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

Mercedes unveils powerful new AMG 4.0-litre twin-turbo V8

By John Mahoney Motor Industry 25 July 2014 17:09 Mercedes AMG has released details of an all-new 503bhp 4.0-litre twin-turbo V8 that will help fill the void when the production of its normally aspirated 6.2-litre V8 ends. Lightweight, compact and more efficient than the big 6.2-litre it replaces, the new smaller capacity turbocharged V8 produces 479lb ft from just 1750rpm. The first car to receive the new engine will be the Porsche 911-rivalling Mercedes AMG GT, but other smaller cars like the C63 AMG are also set to benefit from its compact design.

Who's Where: Mamoru Aoki and Koji Nagano promoted to Nissan executive design directors

Mamoru Aoki and Koji Nagano have been promoted to Nissan executive design directors, reporting to head of design Shiro Nakamura. Mamoru Aoki is now responsible for the design and development of all Nissan brand passenger and electric vehicles as well as design strategy and is based at the carmaker's Design Center in Atsugi, Japan. Koji Nagano – previously design director at Infiniti – now manages the design development of the new Datsun brand and Nissan brand light commercial vehicles.

Long Distance Tracking Effort Locates Stolen Motorcycle

WHEN your pride and joy is stolen you always hope you’ll see it again. Tracking services naturally boost the chances of recovery, but one lucky bike owner has Bike Trac and Interpol to thank for the return of their prized possession after a particularly lengthy search. Taken on a Monday evening from South London, the £12,000 Ducati 899 Panigale was quickly confirmed as stolen thanks to the equipped Bike Trac unit communicating with its owner and the firm’s operating centre.