John Paul, AAA Northeast's Car Doctor, answers a question from a reader with concerns about a high oil pressure reading on their vehicle. The Car Doctor answers a question from a reader with concerns ...

If you’re really lucky and you’ve lived a good, clean life, it could be your oil pressure switch. That’s the device that ...

If you have an older car that didn’t come from the factory with all of the important gauges, or you own a new car that you’ve improved enough that you need better readouts for things like water ...

The Honda 600's tiny engine used low-friction roller bearings, which meant it didn't need to lubricate the engine with ...

When dealing with refrigeration or air conditioning compressors that employ an oil pump, many service technicians confuse net oil pressure with oil pump discharge pressure. However, it is of utmost ...

Modern cars don't have mechanical oil pressure gauges anymore, so you'll be in the dark until that moment when the low oil pressure warning light flickers on. And since no one brags about the oil ...

Learn how to install an Autometer digital stepper motor fuel pressure gauge and fix a faulty oil gauge line in this detailed ...

Your engine’s oil pressure is one of those things that needs to be just right. If it’s too high or too low, it can be indicative of other problems. This is especially true with high oil pressure, as ...

Many larger refrigeration and air conditioning compressors — usually over 5 horsepower — have forced oiling systems. These compressors contain an oil pump located at the end of the compressor’s ...

QI have been a Corvette owner for as long as I have been driving, and love the magazine. I currently own a ’01 Corvette and for the second time in two years my oil pressure sending unit has failed.

To understand how overfilling your engine oil is too much of a good thing, it’s helpful to provide a little background. Engines are comprised of hundreds of precision-crafted parts working in unison ...

How Much Is Too Much?Jon Grasher, viaCarCraft.com: I am working on a '69 Barracuda with a mildly reworked 340. I have had the engine reworked with a roller cam, Edelbrock RPM heads, and an Air-Gap ...