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

Pirelli will not debut it's revised 2013 tyres at the Canadian Grand Prix as planned, but will give the teams an opportunity to test them during Friday practice. The... read more »

Sole Formula 1 tyre supplier Pirelli has postponed the full-blown introduction of its modified compounds, with recent safety-focused adjustments due to be tested but not raced... read more »

Driver-turned-pundit Martin Brundle says the Mercedes/Pirelli test row underlines the problems being faced by F1's sole tyre supplier.     read more »

The furore over Mercedes’ secret Pirelli test looks set to deepen, as rival teams claim they were not informed by F1′s tyre supplier. As it refused to rule... read more »

The latest controversy to hit Formula 1 is that of Mercedes and Pirelli conducting a private tyre test in which they completed 1,000km of running, using a 2013 car (the W04)... read more »

The FIA has issued a statement on the 'secret' tyre test which took place following the Spanish Grand Prix, resulting in an official protest by Red Bull and Ferrari... read more »

The Monaco Grand Prix stewards have opted to pass judgement over the private tyre test staged by sole Formula 1 supplier Pirelli and the Mercedes team after the Spanish Grand... read more »

Sole Formula 1 tyre supplier Pirelli has explained to GPUpdate.net that Mercedes is not the first team with whom it has conducted a private test, reacting to the furore over a... read more »

Toro Rosso team boss Franz Tost says the field should be using the opening practice session of Grand Prix weekends to test new tyres, with chiefs still debating the way in... read more »

Pirelli has threatened to quit as Formula 1's tyre supplier if a new contract for the 2014 season is not promptly agreed, with teams yet to unanimously agree on full... read more »

The official tyre supplier to Formula 1, Pirelli, has slammed the sport for failing to agree a new contract beyond 2013. Pirelli had hoped to have a new contract in place by... read more »

Pirelli has said it is running out of time to receive confirmation that it will continue as Formula One's tyre supplier and there will come a point where it will have to... read more »

Sole Formula 1 tyre supplier Pirelli is expecting an average of two pit-stops per driver at this weekend's Monaco Grand Prix, with the company's Motorsport... read more »

Bernie Ecclestone has been drawn into the tyre discussion debate which has been the hot topic of late following the Spanish Grand Prix and news that Pirelli will, but now... read more »

Pirelli on Monday essentially confirmed reports the F1 supplier will now make only minimal changes to its tyres for Canada next month and beyond. After the waves of controversy... read more »

The FIA has halted proposed plans by tyre supplier Pirelli, which would have seen changes made to all four slick compounds to reduce the number of pitstops. The Italian company... read more »

The announcement that Pirelli will tweak its tyre range in order to reduce the number of stops per race has brought with it support from some corners, but criticism from... read more »

Ferrari has added its name to the list of those opposed to the recent tyre compound modifications announced by sole supplier Pirelli, criticising the Italian... read more »

Niki Lauda has hailed Pirelli’s move to alter the design of its 2013 tyres ahead of the Canadian grand prix next month and beyond. Lotus, arguably the team with the... read more »

After four years with Cosworth, Marussia will have a new engine supplier in 2014. But who? read more »

With the confirmation that Honda will return to Formula 1 in 2015 as an engine supplier, it has prompted the question as to whether their deal with McLaren is an exclusive one.... read more »

Jenson Button has welcomed Honda's return to Formula 1 as an engine supplier to McLaren, starting in 2015. Button has a wealth of experience working with the Japanese... read more »

Jenson Button is "thrilled" by Honda's decision to return to Formula 1 as McLaren's engine supplier read more »