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Old 10-20-2015, 06:37 PM   #12 (permalink)
Frank Lee
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Join Date: Jan 2008
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Blue - '93 Ford Tempo
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Quote:
Originally Posted by Alex77tj View Post
How come?
Because available energy is relatively small so the vehicle must be efficient.

Adding gear meshes adds driveline friction. And weight. And width. All because you are guessing the motor wants to rev higher. Since you are leaving the transaxle in, why not simply cruise in 3rd gear?

Running alternators off the motor: someone already explained it. It's inefficient. Perpetual motion machines don't work.
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