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 ...

We may receive a commission on purchases made from links. Rebuilding a classic Honda motorcycle engine can be a fun and educational experience. Not only does it allow you to get your hands dirty with ...