Tick. Tick. Tick. That's the sound our Ford 4.0-liter, over-head valve (OHV) engine was making in our 1991 Ford Explorer after 250,000 miles. The Ford 4.0L V-6 engines, built in Germany, are found in ...

Whether to rejuvenate a broken down car or to upgrade and increase the power output, rebuilding an engine is a major job. It takes a great deal of mechanical skill and knowledge to undertake such a ...

Have you ever wondered why you need to add oil to your chainsaw’s fuel supply? Or why some dirt bikes have a higher pitched exhaust note than others? We’ve all been burdened with yard work or been ...