By Chris TonnOct 240
Here’s what you need to know about car and engine air filters, including when and how to change them.
By Jim PrueterOct 240
A complete guide to the popular Ford Coyote engine, starting with the modular V-8 in the 1980s and each generation that followed.
By Jefferson BryantOct 230
The LS engine is synonymous with V-8 performance. Decode the alphanumeric terminology and discover the secret to affordable V-8 power.
By Chris TonnOct 201
We don’t recommend cleaning oxygen sensors. There are too many delicate components that can be damaged.
An oil filter is designed to capture metal particles and sludge, keeping the circulating oil clean. Here's what you need to know.
By Jefferson BryantOct 170
Our guide explains how your car starter works, signs of failure, how to replace one, and the likely cost.
By Brian JonesOct 170
A dry sump system alters where oil is stored in a car. More power can be unleashed by rerouting the oil system.
By Jefferson BryantOct 170
The Duramax turbodiesel V-8 has powered the General Motors truck fleet for over two decades. Discover why it's so popular.
By Jefferson BryantOct 160
If your car stalls, get off the road ASAP. Turn on your hazard lights and coast to the shoulder. Then, check if there's a quick fix.
By Jim PrueterOct 160
A muffler makes your car quiet or produces a throaty rumble. Our guide explains muffler types, resulting sounds, and replacement.
By Jefferson BryantOct 120
The engine control unit is the brain of an automotive engine. Discover how the ECU works and symptoms of ECU problems.
Superchargers and turbochargers both force compressed air into the engine. See our guide for making the best choice between the two.
By Jim PrueterOct 110
Synthetic motor oil is the better choice for most modern vehicles. Here's why.
Here's what you need to know about a radiator upgrade: performance radiators, double-pass, downflow versus crossflow, and more.
By Jefferson BryantOct 90
GM churned out over 100 million LS-series V-8 engines and the 638 HP supercharged Chevrolet LS9 is the king of them all. Find out why.
Heat, vibration, and usage can reduce a car battery’s lifespan. Learn about battery types and ways to extend a car battery’s life.
By Jefferson BryantOct 62
Reduced engine power (known as "limp mode") indicates a serious issue that needs to be addressed immediately. Here's how to respond.
By Jefferson BryantOct 50
The alternator tirelessly generates electricity while you drive. Discover how it works, signs of problems, and when to replace it.
By Chris TonnOct 45
American automakers no longer offer street cars with NASCAR engine designs. But can you buy a used NASCAR engine for your daily ride?
By Jefferson BryantOct 30
The head is what turns the cylinders into combustion chambers. See our guide about types of cylinder heads and common problems.
By Jefferson BryantOct 20
Your engine won't start or run without the camshaft position sensor. Find out how a cam sensor works and when to replace it.