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

Audi Sport Quattro Concept arrives on video

It does seem almost a certainty that Audi are planning on building a production version of the Audi Sport Quattro concept we saw at the Frankfurt Motor Show last month. After all, Audi has already had one stab at a high-end recreation of the iconic quattro in 2010, turned up at Frankfurt with a second, more powerful, version and has now got that version running around on video to celebrate 100,000 Facebook Likes. If Audi are going to build the Sport Quattro it’s almost certainly going to be a limited edition run at a price that eclipses even the current range-topping Audi R8 V10 Plus.

BMW ActiveHybrid 5: BMW has another crack at Hybrid

BMW ActiveHybrid 5 - arrives in the UK February 2012 BMW’s Hybrid efforts to date haven’t been exactly an unmitigated success, with the BMW ActiveHybrid X6 not even making it to the UK before it was dropped. But now they’re having another crack at eco-cars with the BMW ActiveHybrid 5, a hybrid version of the latest 5-Series. The ActiveHybrid 5 gets a 302bhp twin-turbo six-cylinder in-line petrol – a good start – and throws in to the mix a 53bhp electric motor.

Mercedes try to 'bring the noise' back to F1

MERCEDES trialled a device aimed at amplifying and improving the much-maligned sound made by the 2014 marque Formula One cars on the second day of testing in Barcelona. With new V6 engines forming part of an overhaul in F1 regulations, widespread criticism of the dulcet tones has continued from the opening race of the season in Australia. With F1 chief Bernie Ecclestone amongst those to question the enjoyment of listening to the new engines, the teams decided to look into ways of making it a more pleasurable experience.