A perennial competitor to Ford's Power Stroke V8 and Ram's Cummins turbo diesel inline six-cylinder engines, the 6.6-liter Duramax is one of the most popular diesel powertrains for heavy-duty ...

Those V8 diesel engines are the 6.6 Duramax found in offerings from General Motors, and Ford's 6.7 Power Stroke. As you probably know, General Motors (GM) produces two distinct lines of full-size ...