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Old 04-27-2017, 10:44 PM   #14 (permalink)
Stubby79
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Join Date: Sep 2012
Location: Victoria, BC
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Firefly EV - '98 Pontiac Firefly EV
90 day: 107.65 mpg (US)

Little Boy Blue - '05 Toyota Echo
90 day: 33.35 mpg (US)

BlueZ - '19 Nissan 370Z Sport
90 day: 17.19 mpg (US)
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Quote:
Originally Posted by ChopStix View Post
I'm no expert, but I would think that it would take less power to turn the aluminum at the same speed as a steel one, which should have a tiny mpg benefit. I'm not saying just that one change would equal 1 mpg. But maybe if it was combined with some other mods it might show a measurable benefit.
It will take less power to accelerate a lighter mass. Keeping it spinning at the same speed there will be no difference between the two. His benefits will therefore be noticed more on take-off and/or stop and go traffic.
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