And that is what I did this afternoon. Very common sense. As for your assesment, I suspect you're wrong. There is parasitic drag caused by turning a pump, and that drag equals HP and MPG. There is a "range" among the experts as to the increase and decrease, respectively. No dream or fantasy there. Plus, my real reasons are simplicity. This is by analogy similar to converting from electric to manual window which is dreamy ... LOL