You’re under the hood doing some routine maintenance when you discover the engine is leaking oil. Don’t panic. The solution could be as simple as replacing the valve cover gaskets.The gaskets work as ...

When parts of the heart, such as the valves, do not work properly, it is possible to repair or replace them. The aortic and mitral valves are the ones that surgeons most commonly replace. Most valve ...

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 ...