Just 30 years ago, diesel cars were a bit rubbish. They were loud, clattery, vibrating, smelly and usually appallingly slow. But politicians thought they were the bee’s knees, because they were margin

Despite 140 years of development, some bike engines still consume the very stuff that’s there to protect them. Professor Jamie Turner explains why

You hear it long before you see it: the tranquil of this bucolic Hampshire village has been shattered by some hooligan flouting its urban speed limit. Heads turn. The demonic roar and ring-a-ding-ding

Not the ones in the cylinder head, but the valves and variable flaps hiding in your exhaust system – made famous by the Yamaha’s EXUP. Here’s the what, why and how…

More evidence that car people are the same the world over. In the way that some Chinese engineers recently thought a flat-eight engine was perfect for a motorbike, others have decided to make a niche,

THIS MONTH’S NEXT BIG THING IS A little thing – the E-car. That’s the European Commission’s new category of small affordable electric cars. They’ll be restricted in size and performance, which in itse