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Real Wheel Horsepower Increase Power Output

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<strong>FIG. 4</strong>Here is the output of a factory-stock 5.0 drag racer as measured in First and Fourth gears. The staggering 140 lb-ft and 85hp difference between the two is due to the power absorbed by the moment of inertia of the entire rotating mass from crank to wheels. Reducing the inertia can cut these losses considerably.
Rear Wheel Power Increases - The Spin Zone

 FIG. 4Here is the output of a factory-stock 5.0 drag racer as measured in First and Fourth gears. The staggering 140 lb-ft and 85hp difference between the two is due to the power absorbed by the moment of inertia of the entire rotating mass from crank to wheels. Reducing the inertia can cut these losses considerably.  View Related Article

 

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