Pirelli has defended its private test with Mercedes at the Circuit de Catalunya earlier this month, claiming it did not benefit Mercedes and was focused on 2014 tyre compounds only read more »

Pirelli have reacted to the criticism and questions of the media about the current tyre situation in a lengthy online conference, hoping to clarify some issues that arose after... read more »

Pirelli have denied their Barcelona tyre test favoured Mercedes over the other Formula 1 teams, reiterating that the rubber used was their 2014 compound. read more »

Pirelli has insisted that the tyre test Mercedes carried out at Barcelona was focused on 2014 developments, did not favour Mercedes, and that the use of a 2013 car was not at... read more »

Williams sign a "long-term" partnership with Mercedes to supply their engines from the 2014 Formula 1 season onwards. read more »

Mercedes has said it is 'proud' to have inked a deal that will see it supply the Williams F1 team with engines from the start of the 2014 F1... read more »

Renault will announce its next engine supply deal "within a matter of days" and confirm its full line-up for the 2014 season by the end of June as it prepares to... read more »

The Williams F1 Team and Mercedes-Benz are pleased to announce the signature of a long-term engine partnership from the 2014 Formula One World Championship season onwards. read more »

The Williams F1 team has confirmed it will switch to Mercedes power in 2014, when the sport adopts a new engine formula. The deal has been in the works for many months now,... read more »

Renault confirms that Williams decision to switch to Mercedes powerplants in 2014, thereby leaving it supplying three or four teams, is an ideal situation. read more »

Williams have confirmed their deal with Mercedes-Benz that will see the German manufacturer supply engines from the 2014 season onwards. read more »

Williams has confirmed it has signed a long-term engine deal with Mercedes from 2014 onwards read more »

Williams and Mercedes-Benz have confirmed the agreement of a long-term engine partnership from the 2014 Formula One World Championship season onwards. read more »

Williams will use Mercedes engines from 2014, it has been announced today.     read more »

The Williams F1 Team and Mercedes-Benz have announced the signature of a long-term engine partnership from the 2014 Formula One World Championship season onwards. Under the... read more »

Martin Whitmarsh believes Formula One has "scored a bit of an own goal" with regards to the 2014 engine regulations and that it's too late to rectify it read more »

Formula 1's 2014 regulation changes risk squeezing smaller teams out of the sport because of the lack of any viable cost control, according to Force India team principal... read more »

Renault says it will work to reduce the costs involved with its new engine after 2014 regulation change     read more »

Following the signature of Toro Rosso as an engine customer for 2014, Renault Sport F1 president Jean-Michel Jalinier gives his view on the new partnership and the turbo... read more »

Renault Sport F1 says it hopes to confirm its engine deals for 2014 in the near future     read more »

Toro Rosso have confirmed that they will be running with Renault engines for the 2014 season, a move which brings the team that many consider as the Red Bull junior... read more »

Williams looks to be moving closer to an engine deal with Mercedes after confirmation that discussions over a 2014 supply have taken place     read more »

Renault and Scuderia Toro Rosso today announced a long-term partnership that will see Renault Sport F1 supply Scuderia Toro Rosso with its power unit (turbocharged V6 engine... read more »

Renault has confirmed it will power Toro Rosso from 2014 onwards when the new engine regulations come into force read more »

Renault have confirmed they will supply engines to Toro Rosso from the start of the 2014 season. read more »