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

Opel/Vauxhall Astra GTC

Opel/Vauxhall has revealed pictures of the forthcoming Astra GTC ahead of its official unveiling at the Goodwood Festival of Speed. Virtually unchanged from the GTC Paris concept of last year, the Astra GTC will go head to head with the Volkswagen Scirocco and Renault’s Megane Coupe. The third body style to enter the Astra family, the GTC shares only the door handles and roof aerial with its siblings.

Pagani Huayra Roadster still 2 years away

The Pagani Huayra Roadster is still 2 years away (Coupe pictured) The Pagani Huayra arrived three years ago as Pagani’s replacement for the Zonda (in fact, is was three years ago in January we exclusively revealed the first ever Huayra photo), and despite assurances from Pagani that a Huayra Roadster would arrive by 2014 there’s still no sign of it. We did have a little moment of anticipation that the Huayra Roadster was on its way when Pagani teased something new for Geneva 2013, but that turned out to be nothing more than a (posh) new set of speakers for the Huayra Coupe. In fact, the Sonus Faber Sound System for the Huayra Roadster is about the only Pagani news on anything new we’ve had in the three years since the Huayra arrived – although there have been plenty of problems for the Huayra along the way.

Porsche Cayenne GTS (2012) first official pictures

For those who prefer to take their sporting SUV strictly turbo-free, Porsche has unveiled the racier GTS variant of its benchmark Cayenne. Weighing in at a hefty £67,147 before you've tackled the infamous Porsche options list, the Cayenne GTS lands in UK showrooms in July 2012. Porsche Cayenne GTS: what's special about it?