Terms like DOHC, SOHC and OHV can sound confusing and downright intimidating to folks who aren't completely familiar with the mechanical workings of a car. Don't worry, though. I'm here to help.

Pushrod engines are mostly known for putting out heaps of torque at lower engine speeds, but they're not really able to run at high engine speeds like SOHC or DOHC motors. Here's how an overhead ...