In the realm of internal combustion power, diesel engines are typically reserved for the heavy stuff. Over the last several decades, every semi-tractor you’ve seen on the road has boasted some form of diesel engine. This is due to diesel power’s ability to make more torque than gasoline powerplants, usually at the expense of horsepower. However, when you’re hauling 80,000 pounds up a hill, torque is what will get you to the top, not horsepower.
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