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

Chrysler performance guru Dan Knott dies at 51

Chrysler senior vice president Dan Knott emerged as an unquestioned powerbroker in the industry, deftly navigating the flying circus that can be automaker-supplier relations. But enthusiasts of all stripes owe Knott a debt of gratitude, as he was a performance guy long before he became a well-known industry executive. Knott, 51, died April 29 after a battle with cancer.

Mercedes E63 AMG S (2013) priced from £83,470

Mercedes has announced the hottest E-class you can buy, the E63 AMG S, will cost from £83,470 in the UK from June 2013. In uprated 'S' guise, the 577bhp/580lb ft exec saloon monster can only be ordered with 4Matic all-wheel drive in left-hand drive markets, but the UK gets only rear-drive cars. CAR has already tried the E63 AMG S in 4Matic form: click here for our full review.

Volkswagen Beetle Dune 'could be built'

IF YOU like your Beetles with a little more ‘dune buggy’ about them, Volkswagen’s latest concept is right up your street. And what’s more, it really could be right up your street if public reaction to the so-called Beetle Dune is strong enough. With a body raised by 50mm, 19-inch wheels and a special rear-mounted luggage rack reminiscent of early Beetles, the Dune plays on its dual heritage strands of its earliest predecessor and the fully off-road biased dune buggies built on Beetle chassis.