Continental Io-520 K on 2040-parts.com

Ariel's Atom returns faster than ever

BRITISH firm Ariel has announced an upgraded version of its sensational Atom sportscar that is faster than ever, making it one of the quickest cars on sale today. The Atom 3.5R showcases a number of upgrades over the outgoing model which contribute to the sensational performance. The 2.0-litre Honda V-TEC engine has had its supercharger revised to give 350bhp and over 240lb.ft of torque, while the gearbox is now a six-speed paddleshift system that can manage five downshifts in less than a second.

Mazda MX-5 GT Concept (2012) first official pictures

Mazda's Goodwood Festival of Speed stand will be headlined by the MX-5 GT Concept - an uprated road-legal special, producing 205bhp. Showcased by Mazda in order to gauge public reaction to a track day-friendly MX-5, it'll be joined on the stand by the Takeri concept and new CX-5 crossover. What's so special about the Mazda MX-5 GT Concept?

Concept Car of the Week: Chrysler Lamborghini Portofino (1987)

In 1987, Chrysler purchased the bankrupt Italian carmaker Lamborghini to add an exotic brand to its portfolio. In celebration of its acquisition, Chrysler announced it would unveil a futuristic concept car at the Frankfurt motor show bearing a unique logo with the Italian raging bull framed inside Chrysler's famous Pentastar. It was during an internal aerodynamic study that designer Kevin Verduyn drew the lines of a four-seater sedan concept called the Navajo.