Heavy duty diesel engines are designed for long hours and extreme loads, but even the toughest systems fail without early ...

If you use diesel fuel in cold weather, it has a chance of turning into a gel-like substance. Gasoline doesn't have this problem, though. Here's why.

I love your magazine, and all of the how-to articles I find fascinating. Well, here is my question. I am finding a rust-colored powder in my fuel filter bowl and in the bottom of the carburetor. It ...