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Gas fill hose question

Discussion in 'The Hokey Ass Message Board' started by retiredfireguy, Apr 17, 2010.

  1. retiredfireguy
    Joined: Oct 18, 2009
    Posts: 249

    retiredfireguy
    Member

    I have a fuel cell with a 1 3/4" o.d. fill. I also have a very cool remote fill cap assembly that has a 2" o.d. I cannot find a way to adapt these two sizes. The folks at my local Napa store just shook their heads when I asked them. Now I found a radiator hose that looks like it would do the job - Right length, right shape, and right diameter at each end. Does anyone know if it would be safe to use radiator hose for a gasoline fill? Or, does anyone have any better ideas? Thanks.
     
  2. joee
    Joined: Oct 9, 2009
    Posts: 486

    joee
    Member

    hagen,bob drake etc. sell different size gas hose...i use copper pipe and radiator hose....
     
  3. i wouldn't use radiator hose for fuel filler , it's not made for that and will eventually go bad on you
     
  4. gnichols
    Joined: Mar 6, 2008
    Posts: 11,398

    gnichols
    Member
    from Tampa, FL

    I have seen some OEM style steel filler necks that are swedged (is that a word?) down on one end, so it is a different size. Better yet, my local hose place, Amazon in Tampa, does this to pipe ends in a special machine. I think than can squeeze or expand just about any metal tube a tad. Or perhaps a muffler shop? Or try a few of the aftermarket gas tank mfgs. Gary
     
  5. flynbrian48
    Joined: Mar 10, 2008
    Posts: 8,570

    flynbrian48
    Member


    Me too. Easy to make complicated shapes with various elbows, street L's, and 90's, polishes up pretty if you're into that, and you can go up and down in size as needed with reducers.

    Don't use radiator hose.

    Brian
     
  6. Exhaust pipe adapter should just fine between two pieces of gas filler hose.NEVER USE A RADIATOR HOSE!!!! The rad hose material will have a bad reaction to any petroleum product.It softens and swells!
     
    Last edited: Apr 17, 2010
  7. Buy Gas hose (different compound) and use copper or even exhaust pipe reducers.
    It's not rocket science, just do it.;)
     
  8. nutajunka
    Joined: Jan 24, 2007
    Posts: 1,464

    nutajunka

    A radiator hose will swell and crack usually at the worst moment. Alot of auto parts stores sell fuel hose and if they don't try an equipment dealer like IH or others.
     
  9. auto shop
    Joined: Aug 20, 2005
    Posts: 284

    auto shop
    Member
    from kentucky

    Use an exhaust adapter and two different size hose.
     
  10. sawzall
    Joined: Jul 15, 2002
    Posts: 4,749

    sawzall
    Member

    This is what I've done. Works great
     
  11. retiredfireguy
    Joined: Oct 18, 2009
    Posts: 249

    retiredfireguy
    Member

    Thanks, guys. Sounds like excellent advice. I will be stopping at a muffler shop as soon as I can.
     
  12. Ob1
    Joined: Jan 21, 2010
    Posts: 411

    Ob1
    Member

    I used a radiator hose on the front tank of my RV. It is the first tank used when driving, and spend the least amount of time full. I looked for rubber gas line, no shops stocked it and it was expensive as well.

    When I went to do the work, turns out the PO had done the same thing. His hose was one of those ribbed universals, and I'm guessing the ribs held gas and quickened the solvent deterioration.

    I picked out a smooth formed hose and cut away the unneeded sections. Been there a year now, no problems.
     
  13. while someone may have a good experience using radiator hose , i still wouldn't use it. hose has to be made for fuel...period

    yesterday i drained out the 2 year old gas from my motorcycle using a piece of 7/32" vacuum line from the shutoff valve into a fuel can. by the time i drained about 3 gallons of gas it was already going spongy. surprised me , i thought it would be fine for the brief time i was using it. yes , it got the job done....but it is not the stuff to use for fuel. i know vacuum line is different than radiator hose , but neither are made for fuel
     
  14. Ob1
    Joined: Jan 21, 2010
    Posts: 411

    Ob1
    Member

    I would have liked to have used the right material, but expense and availability made me chose another route. I expect it will fail sometime, and hopefully then I can use the right stuff. Because it is right there in my face every time I fuel it, I can check its condition easily.

    If the hose is hidden, I definitely would not use a radiator hose except as an emergency fix.
     
  15. gas pumper
    Joined: Aug 13, 2007
    Posts: 2,959

    gas pumper
    Member

    Big truck silicon hose will stand up to gas and oil. But if you have to shop around to find it you might as well find the black rubber hose that is meant for this anyway.
     
  16. There is a shop in our city called HAMPTON RUBBER (Pembroke Ave. Hampton, VA) that either has in stock, or they can get, any kind of rubber hose and sheet, O-rings, etc. for all kinds of services. Look in the phone book or the internet for a similar place in your area. Matter of fact, I went in there to try to find some suitable hose for an authentic service station driveway bell and they had it IN STOCK, called something like "driveway hose". I also got some marine radiator hose from them to use on the Bluesmobile's "police" pushbar and it looks great. I've bought "acid resistant" rubber sheet to use under car batteries, all sorts of O-rings, and they even made the AC hoses to fit the Bluesmobile when I added late model AC to it. They're a great resource for a hot rodder / restorer!

    Worst comes to worst, PM me and I'll get you their whole address / phone number and I'm 99% sure that they'd UPS you anything that you'd need.
     
  17. maniac
    Joined: Jul 11, 2005
    Posts: 539

    maniac
    Member



    Still wouldn't trust it with gas, plus it sells for 3 bucks an inch or more.

    I would think any shop that makes hydraulic hoses will probably have the stuff you need or know where to get it.

    http://www.hoseshopinc.com/catalog/
     

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