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

Infiniti Q50 Diesel: Geneva Motor Show 2013

The new Infiniti Q50 – the Infiniti G37 as was – has had its European debut at Geneva and the world debut of the Q50 Diesel with Mercedes power. But, as we revealed last year, the new Q50 would make its European debut at the Geneva Motor Show and we would get to see a Q50 with ‘European Power’. A diesel-engined Q50, in other words.

Coming soon: A bigger, better autoweek.com

First, we want to thank all the readers who have helped make autoweek.com what it is today -- we've worked hard to ensure no nugget of cool car news falls through the cracks, and we've been rewarded by a 100 percent increase in visitors over the past two years. That said, we also know there's a lot about our site design that can be improved. Articles don't "pop" the way they should, the home page is far too busy, and our commenting system is…well, let's just say that anything relying on Facebook deserves a healthy dose of skepticism.

Two LaFerraris test at Fiorano Circuit

We don't need to say much about this video of two Ferrari LaFerraris testing at the Fiorano Circuit in Italy --caught by spy videographer extraordinaire Marchettino --except for “turn it up to 11.” In fact, we recommend you use a headphone-to-RCA converter and plug it in to the loudest stereo you have. That's the only way you can truly appreciate the Italian-opera wail coming from the 963 hp, 6.3-liter V12 as it boogies around the 1.8-mile, 12-turn test track. Marchettino said the camouflaged car must have a different exhaust because it sounded so much louder.