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

Audi A7 breaks cover

This is Audi's new A7--the sleek, upmarket liftback previewed by the Sportback concept at the 2009 Detroit auto show. The A7 aims to provide the company with a stylish but practical rival to contemporary four-door luxury cars such as the Jaguar XF and the second-generation Mercedes-Benz CLS. Revealed at a gala presentation in Munich on Monday, the A7 is the second liftback model launched by Audi recently, following the smaller A5.

Bentley launches 'Series 51' options for Flying Spur

Bentley has announced a raft of new ‘Series 51’ upgrades (and a new infotainment system) for the Continental Flying Spur and Flying Spur Speed, helping to keep the pair feeling fresh before replacements arrive in a few years time. Series 51 designs have been an option on the Continental GT and GTC since 2009, but this will be the first time they’ve been offered on the four-door limo. A whole host of different upgrades for your big Bentley.

One Lap of the Web: New Transformers, home-built cars and two Mercury Marauders

We spend a lot of time on the Internet -- pretty much whenever we're not driving, writing about or working on cars. Since there's more out there than we'd ever be able to cover, here's our daily digest of car stuff on the Web you may not otherwise have heard about. -- Michael Bay has been releasing the cars of “Transformers 4” for the past couple of months, and the latest one to be revealed is the Pagani Huayra (“why-ra”).