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

Citroen C4 Aircross

The sister car to Peugeot's 4008, the C4 Aircross is Citroen's attempt at injecting its DNA into a SUV. We say 'injecting' because, as with its predecessor the C-Crosser, this car comes from a joint venture between PSA and Mitsubishi and – if you look closely – you'll see this car shares its roots with the Mitsubishi ASX. Regardless, Citroen claims the Aircross redefines the conventional cues of compact SUV design...

The new Honda Insight hybrid is shown at the Detroit auto show

The new Honda Insight was unveiled at the Detroit Auto Show To hear Honda tell it, the new 2010 Insight coming to market this April is all about making hybrid technology available to Gen-Y. That's because it's smaller and less expensive than the class-leading Toyota Prius or Honda's own Civic Hybrid. We drove the Insight in Arizona recently and found it also more fun to drive than most hybrids, another attribute that ranks high among young buyers.

BMW 4 Series Gran Coupe (2015) revealed in patent pics

The BMW 4 Series Gran 4 Coupe is proof that BMW is continuing its efforts to fill every imaginable niche. It's a four-door version of the 4 Series coupe, which itself is based on the 3 Series saloon, and adds to a bewildering array of machines stemming from the F30 3 Series. Officially the 4 Series Gran Coupe, revealed in full in these images from the firm’s design patent, is given the ‘F36’ codename and is expected to be officially unveiled in early 2014. It joins the F30 (3 Series saloon), F31 (3 Series Touring), F32 (4 Series Coupe), F33 (4 Series Convertible), F34 (3 Series Gran Turismo) and F35 (3 Series long-wheelbase saloon) to complete the range of body styles.