How much power do you lose through the drivetrain? The "experts" claim about a 1517-percent power-drop "at the wheels" with a manual trans compared to flywheel numbers; as high as 27 percent with an ...

One of the keys to any engine development program, from Winston Cup to the Saturday- night racer, is the ability to effectively evaluate changes to the engine. The goal of any engine development ...

Dynamometer tests are used to measure a car's torque and rpm response. But how do they get that information? And how reliable is what they get?

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