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Bar Nuthin

2-piece gas tank reseal

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Bar Nuthin

The 754 has had the fuel tank apart and whoever did it used some kind of gummy sealant on both sides of the gasket. I noticed that it randomly shed drips of gasoline. By randomly, Maybe a drop or two one day - then dry for 3 or 4 days, then a drip - not necessarily in the same location.

So, I took it off today and opened it up. The first thing I noticed is that none of the Allen head screws holding together were very tight.

The second thing I noticed is that one of the threaded holes appears to have been repaired with JB Weld (or something similar).

Perhaps that was their reasoning for not over-tightening the screws. The gasket is still perfectly flat with no indentation from being compressed, and the use of whatever kind of gasket varnish it was coated in.

 

Anyway, the repaired crack appears to be contained to the inner side of the tank and everything else seems okay to my unexperienced eyes.

I'm ordering a new gasket but looking for tips or advice from anyone who has had these tanks apart, or experienced anything similar.

 

EDIT: I see Lowell references "Permatex Aviation Sealant" - possibly the goop I found on my tank?  Anyone using something better?

 

IMG_6105.jpg.41c65dfafa02f7eb1d0aad84ba86de73.jpg IMG_6107.jpg.b65d8363d2ac95dd163eaa30bcd93887.jpg

 

IMG_6108.jpg.3f21a299c3619feec2674de64260125c.jpg IMG_6109.jpg.cae1d69f07f2ac6903dbf04938f1fec4.jpg

 

Edited by Bar Nuthin

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