Weight distribution for 14ft modified vhull

Glumma

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Feb 6, 2024
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2
I am at the beginning stages of building a jet Jon boat. I am looking for advice on weight distribution. My thoughts were to put the seats slightly off midship.The motor will be about 3/4 aft.
This leaves the fuel tanks a battery, which I was thinking about putting slightly forward.
I added a pic of my thoughts.
Looking for some wisdom. Thanks !!
 

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Scott Danforth

Grumpy Vintage Moderator still playing with boats
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Jul 23, 2011
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49,538
cant help you with your project as there are too many unknowns, however welcome aboard
 

alldodge

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Mar 8, 2009
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No expert but just thoughts
A Jon boat is really light and looks like most the weight will be amidship and forward. The motor is very little weight compared to people (unless the 2 folks are under 100). Fuel and Bat even further forward will cause porpoise issues.

Put fuel and Bat behind seat near transom
 

JimS123

Fleet Admiral
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Jul 27, 2007
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8,162
A jon boat is not a modified V.

A 14 footer (IMHO) is too small for a jet drive.
 

tpenfield

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Jul 18, 2011
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Yes, limited advise, . . but I've always thought having the fuel tank at/near the center of balance is a good practice, since the amount of fuel will have little effect on the balance of the boat.
 
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