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

Limited-production Audi A1 quattro has monster power to all four wheels

Audi is poised to take the supercompact class by storm with a wild 252-hp, all-wheel-drive version of the A1. To be produced in a limited run of just 333 cars, the A1 quattro harks back to Audi's rallying heyday of the 1980s. It has aggressive, competition-based styling, a turbocharged engine and the latest in all-wheel-drive technology, together with a heavily reworked interior boasting all of the sporting accoutrements to back up its impressive mechanical specification.

Bentley crafts mechanical artwork for Prince's Trust charity auction

Most of us will never own an ultraluxury car such as a Bentley, but for a slightly lesser price you can still have something built in Crewe. Bentley Motors and its employees from the tooling, woodshop and styling departments have created a range of collector items the will cross the auction block to raise funds for the Prince's Trust charity. The items include Bentley artwork, a chess set and Bentley camshaft lamps.

One Lap of the Web: Mercedes-Benz SLC rendered, Google Glass for the Tesla S and a rusty Datsun 280ZX

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. -- Last month we brought you some intriguing spy photos of a Porsche 911-fighting Mercedes-Benz coupe -- possibly to be called the SLC, or even the next SLS AMG (it's all a bit unclear at this point) -- but layers of camouflage made it a bit tough to see what the car will look like.