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

New Mercedes A Class to spawn electric version made by Tesla

New Mercedes A Class EV on the way via Tesla It would appear that Mercedes-Benz are planning an electric version of the new Mercedes A Class with a powertrain by Tesla. The new Mercedes A Class arrived at the Geneva Motor Show in March as the Mercedes answer to the BMW 1 Series, and a very convincing new A Class it looks too. From an entry-level A Class which will get a Renault 1.5 litre dCi lump to deliver a sub-99g/km model all the way up (eventually) to a 4WD, 300bhp AMG A Class, it looks like the new A Class will cover the bases for every buyer, and then some.

Alfa Romeo teases production 4C sportscar

Alfa Romeo has revealed the first official teaser image of its 4C sports car. The 4C, which is expected to debut in March at this year's Geneva Motor Show, was first seen in concept form at the 2011 edition of the show. The image shows a set of alloys that also featured on the concept, indicating that the production version shouldn't be much different from the concept.

Corvette ZR1 (2008): first official pictures

By Ben Oliver First Official Pictures 13 January 2008 21:56 General Motors has unveiled its fastest, most powerful production model ever. Official figures have yet to be released but insiders say the Corvette ZR1 is likely to top 200mph and crack 60mph in a little over 3 seconds. Its new supercharged, 6.2-litre LS9 V8 makes 620bhp and 595lb ft of torque, which GM claims gives the ZR1 a better power-to-weight ratio than the Ferrari 599, Porsche 911 GT2 and Lamborghini Murcielago LP640.