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

Audi Quattro concept (2010): the 21st century ur-Quattro

By Ben Pulman First Official Pictures 30 September 2010 22:29 This is the new Audi Quattro concept, just unveiled by Ingolstadt at the VW Group party on the eve of the 2010 Paris motor show. Built to celebrate 30 years of Quattro, it’s based on a shortened Audi RS5 platform (but built from aluminium and carbon) and features a tuned engine from the TT RS.This new Audi Quattro concept looks rather like a beefed-up Audi E-tron concept – is it? Nope, it’s actually based on the Audi RS5.

Audi RS6 saloon (2008): first pictures

By Ben Whitworth First Official Pictures 12 August 2008 00:01 Following on from the RS6 Avant launched at the start of the 2008, Audi has revealed the saloon version of its hottest A6. And it’s hot! Like the estate, the four-door RS6 is powered by a twin-turbo 5.0-litre V10 with outputs to shame the CLS63 AMG and M5… With direct injection and dry-sump lubrication – always handy if you plan to knock off a few laps of the Nürburgring on the way home from work – the blown V10 whips up a supercar-rivalling 572bhp at 6250rpm and a mighty 479lb ft that kicks in at just 1500rpm.

One Lap of the Web: Rolls-Royce in Thailand, 130-mph lawn mowers and Formula One in Canada

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. -- Check out some factoids about Formula One in Canada and how drivers have faired at Canadian tracks over time.