Alas, no getting around it, the 5000 Turbo Diesel is not fast, nor is it even quick. After a day at the test track, the best results we could get were a 0-to-60-mph time of 15.9 seconds, a ...

Cummins 14.3L Ace engine is one of the most powerful engines out there, powering U.S. tanks. That said, its unique design may surprise you.