Alternator-new Remy 94604 on 2040-parts.com

McLaren MP4-12C gets 616 bhp

The McLaren MP4-12C is about to get some upgrades – including an extra 25bhp – which will also be offered to existing owners free of charge. On balance, what McLaren has achieved with the MP4-12C is nothing short of remarkable. Yes, there have been a few glitches along the way, but in truth they have been little more than the sort of hiccups almost any new supercar suffers as it escapes in to the wild and has to deal with the real world and real drivers.

Rolls-Royce-designed Santa’s sleigh

By Tim Pollard First Official Pictures 17 December 2008 14:30 Today CAR has an unusual scoop on our hands – as we publish the Rolls-Royce sleigh. This amazing artwork was produced exclusively for CAR by Rolls designer Andreas Thurner, who perfectly captures the regal magic of a Rolls-Royce driven by a stately Santa. Just check out the Greek temple-style, architectural front end of the sleigh – and the hints of top-end speedboats in the profile.

Koenigsegg's craziest supercar yet debuts at Geneva

Here's what you need to know about the Koenigsegg One:1. It weighs 1,360 kilograms; it produces 1,360 hp. One horsepower per kilogram, which is why mad scientist Christian Von Koenigsegg is absolutely justified in bragging about it: it's the world's first "mega car," he said.