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Harmonic balancers – ASE practice questions (VIDEO)

Description Technician A says a defective harmonic balancer can affect the accuracy of ignition timing readings. Technician B says a defective harmonic balancer can damage the crank. Who is correct?More ASE Practice Questions

Technicians vs. DIYers: How well can you gauge tire pressure? (VIDEO)

Description After seating the bead on a new tire, the valve core needs to be installed and the tire inflated to the correct pressure. Some techs can air up a tire, install the core and land right on the target final pressure… but it’s not as easy as it looks. In this...

Smarter, not harder: relative compression testing

Pete Meier, one of our Dorman Training Center instructors, is a pretty smart cat. Since the day I’ve met him, he’s made it clear that the lab scope is one of his favorite tools and that not using one is a mistake. Now I’ve put a lot of miles on my DVOM over the years,...

Can’t break that crank bolt loose? You need a crank socket (VIDEO)

How to test for blown fuses in a car or truck | Fast and easy method Description Crank fasteners are often a real pain to remove. And sometimes, even expensive impact wrenches and large breaker bars struggle to remove them. A crank socket is just the ticket for these...

So you want to restore a classic or build a kit car? Think twice.

For reasons that have more to do with personality than pragmatism, I recently considered anew the possibility of restoring a classic car, or perhaps building a kit car. It’s an itch I’ve thought about scratching since the days when Popular Mechanics regularly featured...

What is a core charge?

What is a core charge?

The article title is a question I asked when I was a young counterman, and most of you oldtimer mechanics and parts people of course know the story: the core charge is a way to be sure the smoked part makes its way back to the parts counter. A core charge is a deposit...
Watch this video on the invention of the Ford V-8 engine

Watch this video on the invention of the Ford V-8 engine

If you enjoy pioneering developments in automobile history, this video on the development of Ford’s V8 engine is a must-watch. It’s a bit on the long side (a little over an hour), but it’s well worth your time to fully appreciate this revolutionary success in Ford—and...
How to install a brake cable slack eliminator (VIDEO)

How to install a brake cable slack eliminator (VIDEO)

How to install a brake cable slack eliminator (VIDEO) Description If your parking brake is weak or not working at all, a stretched cable is usually the issue. The Dorman 03006 parking brake slack eliminator is a quick and easy way to restore brake function. Related...
Test fuses without removal! (VIDEO)

Test fuses without removal! (VIDEO)

Test fuses without removal! (VIDEO) How to test for blown fuses in a car or truck | Fast and easy method Description Checking fuses is one of the most basic (and important!) tests you’ll use when diagnosing a vehicle’s electrical system. Most cars and trucks on the...