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    Helix 7 g3n with a garmin/lowrance flow meter?

    Anyone know or have used a g3n with the ethernet adapter to a backbone nmea 2000 compatible fuel flow meter? I have a Helix 7 G3N and am looking into ways to get it to find my mpg/gph. Anybody got any ways to use it and not a new display?
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    Gph at various rpm...thoughts?

    So, the rule of thumb is 10% of hp is WOT gph usage. I have an 83' Mercury 115hp with I'm told is the year they changed to different hp rating (at the prop rather than crank?) making my 115 more like a 140...meaning I "should" see about 14 gph at WOT. With all that said, does anyone have a...
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    Nmea 2000 and gph display

    So, I am searching for a display (preferably guage size) that would do gph. My set up is no existing NMEA2000 equipment or displays. All I really want is a gph display but it appears to be either expensive (over $500) or nonexistent. I have the flow meter on order (garmin gfs10) and just need...
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    83' 115hp Mercury, prop slip

    Hi, I have a 1974 Starcraft ss (Aluminum deep v hull bow rider) loaded weight at about 2400#. On it is a 115hp tower of power, 1983 max rpm at 5800. Gear ratio is 2.0. On it is a knock off 13x19p 3 blade Aluminum prop. WOT it goes to 5600 rpm at just under 40mph. My goals are to increase a...
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