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

300hp Nissan Sport Sedan Concept shocks Detroit 2014

Nissan is 80 years old in 2014, and as part of its birthday celebrations the Japanese firm has unveiled a brand-new Sport Sedan Concept at the North American International Auto Show (NAIAS) in Detroit. 'Sedan' is the American term for a saloon car – and as the rest of its name suggests, Nissan is aiming to make this four-door far sportier than your average executive express. The first hurdle, however, is getting over the way it looks… Please click the image above to read more about the Nissan Sport Sedan Concept at the 2014 Detroit Motor Show

Vauxhall / Opel Adam spied undisguised

The GM rival for the MINI and Fiat 500 – the Vauxhall and Opel Adam – has been caught undisguised on a photo shoot in Spain. The last news we had of what we thought was going to be the Opel Junior was GM’s announcement that it would actually be the Opel Adam – named after Opel’s founder – and, oddly, also the Vauxhall Adam. So far we’ve only seen the usually prototypes with swirly camouflage floating around Europe’s roads, but now we get the first shots of the Adam grabbed undisguised on a photoshoot in Spain.

Porsche Panamera

Porsche today revealed the first official photos of its new four-door grand touring sports car, roughly nine months before its scheduled market launch. Joining the 911, Boxster and Cayman sports cars as well as the sporty Cayenne SUV, the Panamera is Porsche's fourth model series. The designers of the Panamera sought to position their latest offering as a brand-new and truly different model while retaining the defining Porsche look.