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

Porsche confirms smaller four-cylinder engines

Porsche has confirmed it will reduce its CO2 emissions by introducing four-cylinder engines in the next Boxster and Cayman models. CEO Matthias Müller told Germany’s Auto Motor und Sport magazine that road cars will follow the lead set by the Le Mans Porsche 919 we first saw at Geneva, by being fitted with smaller, turbocharged engines. 2014 Porsche Boxster and Cayman GTS revealed Porsche 919 Hybrid at the 2014 Geneva Motor Show Although Porsche hasn’t officially given any performance figures for the new four-cylinder petrol engine, Müller reportedly said it would boast up to 400hp – making it more powerful than the outgoing six-cylinder models, including the range-topping GTS unveiled last week.

Hennessey Venom GT (2010) first official pictures

Less is more with the Lotus Elise. Hethel’s smallest sports car is sweetest when its lightweight aluminium chassis has a little naturally aspirated engine providing the power; a 257bhp Exige variant is about as powerful as it ever needs to be. So here’s a 1200bhp version… That’s right.

2015 Mercedes C 63 AMG (& AMG S) Saloon & Estate revealed

The 2015 Mercedes-AMG C 63 blows in with up to 503bhp It’s nine months since the new Mercedes C-Class was revealed, and it’s a cracker. But if the regular C-Class leaves you feeling a bit underpowered you now have the option of the BMW M3-bashing 2015 Mercedes C 63 AMG for some real get up and go. Actually – with Mercedes moving AMG more front and centre – you now have the option of the Mercedes-AMG C 63, with the name change mirroring the nomenclature for the new Mercedes-AMG GT.