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

Aston Martin V12 Vantage roadster to start at $233,340

Aston Martin dropped the details of its UK-onlyV12 Vantage roadster on Tuesday, and the news is good. The new convertible will boast 509 hp and 420 lb-ft of torque from Aston's signature 6.0-liter engine. The roadster shares many of the technical features and specifications from the hardtop version, though some elements had to be changed to accommodate the folding soft top.

BAC Mono finally hits the U.S. (video)

Sector 111 – US importers of the epic BAC Mono – have finally revealed the first US Mono at Cars and Coffee in Irvine, California. It’s more than a year since we reported that Sector 111 would be offering the BAC Mono in the US and now, having completely sold their 2012 allocation of just 12 Monos, the first US built (well, bolted together from a CKD kit by Sector 111) has been revealed to petrolheads at the Cars and Coffee meet in Irvine, California. And the Cars & Coffee meeting is a great place for Sector 111 to show off their first Mono as its attended by a bunch of knowledgeable and wealthy Californians, just the sort of potential buyer Sector 111 are looking for.

Concept Car of the Week: Buick Y-Job (1938)

Welcome to the first in a new, regular, series of features in which we highlight an important, forgotten or just plain cool concept car each week. Concept cars have thrilled and inspired for decades, testing the limits in terms of technology and design and shaping the ways cars are designed today. They're the pinnacle of our art and probably the thing that first piqued your interest in car design.