At Circle Track, we're all about helping you do more for yourself. But sometimes that's just not realistic. That's not casting doubts on the intelligence of our readership. Just like your mom, we ...

Imagine one day, years ago, in some equipment shed out in Middle America, an innovative farmer looking at oil dripping from the bottom of the well-seasoned 5.9L Cummins engine in his Dodge Ram pickup ...

If you were with us last month when we demonstrated how to remove and disassemble an engine, you are probably now staring at a large maze of engine parts. This installment deals with putting all those ...

It might seem like a bad move, but there are two major reasons why automakers are fitting their cars with plastic valve ...

A small gap with big importance in the performance and health of an engine - here's everything you need to know.

As a vehicle's engine operates, the intake and exhaust valves open and close rapidly while the pistons move up and down in the cylinder. These mechanical actions require a constant supply of hot oil ...

Modern internal combustion engines — including those that run on diesel fuel — require a lot of special parts and systems to prevent dumping excess emissions into the atmosphere. Not only are those ...

Taking care of your vehicle is vital to ensure it stays in great condition. Your brakes could give you trouble someday, or your suspension could require tinkering, inevitably leading you to an auto ...

The choke valve in an engine's carburetor, whether it's a Holley carburetor or another brand, helps a cold engine start by restricting some of the airflow into it. When the engine is cold, the choke ...

WYOMING -- If there's any doubt about the value of valve-train engine parts built at the Burlingame Avenue SW plant, consider this: plant ownership has ricocheted from General Motors Corp. to Delphi ...