Diesel truck fans may have heard the legends surrounding the 12-valve Cummins. Found in trucks like Dodge Rams from 1989 to 1998, its fully mechanical fuel system and rugged injectors are celebrated ...
Cummins’ ISX has been around for more than a decade, but recent changes turn heads for durability and fuel-mileage enhancement. The Cummins ISX was introduced with much fanfare in 1998. It was ...