Arias Pistons 12.5:1 Compression 82mm Bore Honda B-series on 2040-parts.com

Cars aren’t to blame for Global Warming – it’s down to fat people!

Being fat creates an extra tonne of Co2 emissions a year Much as I’m prone to warn against blindly believing the ‘Cars are destroying the Planet’ mantra we hear every day, it’s not me laying the blame at the feet of our chubby readers. The London School of Hygiene and Tropical Medicines has made the claim, for a variety of reasons, explained by Dr Phil Edwards who said “Walking around in a heavy body is like driving a gas guzzler”. But of course, that needs a little extra explanation to put it in to context.

Audi shows S3 Sportback (2013) – but is a used S3 a better buy?

Here’s Audi’s S3 Sportback, the five-door version of the 296bhp Quattro hot hatch unveiled last year. The S3 Sportback takes 5sec flat to accelerate from 0 to 62mph, that’s one-tenth of a second quicker than Audi’s official figure for its three-door stablemate. That’s because the initial 5.1sec S3 time was only an estimate, and Audi’s subsequent tests have shown the three-door S3 actually dipping below five seconds in the 0-62mph sprint.

Alfa Romeo 4C concept

Following the limited production run of the 8C super car, Alfa Romeo unveiled its new sports car at the Geneva motor show – the 4C. The compact, lightweight and mid-engined sports car is a departure from anything Alfa Romeo is producing at the moment. Taking influence from the 8C's strongest attributes, it also mixes in a new design language for the Italian brand.