The 6.7 Cummins and 6.6 Duramax diesel engines are both reliable and solid, but they do differ in some ways. Here's the ...

This article will outline the benefits of an upgrade to a billet valve cover 6.7 Cummins, the main issues to be considered by the owner when making such a purchase, and installation steps one can ...

No two engines are ever built the same. This is true even if they are produced by the same manufacturer, and it is even more ...