Encouraging stuff from McLaren...
Day 4 testing - Timesheet (1.25pm):
1) Vandoorne, McLaren, 93 laps, Hypersoft tyres - 1:19.854;
2) Vettel, Ferrari, 56 laps, Soft tyres - 1:20.824;
3) Gasly, Toro Rosso, 62 laps, Supersoft tyres - 1:22.134;
4) Hulkenberg, Renault, 49 laps, Soft tyres - 1:22.507;
5) Hamilton, Mercedes, 8 laps, Medium tyres - 1:22.779
6) Bottas, Mercedes, 60 laps, Medium tyres - 1:22.769;
7) Ericsson, Sauber, 79 laps, Supersoft tyres - 1:24.093;
8) Magnussen, Haas, 32 laps, Soft tyres - 1:24.286;
9) Verstappen, Red Bull, 26 laps, Medium tyres - 1:23.376;
10) Perez, Force India, 19 laps, Soft tyres - 1:24.593;
11) Sirotkin, Williams, 47 laps, Intermediate tyres - 1:31.979;
12) Leclerc, Sauber, 1 lap, no time set.
The fastest laps of the week so far:
Sebastian Vettel, Ferrari, Day Two, Softs, 1:19.673
Stoffel Vandoorne, McLaren, Day Four, Hypersofts, 1:19.854
Valtteri Bottas, Mercedes, Day Two, Mediums,1:19.976