https://www.live-feeds.com/feed/8-3l-duramax-vs-ford-power-stroke-vs-ram-cumminsContinuously updated, source-cited coverage. https://www.live-feeds.com/feed/8-3l-duramax-vs-ford-power-stroke-vs-ram-cumminshttps://www.live-feeds.com/feed/8-3l-duramax-vs-ford-power-stroke-vs-ram-cummins#u85721Sun, 27 Sep 2026 00:56:23 +0000General Motors has introduced the Mongoose, an 8.3L Turbo-Diesel V8 engine for the 2027 Chevy Silverado HD and GMC Sierra HD. The engine produces 1230 lb-ft of torque, positioning it as the most powerful diesel in the American heavy-duty pickup market. This new powerplant replaces previous diesel offerings in GM's refreshed heavy-duty lineup to compete directly with Ford Power Stroke and Ram Cummins engines.Why it mattersThe heavy-duty truck market relies on torque and towing capacity for commercial and consumer utility. This engine launch represents a shift in the power hierarchy among t