McLaren will switch from Honda to Renault engines from the 2018 season, sources have confirmed to Sky Sports.
What to expect, and look out for, around the expected Toro Rosso-Honda, McLaren-Renault, Fernando Alonso and Carlos Sainz deals...
With Honda still struggling, the tie-up may sound unlikely. But it could yet make sense for all concerned in F1...
Amid the complex McLaren-Renault-Toro Rosso-Honda negotiations, one part of the equation is STR's driver Carlos Sainz.
Ross Brawn has confirmed F1's owners are actively trying to ensure Honda are not forced out of the sport as McLaren eye Renault.
Lewis Hamilton says he intends to sign a new Mercedes deal in the wake of Sebastian Vettel's contract extension at Ferrari.
Fernando Alonso says he still believes McLaren-Honda can be F1 champions in an apparent seismic shift in his attitude towards staying with the team.
McLaren appear to be edging towards an engine deal with Renault although the team insist a decision hasn't been made yet.
Daniel Ricciardo insists he would not join Ferrari if it meant playing second fiddle to former team-mate Sebastian Vettel.
A team-by-team, driver-by-driver rundown of who is under contract and until when in the F1 transfer market…
Opportunities may be opening for Fernando Alonso to land a winning seat in 2018, but only in IndyCar, say the F1 Report guests.
Paddy Lowe has remained coy on the prospect of Fernando Alonso joining Williams in 2018 but conceded team are trying to secure the best driver line-up possible.
Lewis Hamilton has given up on the 'dream' of driving for Ferrari - at least for the duration of Sebastian Vettel's new contract.
Fernando Alonso has given his clearest indication yet he will leave McLaren at the end of the season unless they drop Honda.
Fernando Alonso needs to see "drastic" improvements from Honda to become convinced by the company's F1's programme
Questions remain about the viability of Robert Kubica making a full-time return to Formula 1 in 2018, Renault have admitted.
Sebastian Vettel has signed a contract extension with Ferrari and committed to the Scuderia until the end of the 2020 season.
Fernando Alonso says he is having open discussions with McLaren about their 2018 engine plans.
Sebastian Vettel does not expect an announcement on his Ferrari future before Monza next week, but hints it will be soon.
Sergio Perez says he is close to agreeing a new contract at Force India and hopes it will be confirmed before October.