AlphaTauri's Gasly sets pace on opening day of Bahrain F1 test

MANAMA : Pierre Gasly set the pace for AlphaTauri on the opening day of the final Formula One pre-season test in Bahrain

The Frenchman vaulted to the top of the timesheets with a late-session one minute, 33.902-second flyer under the floodlights to end the day 0.457 seconds quicker than Ferrari's Carlos Sainz.

Charles Leclerc, quickest for most of the day with his morning best of one minute, 34.531 seconds, was relegated to third by the late improvements for Gasly and Ferrari team mate Sainz.

Most of the attention on Thursday was focused on Mercedes after their W13 challenger turned up with dramatically narrower sidepods. 

But the advantage of what Formula One's motorsport managing director termed a "very extreme interpretation" of the new 2022 rules was not immediately evident with George Russell and Lewis Hamilton, who shared driving duties, ninth and 11th respectively.

Times in testing are notoriously difficult to read with teams all running their own individual programmes.

Red Bull logged the most mileage, with Mexican Sergio Perez, in the car the whole day, clocking an impressive 137 laps.

Russell and Hamilton logged a combined 121 laps for Mercedes while Alfa Romeo, who endured a difficult opening test in Barcelona last month, finally enjoyed a productive day of running with Valtteri Bottas and China's Guanyu Zhou clocking a total of 120 laps.

Ferrari, who impressed in Barcelona, continued to look strong, showing not only impressive pace but also chalking up 116 laps.

McLaren, strong in Barcelona, struggled on Thursday in Bahrain.

Lando Norris, who drove for the whole day after team mate Daniel Ricciardo felt unwell, was hampered by braking issues and managed a paltry 49 laps.

U.S.-owned Haas were forced to sit out the