Lsa Harmonic Balancer 595436 Pulley on 2040-parts.com

Ferrari LaFerrari vs McLaren P1: the stats and specs battle

Arch rivals Ferrari and McLaren have both revealed their new hypercars at the 2013 Geneva motor show today. Both produce over 900bhp and 650lb ft, hit 62mph in under three seconds, top 217mph, and cost nearly £1m. When we drive both cars in the coming months their different characters will no doubt be revealed, but for now here's how the pair match up head-to-head...

Porsche 911 GT3 RS 4.0 (2011) first pictures and video

This is the new Porsche 911 GT3 RS 4.0, a 493bhp race car for the road. Think of it as the ultimate 911 – it brings together the brilliant chassis of the GT3 RS, the lightweight secrets learnt on the GT2 RS, and the stonking 4.0-litre six cylinder engine that powers the GT3 RSR racer. This Porsche 911 GT3 RS 4.0 sounds like quite a package… It is, and topping the list of impressive highlights is a new 4.0-litre flat-six engine.

Leaked photos may show the 2014 Mazda 3

Mazda might not have planned on revealing the 2014 Mazda 3 lineup until next year, but photos showing the redesigned sedan and hatchback may expose the car’s lines a few months ahead of schedule. If the images are to be trusted, the Kodo design language—readily apparent on the upcoming 2014 Mazda 6 sedan and wagon—will make the jump to the smaller, less expensive Mazda 3 as well. Gone is the controversial “smile” grille worn by the 2012 Mazda 3.