While doing your own engine work often requires some specialized tools and hard work, you don't necessarily have to rely on ...

At the heart of your powerplant is the crankshaft, and this baby not only has to endure the entire rotating mass, but it is subjected to countless spin cycles at varying rpm. It's a tough life, which ...

Although performance bearings aren't the first thing you think of when defining the specifications for a high-performance engine, and they probably won't do much to increase engine output, they are ...

If oil isn’t dripping from beneath your Jeep TJ’s inline-six, it’s because it’s either brand new or the rear main seal has been replaced within the last 40,000 miles. That’s just a fact of four-liter ...