Pushrod engines may not be as popular as they used to be, but to paraphrase the old Mark Twain misquote, "The reports of its death are greatly exaggerated." In fact, GM recently announced it was ...
The pushrod engine is a rather archaic piece of engineering, but automakers have stuck by it to this day. Notably, Fiat-Chrysler Automobiles and General Motors still shove pushrod V-8 engines under ...
General Motors has spent decades refining overhead-valve V8s while much of the industry pivoted to dual overhead cam designs, turbocharging, and downsized blocks. I set out to understand why Chevrolet ...