Thread: Flowmeters
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Old 04-11-2013, 08:31 AM   #22
westwinds
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City: Wisconsin
Join Date: Feb 2013
Posts: 96
maretron.com/products/ffm100.php
$395 Fuel Flow Monitor. When you divide speed over ground determined from GPS by gallons per hour, you get miles per gallon. If you have wind and current influences, try different power settings to find best miles per gallon. Note how accurate this meter is!
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