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test fuel tank

Discussion in 'Early CJ5 and CJ6 Tech' started by wheelie, Aug 3, 2005.

  1. wheelie

    wheelie beeg dummy 2024 Sponsor 2023 Sponsor

    What's the best way to test an underseat gas tank for leaks before selling it. It's outta the JEEP and just want to make it's good before unloading it. Looks real good but I want to be sure. Thoughta bout filling it with water but I'm not real crazy about that. TIA
     
  2. 66cj5

    66cj5 Jeep with no name

    water would work, make sure you dry it well.
     
  3. Ledge

    Ledge Member

    The safest way is with a smoke machine. Most places that build or repair tanks that I have seen use LOW pressure (air if it's virgin, nitrogen if it has fumes in it) and soap. Spray it down and look for bubbles. A problem with water is that it won't leak through some small places that gasoline will.