What is the sum of 5 rule?

Joas van Wingerden Sunday 17 December 2017 13:32

Formula One teams and engine manufacturers must adhere to a big number of rules and regulations set by the FIA, and for this particular rule, the sum of 5 rule, an expert from Shell explains exactly why engines are being made to be more like road vehicles.

It's vital to get this right! #F1 pic.twitter.com/68yp6A7lGw — ShellMotorsportTeam (@ShellMotorsport) 12 December 2017

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