McLaren encouraged by Montréal gains as Stella highlights unexplained straight‑line deficit ...

McLaren ended Saturday at the Canadian Grand Prix with a clear sense of progress—and a clear mystery. While Lando Norris and Oscar Piastri once again pushed Mercedes closer than expected, Team Principal Andrea Stella admitted the team still does not fully understand why the MCL40 is losing time on the straights compared to the works Mercedes power unit.