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

Honda Civic saloon, coupe at the 2011 Detroit show

Honda showed off two new Civics at the NAIAS 2011: the Civic Si Concept Coupe and the Civic Concept Saloon. They're sadly US-market only, rather than related to the European spec models, themselves up for replacement at the end of 2011. Although 'concepts', these two effectively show what will roll into US showrooms in spring 2011.  The blurb is pretty strict on the difference between the American and Euro Civics: 'The Civic Si coupe and saloon Concepts are US-only design and will not be sold in the UK.

2011 Mercedes CL AMG / S-Class Coupe AMG leaks

2011 Mercedes CL AMG We’ve been expecting a facelift to hit the Uber-Coupe that is the Mercedes CL for quite some time. We’re also expecting a change of nomenclature, with the CL becoming the S Class Coupe. But we’ll have to wait a while longer to find out just what Mercedes’ biggest Coupe will be called.

Daihatsu FC ShoCase

The FC ShoCase is the most unorthodox of the three concepts being previewed by Daihatsu prior to their unveil at the forthcoming Tokyo motoshow. The 'FC' in the name stands for fuel cell, and this concept is in essence a technology demonstrator for the company's next generation technology, which use no precious metals in their construction. Sitting – like its concept siblings – under the Kei car classification (it is just 3395mm long), the FC ShoCase nonetheless has space for four occupants, seated in exceptionally thin seats that fold down to create a secondary floor.