ESPNF1 In Focus

August 2, 2012: Mercedes is expecting just three engine manufacturers in Formula One when the new V6 turbo regulations are introduced in 2014

June 18, 2012: The FIA has confirmed that it hopes to agree the implementation of cost-control measures by the end of June

May 25, 2012: Mercedes and Renault have warned against delaying the introduction of Formula One's new engine regulations beyond 2014

March 9, 2012: The FIA World Motor Sport Council has passed some minor tweaks to the Formula One regulations a week ahead of the first grand prix of 2012 in Australia

December 7, 2011: The FIA has made a number of tweaks to Formula One's technical and sporting regulations in order to tidy up some grey areas

November 14, 2011: McLaren team principal Martin Whitmarsh has warned against changing Formula One's qualifying format in order to coax all ten drivers out on track in the final session of qualifying

October 8, 2011: Ferrari team principal Stefano Domenicali has called for a shakeup in the qualifying and tyre regulations to encourage all cars to take part in the top ten shootout

September 8, 2011: Pirelli is considering letting Formula One teams select their own choice of tyre compounds ahead of each race in 2013

August 5, 2011: Bernie Ecclestone has said Formula One's 2014 engine regulations will be tweaked because a rule that says cars must run on electric engines only in the pit lane would mean "people could be killed".

July 21, 2011: The FIA has published a preliminary set of technical regulations for the 2014 season when 1.6-litre V6 turbo engines will replace the current V8s

July 14, 2011: FIA technical delegate Charlie Whiting is confident the controversy surrounding off-throttle exhaust blown diffusers has been put to bed and that there will be no protests from the teams on the issue

July 11, 2011: McLaren technical director Paddy Lowe has said the FIA was not to blame for the confusion and controversy surrounding off-throttle blown diffusers at the British Grand Prix

July 10, 2011: Ferrari team principal Stefano Domenicali says his team is ready to come to an agreement with its rivals over exhaust regulations at the upcoming races

July 10, 2011

July 8, 2011: Concessions made by the FIA over its supposed ban on off-throttle blown diffusers kicked off a row between Red Bull boss Christian Horner and McLaren boss Martin Whitmarsh on Friday

July 6, 2011: McLaren technical director Paddy Lowe says the circuits have made an "ironic" threat to run IndyCars in response to the new engine regulations.

July 4, 2011: Renault technical director James Allison is not fretting about the ban on off-throttle exhaust blown diffusers at the British Grand Prix

July 4, 2011: Bernie Ecclestone has warned the FIA that he will hold it responsible if ticket sales drop as a result of the 2014 engine regulations coming into force

July 1, 2011: The FIA has announced that the new 1.6L V6 turbo engines will have a rev limit of 15,000rpm and will still ensure Formula One has a unique sound.