Ferrari team principal Mattia Binotto has dismissed suggestions from Mercedes that it was running its Formula 1 engine at a different level to its customer teams in testing... read more »

Mercedes claims that Ferrari has yet to show its true pace, suggesting that the Italian team has been running its power units at lower levels than its customer teams. read more »

Haas team boss Guenther Steiner has defended Racing Point over claims the team has copied the title winning Mercedes W10 from 2019. Rival Formula 1 teams raised an eyebrow when... read more »

Robert Kubica will contest the DTM this season with a private customer team running a BMW. read more »

Robert Kubica's switch to DTM as part of a BMW customer entry is set to be confirmed on Thursday, according to Motorsport.com. read more »

Honda wants to eliminate the variance in its Formula 1 engine's performance from circuit to circuit in 2020, in order to allow customer Red Bull to contend at every venue read more »

The Ferrari engine controversy is refusing to die down with the FIA reportedly seizing "parts of the fuel system" from the SF90 as well as a customer. read more »

Renault Formula 1 boss Cyril Abiteboul says his team has no answer as to why it consistently trails its customer squad McLaren in qualifying this season read more »

Renault says the loss of McLaren as a Formula 1 customer team in 2021 will not hurt it financially, and will actually remove a "distraction" on the technical front read more »

Renault managing director Cyril Abiteboul insists that having no customer teams in 2021 has "absolutely no impact" on the team. read more »

Despite losing their last customer team at the end of next season, Renault are unconcerned about going solo in Formula 1, according to Team Principal Cyril Abiteboul. read more »

Renault managing director Cyril Abiteboul admits his team may be a little "naive", but doesn't see their lack of influence over customer teams as a bad thing. read more »

Renault will be left without any engine customers in 2021 after McLaren's switch was confirmed - but Cyril Abiteboul has no concerns about this. read more »

Toto Wolff admits there is an element of "risk" in Mercedes and McLaren agreeing a new supplier-customer deal for engines, as if the latter continues to improve then... read more »

Renault may soon have space for another customer team in Formula 1, but a reunion with Red Bull could well be vetoed by star driver Max Verstappen. read more »

Mercedes wanted more competitive customer teams read more »

Toto Wolff is adamant Mercedes' new engine deal with McLaren is not the start of a works relationship, rather it is a "customer" one. read more »

McLaren is poised for a return to Mercedes Formula 1 engines in 2021, sources have revealed read more »

Renault Formula 1 boss Cyril Abiteboul says overhauling McLaren for fourth place is an achievable target, but admits fighting its sole customer team is an "awkward... read more »

Having been previously overshadowed by Red Bull, Renault is now trailing another customer team, McLaren. However, Cyril Abiteboul is confident that in the remaining races his... read more »

Toto Wolff admits that Mercedes are yet to fully get to the bottom of the engine failures suffered by customer teams Racing Point and Williams at the Belgian Grand Prix. read more »

The Mercedes and Ferrari Formula 1 teams are both likely to head to the Italian Grand Prix with engine reliability concerns after failures of new-specification units with their... read more »

Ferrari used its customer teams to give its latest specification Formula 1 engine its debut in Belgian Grand Prix practice read more »

Mercedes, as well as customer teams Racing Point and Williams, will have an upgraded power unit available at this weekend's Belgian GP. read more »

Daniel Ricciardo says Renault's engine customer McLaren are showing the way for the works team as they try to emerge from the packed midfield fight in Formula 1. read more »