In almost 25 years powering General Motors trucks and SUVs, the 6.6-liter Duramax V8 diesel engine has earned a loyal ...

Models like the 1949 Mazda REPU, which boasts a rotary engine, the 1959 Chevrolet ... a pickup truck that could transport railroad crews around the vast U.S. rail networks of the early 1960s. Using a ...