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

Pierre Authier: I'm not moving to Opel/Vauxhall

As the ongoing General Motors designer saga continues, the latest Opel/Vauxhall Vice President of Design elect, Pierre Authier has taken his name off the shortlist for the Rüsselsheim. Car Design News had received information from a reliable source within PSA about Authier's supposed move, however we have since spoken to Pierre, who was keen to put the record straight: “I read the flattering article on my recruitment as VP of Design for Opel/Vuaxhall, but this information is false,” he told CDN. “I am really enjoying my position at Peugeot and with the 208 family team that has made such incredible work.” The search for the missing piece in the GM puzzle continues.

Caterham offers ’40 Years of Caterham’ pack to quickest Seven buyers

Caterham has come up with a novel way to flog its new limited edition accessory pack – the goodies are only being offered to the first 40 customers to buy a brand new Seven, starting from today (10 May 2013). What’s in the 40 Years of Caterham pack? You’ll get a grey-painted chassis and ruby bodywork with bespoke stripes, and unqiue 15in ‘Caterham’-embossed alloy wheels with new wheel centres.

Alfa Romeo 4C spied in Michigan

During the Detroit auto show in January, Fiat and Chrysler CEO Sergio Marchionne told us -- in his own irreverent way -- that arrival of the long-promised Alfa Romeo 4C would be delayed once again. But as these spy photos show, testing on the sporty coupe continues even as a debut date remains elusive. This isn't the first time we've caught the 4C testing in the States.