Russell compelled to swap power unit before Hungarian Grand Prix due to coolant leak
George Russell was forced to replace his power unit just before the Hungarian Grand Prix after a crack in the engine caused a coolant leak during qualifying. The incident occurred at the end of Q3 when the Mercedes team detected a sudden drop in water pressure, prompting engineers to pull the car off the track. As a result, Russell will be using his fourth power unit of the 2026 season, but becau…