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Caterham Superlight R600 (2012) first official pictures

There's never been a forced induction-endowed production Caterham Seven until now, but supercharging is announcing its arrival in the lightweight special in a big way: the new Superlight R600 is the fastest Seven racing car the company has ever built. Competing in the Superlight R600 Championship from 2013, the racer is the most extreme machine yet from Caterham to take to the circuit, but CAR hears there'll be a road legal version along soon for hardcore track day fans. What's the spec of the Caterham R600 Superlight?

Porsche 918 Spyder (2013) at Frankfurt motor show

This is the new Porsche 918 Spyder, and it’s just been unveiled on the eve of the 2013 Frankfurt motor show. The Porsche 918 Spyder is the successor to the legendary Carrera GT, uses a race-derived engine, hits 62mph in 2.8 seconds, and will reach 214mph. But the Porsche 918 Spyder is also very different to the Carrera GT, because it’s a hybrid and promises Toyota Prius-like levels of parsimony.

BMW X4 revealed: the £36,590 SUV-coupe

BMW has pulled the covers off its all-new X4 mid-size SUV coupe – the baby brother to the controversial but nevertheless popular BMW X6. Set to go on sale in the summer for prices starting from just under £37,000, the new BMW X4 is already being described as a thinking man’s Range Rover Evoque by one motor trade expert… but is sure to elicit controversy amongst enthusiasts too. Click on the image above to read all about the new BMW X4…