Hi Barry, welcome to iRV2. It is possible that you had 6v batteries & someone changed it over to 12v or vise versa. I don't have a dia for you.
6.5mpg sounds about right. I have a 2004 35' with the Ford V10 & I get 6.5 to 7.5 with varying terrain & speeds.
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Dan Sees, , 2021 nuCamp T@b 320S Boondock, 2014 Featherlite Car Hauler 3110 17.5', 2008 Mazda MX5,
2008 Toyota FJ Cruiser,1953 Chevrolet 6400 truck, 1985 Chevrolet K10 Silverdo
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