From Ram Cummins workhorses to Toyota Hilux legends, these diesel trucks with manual transmissions redefine what it means to ...

Russia’s Project 677 Lada-class submarines were envisioned as the future of its diesel-electric attack fleet—stealthier, quieter, and more advanced than their predecessors. Designed with ...

According to sources such as Ohio Diesel, the current 6.7-liter Cummins inline-six is the most reliable diesel engine used in ...