View Single Post
  #9   Report Post  
posted to rec.boats
Tim Tim is offline
external usenet poster
 
First recorded activity by BoatBanter: Nov 2006
Posts: 19,111
Default Getting a pontoon boat to plane

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....