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gear change

  1. 42 MPG, on a 12 year old car...

    smart Fuel Economy
    Laugh, :angelanddevil: My Smart car and my Saturn SL2 are now getting the same mileage, 42 MPG. Of course the Smart is doing that in the city, and the Saturn on the highway... Changed the 5th gear on the Saturn for a longer gear, from .730 to .605, about a 20% reduction in RPM's. I wonder...
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