing draws to a close.