Engine off coasting?
How long do you need to coast before you actually gain increased mpg? Engine off for more than 6 seconds? At what point does it actually cost more to start (fuel enrichment) the engine back up vs just engine on coasting?
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1993 Geo Metro- 361k on original drivetrain minus head. Best mpg of 75.23. Grille block,mirror delete, kammback, fender skirts, and 135-80-15 tires..... Oh and alot of Hypermiling techniques.
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