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Old March 3rd 07, 11:45 AM posted to rec.aviation.homebuilt
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Default Sealant for polyethylene fuel tank?

On Mar 3, 2:32 am, "Rob Turk" wrote:
"TerryJ" suptjudatcomcastdotnet wrote in message

. ..

Teflon tape from ACE hardware....


"Rob Turk" wrote in message
...
I'm looking for a sealant or kit to seal brass NPT inserts into a
polyethylene tank. This is aKitfoxheader tank that has developed a leak
at one of the inserts. I'm probably going to use Mogas that has ethanol
additives. Any hints, tips, thoughts?


Thanks,
Rob


Tried that, but it appears to be eaten by the ethanol additives from Mogas.

Rob


There is only one thing that will work that I have tried other than
plastic welding.
Get a stick of the 2 part epoxy for fuel tanks.
Knead together, and wrap around the thread then screw in the fitting.
Once in make sure you always hold a wrench on it when you are screwing
other fittings into it or it might break the seal.

Mine has not leaked in over 3 years now.

More Kitfox info and movies and GPS plotting stuff here http://www.cfisher.com


Dave