Red Bull's choice between sticking with current Formula 1 engine supplier Renault and becoming Honda's works team will have a huge impact on the coming seasons. read more »

Renault say they cannot wait until the Austrian Grand Prix whether Red Bull want to stick to Renault or switch to Honda engines next year, saying they want an answer by the... read more »

Pierre Gasly says he pushed "everyone" at Toro Rosso and Honda to avoid having to take a new Formula 1 engine and subsequent grid penalty for his home grand prix. read more »

Honda brought an updated power unit to Montreal, and the Japanese engine manufacturer's technical director said it gave Toro Rosso a much needed increase in performance. read more »

Red Bull could be heading towards a swap to Honda power after the Japanese manufacturer impressed with their upgraded power unit at the Canadian Grand Prix. read more »

Honda encouraged by 'noticeable' performance boost from new engine read more »

Honda brought an updated engine to the Canadian Grand Prix, and Pierre Gasly feels it will give them a boost in the forthcoming races. read more »

One of the biggest climbers in Sunday's Canadian GP, Pierre Gasly has credited his upgraded Honda engine for his 11th placed finish. read more »

Toro Rosso Formula 1 driver Pierre Gasly believes having the new specification of the Honda power unit allowed him to finish three places higher in the Canadian Grand Prix read more »

Pierre Gasly has dropped to the back row of the Canadian GP grid after Toro Rosso and Honda opted to change his engine ahead of Sunday's race. read more »

Pierre Gasly will start today's Grand Prix from the back after Honda elected to change his engine again. read more »

Toro Rosso's Pierre Gasly will start the Canadian Grand Prix from the back of the grid after taking a new Honda Formula 1 engine read more »

Brendon Hartley expects Honda F1 engine gains to show more in race trim read more »

Red Bull have pinpointed the next fortnight as being pivotal to whether they decide to run Renault or Honda engines in 2019, so what might the results of Canadian GP qualifying... read more »

Pierre Gasly was eliminated from Qualifying at the first hurdle and was left compromised by being forced to switch to an old spec of Honda engine for the session. read more »

Brendon Hartley believes Toro Rosso will get a bigger benefit from Honda's upgraded Formula 1 engine in the Canadian Grand Prix than it did during qualifying read more »

Failing to make it to Q2, Pierre Gasly rues the need to revert to the old-spec Honda engine after FP3. read more »

Toro Rosso's Pierre Gasly has reflected on a "tough" qualifying session after having to swap to an old-spec Honda engine in Canada. read more »

Toro Rosso driver Pierre Gasly says his Canadian Grand Prix qualifying was "made tough" by him having to switch to an older-specification Honda power unit read more »

Toro Rosso's Pierre Gasly and Brendon Hartley say Honda's upgraded Formula 1 engine provided a "very positive step" in Canada despite difficulties measuring... read more »

Cyril Abiteboul urges Red Bull to choose Renault over Honda read more »

Cyril Abiteboul has urged Red Bull to think long and hard before jumping ship to Honda, claiming that the Austrian team will not win a title with Japanese manufacturer. read more »

Renault chief Cyril Abiteboul has warned Red Bull a switch to Honda would come at the price of throwing away its chance of winning a world championship before 2021. read more »

Cyril Abiteboul has warned Red Bull about making a switch to Honda power next season and said they could win the title if they remained with Renault. read more »

Renault has warned Red Bull that it risks throwing away the chance to win the Formula 1 world championship in the next two years if it switches to Honda engines read more »