Harley Davidson Xl 1984-90 Clutch Drum Retaining Ring P/n 11164 on 2040-parts.com

Infiniti Etherea concept (2011): Shiro Nakamura's guide

The global unveiling of the Etherea concept car and a tie-in with reigning F1 champions Red Bull Racing made for a busy start to the year for Infiniti. In between endless meetings and flights, we collared Nissan and Infiniti design chief Shiro Nakamura to get the low-down on the Etherea… When did you start work on the Etherea? 'It was about 18 months ago.

Creature comforts now top car-shoppers' 'must-haves'

New technologies come with a learning curve, but once we tackle the initial challenge it's amazing how quickly new features become “must-haves.” From cars that unlock as we approach to those that keep themselves between the lines and a safe distance from what's ahead, we have already become accustomed to high-tech driving. So which features would most drivers refuse to live without? Surprisingly, it's the simplest creature comforts most people hold dear—at least for now.

Ariel Atom 500 V8 (2008): more details and photos

By Tim Pollard First Official Pictures 28 May 2009 10:34 British sports car specialist Ariel is beavering away on its latest adrenaline hit: a V8 version of its Atom. As if the regular Atom wasn’t barking enough, the new Atom 500 features a new 3.0-litre V8 producing 500bhp (hence the name), which propels it deep into ‘fastest car in the world‘ territory. Ariel has shown one exterior image of the Atom 500 already (pictured), but today is the first glimpse of the new V8 engine.