Formula 1 is only completing its second race weekend in the 2016 season, but some drivers have already needed to fit new components for their power unit. Nobody hit penalty as all changes were in compliance with the rules.
Kimi Räikkönen, Marcus Ericsson, Fernando Alonso, Rio Haryanto, Esteban Gutierrez started the second race weekend with new gearboxes as they didn’t finish the first race of the season.
Valtteri Bottas can also use a new gearbox as his car was fitted with a spare one in Australia which resulted in a grid penalty for the Finnish driver.
As for the PU components, Fernando Alonso’s car which is driven by the Belgian Stoffel Vandoorne was equipped with a new internal combustion engine because of the high-speed crash in Melbourne. That car was also fitted with new control electronics, MGU-K, MGU-H, energy store and turbo charger.
Kimi Räikkönen started the event with new turbo, MGU-H and MGU-K and control electronics following his turbo woes in the first race.
Sebastian Vettel got a new control electronics for the weekend. Ferrari apparently wanted to solve its turbo problems with software upgrades.
Red Bull’s Daniil Kvyat started the Bahrain weekend with a new control electronics and a new energy store.