A team evaluates old, rust‑covered engines to see which ones can be revived and resold. Which rebuild would you tackle first?

This engine was believed to have come from a 1998 Jeep Grand Cherokee, where it was rated at about 195 horsepower.

An internet user says he has a surefire method for determining whether a used car burns oil. Here's what to try before you buy.

Just because the oil on your dipstick is black doesn't mean it's time for an oil change. In fact, that really just means the ...