Renault don't believe it can make any major steps forward in performance with its power unit this season because of the engine freeze. The French manufacturer was labelled... read more »

McLaren expect a step forward in performance next year with the return of Honda power, despite having what is regarded the best power unit on the grid already in Mercedes.... read more »

Formula 1 teams have warned against the ideas of customer cars coming back to the sport, despite suggestions the rules should be opened up. read more »

As the teams squabble over how to reduce costs the latest topic of debate is that of customer cars. read more »

Renault customer teams Lotus and Caterham insist that they are up to date with their payments to the French car manufacture read more »

Renault's customer team's, which include Red Bull, Toro Rosso, Lotus and Caterham, are all set to receive a major performance boost for the Spanish Grand Prix this... read more »

Renault are hopeful that they can deliver a powerunit that is close to 100 per cent power, reliability and efficiency by the seventh round of the championship in Canada. The... read more »

Honda have revealed that McLaren will be the only team that will be supplied with power units in the 2015 season, although the Japanese manufacturer haven't ruled out... read more »

Honda has confirmed that it will only supply one team with engines when it returns to the sport in 2015, McLaren. read more »

Honda has no plans to supply more than one team in 2015 when it returns to Formula 1, according to Honda's head of motorsport, Yasuhisa Arai. The Japanese company... read more »

Renault has made progress with their power unit ahead of this weekend's Chinese Grand Prix, according to head of track operations Remi Taffin. Renault has been on the back... read more »

Renault's head of track operations Remi Taffin says the French engine supplier is confident of a vastly improved performance at this weekend's Chinese Grand Prix.... read more »

Renault insists customer status is not hurting the Lotus Formula 1 team, as problems with the reliability of the E22 continued in Malaysia on Friday. read more »

Ferrari's 2014 contender, the F14T, has 'good scope for development', according to the team's deputy chief designer Simone Resta. Ferrari is currently in... read more »

Renault believes that the majority of problems that affected its customer teams at the Australian Grand Prix have been fixed. Renault suffered a difficult time in Australia as... read more »

Renault says that improvements must be made to their power units if they are to achieve good results in 2014. Renault endured a difficult pre-season campaign but matters... read more »

Jenson Button believes the Mercedes works team and its power unit customer, Williams, are the favourites for the opening race of the season in Australia. The McLaren driver,... read more »

Mercedes heads into next weekend's season opening Australian grand prix as the overwhelming early 2014 favourite. "Mercedes and Williams look very strong,"... read more »

Renault's deputy managing director (technical) Rob White says that the French company is anticipating an 'anxious' opening round to the 2014 season.... read more »

Renault are now confident that the problems which plagued their new power unit during the opening test in Jerez are now behind them. The French supplier endured a nightmare... read more »

Mercedes chairman Toto Wolff has warned McLaren that it can expect a different relationship once the season starts in Australia. The Woking outfit will switch to Honda power... read more »

Williams have downplayed concerns that being an engine customer and not a works team could hurt their chances this season... read more »

Renault has invited all its customer teams to Jerez on Friday to 'spectate' whilst the Lotus E22 completes a shakedown, or what's officially known as a filming... read more »

Williams is confident that being a customer team to a manufacturer with its own factory Formula 1 squad will not hinder its 2014 season read more »

Mario Andretti suggests that customer cars in F1 will happen to reduce costs and boost the grid in future     read more »