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

When car design meets Art Nouveau

Gray Design has revealed a new concept car called the Nouvair, inspired by the Art Nouveau design movement. The Nouvair, a retro-looking coupé complete with a long hood and trailing rear end, takes inspiration from the techniques and flowing lines favored by one of the pioneers of the movement, Czech painter and decorative artist Alphonse Mucha. Despite the release of five pictures, Gray Design didn't reveal any technical details, just confirmation of its name and its inspiration.

Revealed: Mercedes-Benz CL63 AMG

Less than a month after revealing a raft of changes to standard versions of its range-topping coupe, Mercedes-Benz has lifted the veil on a more powerful and significantly more economical CL63 AMG. Set for U.S. sale from November, the up-market performance coupe receives a series of mid-life styling tweaks, including larger headlamps, a restyled grille, more heavily contoured hood and re-profiled bumpers--all aimed at providing the CL63 AMG with added appeal against stiff competition from the likes of the Bentley Continental GT and the newly refreshed Aston Martin DB9.

Weineck Cobra 780 at RM Auctions in Paris

The phrase “fastest Cobra ever made” has been thrown around too often for our taste over the last…50 or so years. But we're going to say it now, possibly for the last time: How does 1,100 hp sound? Weineck, a Germany-based tuning company, dropped a 12.9-liter -- 780-cubic-inch -- V8 in the famous body, for a run of 15 cars, all of which sold out.