Renault have indicated they will supply “up to four” engine customer teams in 2014.
Renault have confirmed Toro Rosso will use their engines from next season while Red Bull will remain their “development partner”.
Sebastian Vettel has had an early look at the future home of the Russian Grand Prix.
Force India will remain a Mercedes engine customer in 2014 and beyond, the team has announced.
F1’s engine rules will have their biggest shake-up in a generation next year. Here’s a quick guide to what will change and what to expect.