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

CAR tech: why Porsche needs hybrids

At the launch of the 997-generation 911 Turbo in 2006, Porsche faced a daunting future. Anti-car chatter from EU legislators proposed banning anything that produced more than 241g/km of CO2 and exceeded 101mph. ‘We’ll have to close if the European Commission decides that every carmaker must reach [these targets],’ a Porsche exec told CAR.

Mercedes Weighs Into Super Saloon Market With Potent AMG-Tuned S-Class

WHEN eight cylinders just isn’t enough for your high performance luxury saloon, Mercedes has unveiled the solution to your problem: and S-Class boasting twelve cylinders, twin-turbocharging, 630 horsepower and a whopping 737lb ft of torque. As a flagship to trump even its own S 63 AMG model, the German firm claims its S 65 AMG monster is the most powerful vehicle in its market segment. Packing a 6.0-litre V12 petrol motor, this third generation of S 65 can deliver a zero to 62mph sprint time of 4.3 seconds and carry on to an electronically limited 155mph.

Porsche hits out on CO2

By Phil McNamara Motoring Issues 22 June 2007 10:30 Porsche's next Cayenne and Panamera saloon will get petrol-electric hybrid engines, CAR Online can confirm, as the firm strives to reduce CO2 emissions. The sports car maker has gone on the attack, with tough new European Union guidelines on carbon emissions looming. Brussels has already announced it would like the average new car's emissions to total 130g/km of CO2 by 2012, and is now haggling with the industry about implementing the target.