Pre-chamber technology was generally utilized in the good old diesel engines until the 1980s. The reason why such pre-chamber technology was favored was due to the noise reduction aspect as well as ...

Cold fusion, despite probably being impossible, is a good idea. Take a process known to create a meaningful amount of power and remove the harmful byproducts (like explosions), and you've got a winner ...

HOT ROD’s archives are chock-full of brilliant tech reports that truly are timeless. This one, drafted by Jim McFarland for our February 1972 issue, provides an extensive look at how important airflow ...

As you work your way through this month's column, be aware there are successful engine and parts manufacturers who do not subscribe to what is being shared—and that's OK. There are also numerous of ...