Torque when expressed in engine specs is usually shown at the RPM when the maxiumum amount of torque occurs.
"Torque curve" shows the increase and decline of max torque in regard to RPMs. A "flat torque curve" is referring to an engine that holds a fairy steady torque rating over a stated RPM range.
When something is called "high torque" by a seller, it can mean it has a high max torque figure, and/or it can mean it has a lot of torque at low RPMs.
High torque is often a result of an engine having a ratio of long stroke to smaller bore - in gas or diesel engines. High horsepower is usually the opposite with short stroke and large bore. And some engines are called "square" becaue bore equals stroke.
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Today's Featured Article - Tractor Profile: Allis-Chalmers Model G - by Staff. The first Allis-Chalmers Model G was produced in 1948 in Gasden, Alabama, and was designed for vegetable gardeners, small farms and landscape businesses. It is a small compact tractor that came with a complete line of implements especially tailored for its unique design. It featured a rear-mounted Continental N62 four-cylinder engine with a 2-3/8 x 3-1/2 inch bore and stroke. The rear-mounted engine provided traction for the rear wheels while at the same time gave the tractor operator a gre
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