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On Nov 1, 5:51*pm, W1TEF wrote:
On Mon, 01 Nov 2010 11:36:59 -0400, HarryK wrote: On 11/1/10 11:15 AM, Frogwatch wrote: A friend of mine built a custom pontoon boat roughly 34' long with beautiful woodwork. *It is powered with a 90 hp and he claims he had the prop pitched by an expert. *He attains 18 mph so he is planing some but gets very bad fuel economy, I'd estimate 1 mpg. *Underway, most people sit on the foredeck so she probably is bow heavy. *Is there some way to get her to plane better? *He does have one of those Dol-Fin things on the motor but I think he needs more planing surface along the pontoons. This might do it: http://tinyurl.com/367x6pm I don't know what a custom 34' pontoon boat weighs, but I'm guessing two tons or more. That's a lotta weight and length for a 90 hp outboard to "plane better." I doubt a lower unit wing is going to make a difference. This would do it. http://tinyurl.com/29cbqav*:) It should.... |
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