For as long as we’ve been driving, the internal combustion engine has been our principal source of power. Battery electric motors are slowly replacing them now but even so, the vast majority of us still drive cars with engines in them.
These lumps of metal live under our bonnet, drink petrol or diesel and have cylinders and valves that go about their business of speeding us along. But how much do you actually know about them? Take our fiendish quiz to find out.Continue reading