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  1. Jet Boats
    Your result's may vary ,but this chart has been very close over the year's for several engine/pump combo's that my brother and I have owned. The engines were a 710 HP 512" Ford our 780 HP 565 Ford and the re-done 565 that made 855 hp. All three ran nitrous 200 to 300 hp system's and the chart...
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