I had the radiator serviced on my car; just preventive maintenance. I noticed on the repair invoice I was charged for a cooling system additive.

If you're a car owner, I'll bet you've never even considered whether your car had a LoJack system installed. That's because it's not something that would occur to most people. After all, who would ...

These are ten of the most influential engines in automotive history. Each one of them made waves for rather different reasons ...