Jenson Button picked up McLaren's first points of the season, but unreliability once again struck Fernando Alonso.
Jenson Button says it is an exciting time to be at McLaren as they make "massive strides" forward each weekend.
Drivers have voiced their support for plans to make F1 cars much faster than the current crop the season after next.
McLaren have insisted that reported criticisms of Eric Boullier made by Ron Dennis have been taken out of context.
Jenson Button doubts McLaren will score points in 2015 after finding his McLaren “scary to drive” during the Spanish GP.
McLaren have insisted they are making progress but conceded they are unlikely to score points in the Spanish GP.
Jenson Button declared that McLaren’s car felt “10 times better” around the Barcelona track on Friday than in winter testing.
Jenson Button is hoping to have a strong weekend at the Spanish Grand Prix after his McLaren failed to make it to the start line in Bahrain.
Jenson Button has cautioned against expectations McLaren could make huge progress at the Spanish GP despite sizeable upgrades.
McLaren's Honda-powered MP4-30 will sport a "dynamic, predatory" new look at this weekend’s Spanish GP.
McLaren are optimistic they're set to make progress up the grid in Spain as Honda bring "driveability and reliability" updates.
McLaren insist there will be no let-up in their development right through 2015 as they aim to make big strides with Honda.
Fernando Alonso says McLaren face “three important weeks” after further frustration for the team in Bahrain.
Jenson Button's weekend continued to go from bad to worse in Bahrain when his McLaren suffered a breakdown in qualifying
Jenson Button has been hit with a time penalty and had points added to his licence after crashing into Pastor Maldonado.
McLaren and Honda insist they’re making good progress, even if Chinese Grand Prix qualifying hardly suggested as much.
McLaren are optimistic they are on target for the first Q2 appearances of their new Honda era in China after a promising practice.
Jenson Button has predicted a "great future" for McLaren despite calls for the former F1 world champion to retire.
McLaren have warned against expecting further big progress from the MP4-30 this weekend with the car unlikely to suit Shanghai.
The Malaysia GP brought a double retirement for McLaren-Honda but Jenson Button insists he was happy with the race.
The inside word from the world of Formula 1
Interact with us on our official Twitter account
Connect with Sky Sports F1 today
Watch Sky Sports F1 with a Day or Week Pass
The essential times you need to know