Arias Pistons 12.5:1 Compression 82mm Bore Honda B-series on 2040-parts.com

Hungarian GP qualifying: Rosberg on pole for Mercedes – Hamilton out of qualifying after car fire

Hungarian GP qualifying: Rosberg (pictured) on pole for Mercedes Lewis Hamilton seems to have had most of the unreliability problems that have hit Mercedes this year, but a fire in his car before he even set a time in qualifying for the 2014 Hungarian Grand Prix today in Budapest was a cruel blow to his title chances. Hamilton managed to limp his stricken car in to the pits as flames licked round the back after what appears to have been a fuel leak, but that means Hamilton will start from the back of the grid tomorrow, making it incredibly difficult to get even close to Rosberg who finished qualifying on pole. Behind Rosberg, Sebastian Vettel managed to put the Red Bull in second, with Williams’ Botas in third during a final qualifying that saw rain drench the first corner, nearly claiming Rosberg and sending McLaren’s Magnussen in to the tyre barrier and out of Q3.

2012 Audi A6 Avant gets less weight, more power

Audi has dropped the details of the 2012 A6 Avant wagon, and the numbers are enticing. Unfortunately, it won't be coming here for the foreseeable future, Audi of America says. Lightness is one of the keys for the new model.

CAR tech: how much F1 is in the McLaren P1?

We're forever told racing tech makes for better road cars, but is that true, even in the case of the £866,000 McLaren P1? CAR tech looks at the similarities between Jenson Button's weekend racer and McLaren's hybrid supercar: Gives you wings A Formula One car wins or loses by its aero package – and the P1’s a true aero car with a mighty set-up. It has the highest amount of downforce of any road car on sale – so you couldn’t get closer to F1 with number plates if you tried.