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

Porsche Cayenne S hybrid: More techs and specs released

Porsche is serving up a few more details on the Cayenne S hybrid, which is expected to arrive in 2010. It should be green--and mean to the tune of 385 hp and 545 lb-ft of torque. And carbon-dioxide emissions are expected to be reduced by 20 percent over a comparable combustion engine.

Show Preview: Frankfurt motor show 2011

The biannual Internationale Automobil-Ausstellung, or the Frankfurt motor show, is again due to take place this September, swapping places with its sister show in Paris. One of the world's largest motor shows – certainly physically – the IAA is held at Frankfurt's Messe complex, and in recent years has been themed, with the last event in 2009 carrying the theme of ‘electrification', with virtually every manufacturer revealing a vehicle using the latest battery technology. Fittingly, the most notable unveil at that show was the BMW Vision Efficient Dynamics Concept, which was easily the most innovative and original car of 2009.

Mercedes S-Class Coupe: Frankfurt 2013

The Mercedes S-Class Coupe (pictured) arrives in concept guise at Frankfurt The Mercedes CL was never really the big seller you might expect a coupe version of probably the best saloon car in the world – the Mercedes S Class – to be, But that could change with the new Mercedes S-Class Coupe, revealed today at the Frankfurt Motor Show as a concept. The Concept S-Class Coupe – which looks pretty much production-ready – comes complete with a new look, a look that reflects Mercedes’ recent design changes with a clear feel of a grown-up CLA in its lines. The long bonnet, raised line running from the front wings to the back wheelarch, no B-pillar, and a nose that takes the good-looking front of the CLA as its cue – but takes it a step further – makes the S-Class Coupe look like a proper Mercedes in its own right and not just a two-door version of the S-Class.