Vintage Small Block Chevy Oil Filler Cap on 2040-parts.com

Ruf Stormster concept (2009): the electric Porsche Cayenne

Ruf might be a tiny German tuner, but it’s just unveiled the first ever electric Cayenne. Called the Stormster it's Ruf's second battery-powered Porsche, uses the same motor as the company's electric 911, weighs close to 2.7 tonnes and hits 62mph in ten seconds. No at all – in fact, earlier this week Ruf took its 676bhp GT2 to 229mph at the Nardo test track in southern Italy.

The bestselling new cars in Britain

September is the biggest month of the year for new car sales in Britain: car manufacturers say it’s the most important month to get right and a good September performance is thus something of a bellwether test. The UK trade body the SMMT has just released new car registration data for September 2013, which enables us to get a picture of the state of the nation’s new car sales. And the news remains glowing.

Frankfurt Motor Show news review: making sense of the 2013 IAA show

Newspress Frequently the car that attracts people’s attention at motor shows is an exotic-looking beast that everyone ‑ creators included ‑ know will never see the grind of a production line. Unusually, at the 2013 Frankfurt Motor Show press day, the car on everyone’s lips was a model that many journalists have already driven, and for which dealers are already taking orders: the BMW i3. With its skinny tyres and boxy, upright stance, the all-electric model isn’t as easy on the eye as the usual headline-grabbers.