Ferrari: The most reliable engine constructor of the year

The Ferrari SF 71H during testing at the Barcelona circuit in early 2018
The Ferrari SF 71H during testing at the Barcelona circuit in early 2018

#3 Motor Generator Unit | MGU-H

Mercedes was as reliable as Ferrari except for a few extra components for Valtteri Bottas
Mercedes was as reliable as Ferrari except for a few extra components for Valtteri Bottas

MGU-H: Mercedes = 19, Ferrari = 18, Renault = 26, Honda = 16

The MGU-H was decided to be discarded for the 20121 regulations, but the FIA finally reversed their own decision to retain it. The MGU-H is an energy recovery system; a motor generator unit which harvests thermal energy from the exhaust via the turbocharger. IMGU-H provides 60% of the electric energy used to power the energy recovery system.

It is a key piece of technology that has been developed and which has road relevance. Ferrari again had the best MGU-H unit, while Renault and Honda were way off their targets. Interestingly, the slowest of the Renault powered car - McLaren used just one extra unit while Red Bull and the Renault works team each had to get 9 to get through the season.

That is 50% more than the allotted number. Honda overshot their limit by 10, using 16 to service the two Toro Rossos.

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