Spark plugs that haven't been changed for a long time can become one with the cylinder head. Fortunately, it's possible to repair damaged threads instead of scrapping the head. (Photograph by Chris ...

When you’re working on engines, machinery, or older equipment, stripped threads can quickly bring a project to a halt. That’s why thread repair kits are essential for any mechanic or DIYer who ...

In the process of the “custovation*” of a well used — and possibly abused — motorcycle, you’ll eventually be dealing with threaded hardware replacement. More often than not the decision will be what ...

Autoblog aims to feature only the best products and services. If you buy something via one of our links, we may earn a commission. When you’re working on engines, machinery, or older equipment, ...