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

Citroen C4 Cactus revealed in production guise ahead of Geneva Motor Show Debut

The Citroen C4 Cactus (pictured) revealed in production spec The Citroen C4 Cactus could probably not have been conceived by anyone other than the French, and the concept we saw at Frankfurt last year was certainly original. Now, Citroen are putting the C4 Cactus in to production and, surprisingly, not a huge amount has changed from the concept. That means the C4 Cactus – with a wheelbase the same as a C4 but with a footprint more the size of a supermini – weighs in at just 980kg, so even though its engines are small and frugal it will have acceptable performance.

NHTSA report: Audi S8 tops 2009 theft rates

The Audi S8 and the Toyota Camry stood out among the most stolen 2009 passenger vehicles in a report from the National Highway Traffic Safety Administration. The just-released report tracked theft rates for all new 2009 passenger vehicles stolen that year. It excludes most SUVs and pickups, so the Cadillac Escalade won't make this list.

Webinars: Defining the boundary between Technical and Concept Surfacing using Alias

CDN hosted a new webinar entitled 'Defining the boundary between Technical and Concept Surfacing using Autodesk Alias' on October 13, 2011. The online seminar was especially relevant for design engineers (from aerospace and consumer product industries as well as automotive), for surface modelers, and for lead designers who need to understand the differences between concept surfacing and Class A surfacing. The webinar is now available to view in our archive.