In the round-up: Daniel Ricciardo and Esteban Ocon give a positive verdict on the upgraded Renault engine they tested yesterday.
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Daniel Ricciardo impressed by Renault engine upgrade (ESPN)
"The progress is definitely there. Now to make that next step will be...that is the last little step I think we are after to try to really get on Mercedes, but we are getting closer, and that is obviously exciting."
Renault B-spec engine will surprise - Ocon (F1i)
"You’ll be surprised. It’s really good, really good... I can tell it will be quicker for sure."
Red Bull not a threat to Ferrari - Vettel (Autosport)
"If we get Saturday right, they (Red Bull) shouldn't be too much of a threat."
Symonds hints at second halo device in pipeline (Crash)
"There is now a second halo device which is a bit different to what Ferrari ran in the test."
F1 set to announce huge new sponsorship deal with Heineken (The Guardian)
Bernie Ecclestone: "Apparently it leaked on a website in Holland. Heineken told me they were very, very sorry and that they were pissed off."
Sauber/Force India send letter to FIA over engine rules (Motorsport)
"The sports complaints or enquiries have been put into one division. Because it's been moved, it has to go through process again - in other words, people have to get up to speed and so on. Once they are ready, they will advise us."
Kevin Eason: Mercedes pick worst moment to fluff lines (The Times - subscription required)
"Formula One’s chief executive could not put it quite so bluntly, but the theme of his message to Mercedes was: 'Any chance you could stop winning?'"
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