Quote:
Originally Posted by Red Bread
4 cycle engines are more efficient with WOT and low rpm than partial opening and higher rpm, so if you short shift, but use lots of throttle, you'll see better mileage numbers than if you try to creep up on speeds while in lower gears.
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Not sure that necessarily applies to our engines as that, as I understand it, is due to pumping losses with partially-opened throttles; our cars don't have throttles, controlling fuel rate with the vanos.