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Old 02-02-2020, 11:56 PM   #1 (permalink)
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HyBro - '08 Chevy Tahoe HY2
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Vacuum engine to improve fuel efficiency? (after burner engine)

why don't cars have Vacuum engines? post Cat to recapture lost energy?
like the Engine Flame Dancer

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Last edited by Tahoe_Hybrid; 02-03-2020 at 12:02 AM..
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Old 02-03-2020, 11:56 AM   #2 (permalink)
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Air or vaccum motors are large and put out low power.
Better off running a thermo electronic generator off the waste heat. We know they work, they just aren't cost effective.

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