Boat gas tanks of the future?

edwardh1

Petty Officer 2nd Class
Joined
Nov 26, 2003
Messages
137
with all the ethanol talk/problems will there ever be a seperate bottom drain pipe or line (even if it enters from the tank top) to allow you to pump out "water" coming from plase seperation?
 

Stachi

Lieutenant Commander
Joined
Jul 14, 2009
Messages
1,671
Re: Boat gas tanks of the future?

I was thinking of a fuel tank that somehow is always full of fuel ! ....lol :D
 

Fireman431

Rear Admiral
Joined
Sep 17, 2007
Messages
4,292
Re: Boat gas tanks of the future?

In my opinion (worth exactly what you're paying for it) is probably not. Because once the water is gone, then it's fuel. Someone will, no doubt, begin siphoning off water and walk away. Then the contraption would begin spewing fuel everywhere.

You could make the design foolproof, but someone would just create a better fool.
 

jonesg

Admiral
Joined
Feb 22, 2008
Messages
7,198
Re: Boat gas tanks of the future?

Pre-flite tests on small aircraft includes opening the drain **** on the wing fuel tanks to check for water dripping out.
And avgas doesn't contain ethanol anyway.

A water sensor might make more sense in a boat tank.
 

Woodnaut

Chief Petty Officer
Joined
Jul 4, 2007
Messages
634
Re: Boat gas tanks of the future?

There might be some regulations which prohibit fittings on the bottom of gasoline tanks. (To reduce the liklihood of a leak and fuel in the bilge.) I don't know for sure - just throwing it our there.
 

Silvertip

Supreme Mariner
Joined
Sep 22, 2003
Messages
28,771
Re: Boat gas tanks of the future?

The fitting to drain a tank is already present on EVERY gas tank. It is the line attached to the engine and the engine sucks the tank dry (at least mine do) at an alarming rate. Disconnect it and pump it dry.
 

H20Rat

Vice Admiral
Joined
Mar 8, 2009
Messages
5,204
Re: Boat gas tanks of the future?

There might be some regulations which prohibit fittings on the bottom of gasoline tanks. (To reduce the liklihood of a leak and fuel in the bilge.) I don't know for sure - just throwing it our there.

yep, exactly correct. There are USCG regulations, absolutely no GASOLINE tanks with bottom fittings. (diesel is ok)
 

wbc1957

Petty Officer 1st Class
Joined
Apr 26, 2010
Messages
261
Re: Boat gas tanks of the future?

Gas tanks of the future? We don't need no stinkin' gas tanks! The way things are going, we will have battery power like GM's new Volt. We can either run it in the no wake zone for fifteen minutes before the needed recharge, or go wot for thirty seconds and never get on plane, even with smart tabs! :eek:
 
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