TFLstudios on MSN
60% more torque at 1,400 RPM - why GM increased the Duramax to 8.3 liters instead of pushing the old 6.6L even harder
The transcript presents GM's new 8.3-liter L6P Duramax diesel for the 2027 heavy-duty truck lineup, developed after engineers concluded the previous architecture had reached its limits. The new engine ...
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