Team principal of Red Bull Racing, Christian Horner, was asked about their power unit supplier Renault, by

Christian, we understand there will not be a major Renault engine upgrade for Baku – nor, it seems, for the rest of the season. Instead it will be incremental improvements on a race-by-race basis…

Christian Horner: “Well, this is Renault’s decision. We take whatever we can, when we can – for sure we’d rather sooner than later! We knew that Montreal would be tricky and so will be the next two races, Azerbaijan and Austria. We will probably introduce our next engine [from the season’s allotted allocation] in Austria – and hopefully that will be a bit of a boost as our fuel supplier ExxonMobil did a great job finding performance.

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