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Maximum Sustained RPM

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  • Maximum Sustained RPM

    I have a 2016 F70 with just shy of 100 hours on it. What do you think the maximum RPM it should be run at for hours on end? I have been running it at 4,000 RPM but I could gain 3-4 MPH if I ran it at 43- 4400. Propped the way it is it tops out at 58-5900.
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