From engine oil to gas, our vehicles are full of components that need to be carefully maintained and kept in the section of the vehicle where they belong. Leaks, of various sorts, can be very ...

This is the sixth installment of our Restoration Mistakes series, dealing with common mistakes made when building or restoring a classic Mustang and how to avoid them. As we said at the beginning of ...

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 ...

Technology has continually improved the way that auto manufacturers seal their engines. Yesterday, gaskets constructed of cork or paper, and packed-rope rear main seals were commonplace. Today, Teflon ...

Seal SolutionsQ.I'm rebuilding a 322-inch Buick V-8 for my '40 Ford and I'm concerned about the rope-style rear main seal. Some friends claim they leak no matter what you do; others say soaking them ...

Some 2001 Ford Escapes with 4WD systems may produce an oil leak from the back of the truck, just underneath the rear axle. One likely source of the leak, Ford said, is a deformed differential pinion ...

I've owned a lot of old cars in my time, so the occasional dark puddle or stain from a fluid leak on my driveway has been an all-too-common sight. My thought process is the same every time -– do I ...