Christian Horner says Red Bull's F1 "quit" threat was made to encourage engine provider Renault to raise its performance. read more »

Daniel Ricciardo has admitted that he'll soon face an engine penalty after using his third power unit this weekend in China. Renault has struggled for reliability this... read more »

Daniel Ricciardo says engine penalties are already inevitable for Red Bull after another problematic weekend for Renault power in China. Ricciardo moved onto his third internal... read more »

Renault has admitted that the reliability problems that hit Red Bull and Toro Rosso in the Chinese Grand Prix may well strike again in next week's Bahrain Formula 1 event read more »

As voted for by our Twitter followers, the 2006 race is your favourite Chinese Grand Prix - featuring Michael Schumacher's last career victory in F1, holding off Fernando... read more »

Red Bull's Dietrich Mateschitz reiterates that his company could walk away from F1 if it can't challenge for wins or if Renault reduces involvement. read more »

Red Bull boss Dietrich Mateschitz has reiterated the threat Red Bull will quit Formula One if it cannot get a competitive engine. After a tough opening race in Australia, which... read more »

Red Bull owner Dietrich Mateschitz has reiterated threats to pull both his Formula 1 teams out of the sport if they can't get their hands on a competitive engine. His... read more »

Having opened his F1 points account in Malaysia last time out, Toro Rosso teenager Max Verstappen is hoping further Renault engine developments can keep him ahead of the pack... read more »

Toro Rosso driver Carlos Sainz Jr says his Formula 1 car is "at the level of Williams", and that it could challenge the team if Renault makes top-speed gains read more »

Jenson Button is confident McLaren will enjoy massive gains in lap time when they're able to run their Honda power unit at 100 per cent. At present Honda are having to... read more »

Renault expects its power unit to be more competitive in China and is aiming to take the fight to Williams. Renault has admitted it made a backwards step with its power unit... read more »

Renault's Remi Taffin says his team is on top of its early season problems and will deliver a strong power unit package in China read more »

Renault will take a "more aggressive" approach with its power unit at this weekend's Chinese Grand Prix, according to Director of Operations Remi… read more »

We finished in 7th, 8th, 9th and 10th in Malaysia and with the improvements put in place we hope to be further up in China. read more »

Renault are confident that in time they will catch Mercedes as the latter has less room for improvement... read more »

Renault are confident they will eventually close the gap to Mercedes without the need for equalisation measures or a change in the regulations. The French supplier to Red Bull... read more »

Fernando Alonso may never realise his dream of adding a third title to his championship wins in 2005 and 2006 when he drove for Renault. Former F1 driver Allan McNish says the... read more »

Renault says there is no reason why it cannot catch up with Mercedes under the current regulations and believes the law of diminishing returns will curb its rivals'... read more »

Amidst reports that Renault could purchase Toro Rosso, James Key has praised for the engine manufacturer for their improvements this season... read more »

Renault made a "massive step" forward with its Formula 1 power unit in Malaysia compared to Australia, according to Toro Rosso technical director James Key read more »

Red Bull consultant Helmut Marko says that the start of 2015 has been a wake of call for power unit suppliers Renault after a difficult opening pair of races to the campaign.... read more »

Renault says the loophole in the regulations that allows for engine performance development throughout the season partly had a negative impact on its plans for this year.... read more »

Red Bull motorsport consultant Helmut Marko continues to put pressure on Renault to raise its game. read more »

Renault are more likely to back Toro Rosso with their yellow-inspired colours than buy the Faenza-based squad, according to Helmut Marko... read more »