1975-1979 Pontiac Firebird Exhaust Manifold 498624 on 2040-parts.com

Mazda MX-5 with 270hp launched by BBR

The MX-5 has always lacked one thing: power. But now, British tuner BBR is launching a turbocharged MX-5 that produces 270hp and is capable of reaching 60mph in less than 5 seconds. Based on a 2013 Mazda MX-5 2.0-litre Sport Tech Roadster Coupe, the BBR GT270 will reach 60mph in 4.9 seconds and hit an electronically limited top speed of 150mph.

AutoWeek Fantasy Camp 2011: Pushing the limits in the best sports coupes under $50k

What did you spend your Saturday doing? If you were signed up for AutoWeek Fantasy Camp, you'd have climbed into the ten best sports coupes under $50,000 for a day of blasting around the Ford Dearborn Development Center. Participants started with a morning briefing covering safety regulations and track guidelines; after that, they cut loose on the track for 9/10ths driving with pros riding shotgun, full vehicle evaluations, plus conversations with Chip Foose and the folks from Meguiars and ZF.

2012 Mercedes SL – the aluminium supercar

2012 Mercedes SL - it's got a lot of aluminium It’s perhaps a step too far to describe the 2012 Mercedes SL as an aluminium supercar, but there is no doubt the 2012 SL will be a super car, and that it gets made from aluminium instead of steel. And the 2012 SL 63 AMG will undoubtedly be in the supercar league. Just like Jaguar, Mercedes sees the liberal use of aluminium as a cost-effective way to make its cars both lighter and more rigid.