This is the era of modern wonders, where everything is transistorized, digitized, and miniaturized. Yet even now, many enthusiasts still use breaker point ignitions on their classic Chevys. For others ...

Q:I have been a longtime subscriber and only recently I was finally able to purchase my dream car, a 1970 Corvette convertible. I drive my Corvette most every weekend and have enjoyed every minute ...

When General Motors introduced the High Energy Ignition (HEI) distributor in the mid-1970s, it was revolutionary. So much so that it still has a strong following among today's hot rodders. Like other ...

At 7,000 rpm, a spark plug ignites the air/fuel mixture nearly 60 times per second. Any one of those 60 sparks going amiss can at best be mildly annoying, and at worst cost you a race or an engine.

If you're a follower of the "How It Works" series, you've been learning the principles of what makes a car run. You've boned up on the four-stroke cycle, valvetrains, cooling, lubrication, and ...