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External Fuel Tank Question

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Old Aug 2, 2005 | 08:16 PM
  #1  
mrcobra350's Avatar
mrcobra350
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External Fuel Tank Question

I think I read somewhere the 04 had a place on the fuel tank to hook an external tank. If so where is it located and to hook it up will it use gravity to flow from tank in bed. Would you need a float or check valve to control the flow and keep it from overflowing?
 
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Old Aug 2, 2005 | 08:27 PM
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Now thats a new one. I have dropped my tank to the the vent mod and theres no hook up for an external tank .
 
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Old Aug 2, 2005 | 09:52 PM
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most just have an in bed tank with a pump and shutoff handle and fill tank when low.
 
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Old Aug 2, 2005 | 11:40 PM
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Or you could replace the OEM tank with 46gl (for SB) or the 53gl (for LB).

With 46gl of fuel and 17+ mpg, I get tired of driven long before I need to look for more.

Wekiwa
 
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Old Aug 3, 2005 | 05:42 PM
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I didn't want to pay the prices for an aftermarket external tank so I built and installed one myself for under $200. I bought a 40 gallon bed mount tank from Tractor Supply and hooked the supply line to the main tank vent and hooked the main tank vent to the bed tank. The only other thing that requires changing is the truck fuel cap. I went to Advance Auto and went through their stock to find a non-vented cap. Now the fuel gravity feeds to the main tank. The overhead computer gets confused but will indicate correctly when the bed tank is empty. If you have any questions or need photos just email me and I will be glad to help. I like the gravity feed because it was cheap and no pumps or valves for murphy to mess with.
 
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Old Aug 4, 2005 | 06:41 AM
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Originally Posted by Wekiwa
Or you could replace the OEM tank with 46gl (for SB) or the 53gl (for LB).

With 46gl of fuel and 17+ mpg, I get tired of driven long before I need to look for more.

Wekiwa

where did you get your 46gl?
 
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Old Aug 4, 2005 | 07:04 AM
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I am running the Transfer Flow tank and love it...46 it is

Only DOT approved tank
 
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Old Aug 4, 2005 | 07:47 AM
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Tim-

What did the 46gal Transflow set you back, installed?
 
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Old Aug 4, 2005 | 09:01 AM
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What material did you use to build your tank?
Originally Posted by cannon41
I didn't want to pay the prices for an aftermarket external tank so I built and installed one myself for under $200. I bought a 40 gallon bed mount tank from Tractor Supply and hooked the supply line to the main tank vent and hooked the main tank vent to the bed tank. The only other thing that requires changing is the truck fuel cap. I went to Advance Auto and went through their stock to find a non-vented cap. Now the fuel gravity feeds to the main tank. The overhead computer gets confused but will indicate correctly when the bed tank is empty. If you have any questions or need photos just email me and I will be glad to help. I like the gravity feed because it was cheap and no pumps or valves for murphy to mess with.
 
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Old Aug 4, 2005 | 09:27 AM
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I do think about 850....my records are not where I am at now...will try to remember to check when I get home....no matter well worth it IMHO...the good thing about TFF it is legal in all states...something that does matter to me!
 
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Old Aug 4, 2005 | 10:01 AM
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Not too shabby. 50-state legal is definitely important, but the 29gal. tank of the short bed sucks for long trips. I can outdrive a full tank before getting tired. 46gal., on the other hand? Don't think I'd have to worry about that. One fuel stop per day.
 
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Old Aug 15, 2005 | 04:29 PM
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I already have a 100 gallon aluminum tank that was in my old truck. I thought about selling it especially since it would cost a fortune to ever fill it. I would prefer about a 40 gallon tank. I couldnt decide on what was the best way to install it. When it was in my old truck I just flipped a switch and it switched to it and read the fuel from the sender on it.
I have a RBak roll top cover on this truck and would have to remove it to put in this tank.
Thanks for the input.
 
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Old Aug 15, 2005 | 09:49 PM
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Aux Fuel tank

Would like to ad an auxiliary fuel tank to my truck. Is there one that the group feels is best? Am leaning towards getting one that is a toolbox and fuel tank that would have a simple hand fuel pump on the top.

Any suggestions?

Thanks
 
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Old Aug 15, 2005 | 10:53 PM
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Check out this in the Super Duty Forum

https://www.ford-trucks.com/forums/s...d.php?t=392045
 
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Old Aug 16, 2005 | 08:53 PM
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NorthernTool.com
 
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