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

Porsche Le Mans challenger (2014) in testing

Porsche's 2014 Le Mans challenger has completed its first test today at the maker’s Weissach test track in Germany. Porsche will take on stablemate Audi and rivals Toyota in the 2014 World Endurance Championship, which sees a significant change in the regulations that may well shake up Audi’s domination of the series and its stranglehold on the Le Mans 24hrs. So what is the Porsche Le Mans car about?

McLaren P12 supercar (2012) first teaser shot

Here we have the very first official McLaren teaser shot of the Woking brand's upcoming flagship hybrid supercar, codenamed P12. The picture may appear nothing more than a colourful light show, but we can spot certain elements of the P12's styling. Don't worry - CAR has a handful of tech details behind the new Brit supercar as well.

Citroen DS3 and DS3 Cabrio ‘Facelift’ revealed

Citroen DS3 and DS3 Cabrio ‘Facelift’ revealed The baby of the DS range – the Citroen DS3 – is still one of our favourite hatches, and although it’s been with us a few years it still feels current. Which perhaps explains why Citroen’s facelift of the DS3 really amounts to not much more than some new posh headlights and some technology and engine updates. The headline news is the new lighting on the DS3 (although only the DSport gets it as standard) with xenon units with an LED lighting element which, say Citroen, use 35 pe3r cent less power on dipped beam and 75 per cent less on main beam, have a 20,000 hour life (20 times that of a standard halogen bulb) and are derived from the lights on the Numero 9 and Wild Rubis Concepts.